可程式交换式电源供应器PSW系列
           PSW-系列的C.V/C.C优先选择模式能够很好的保护待测物。当输出开启时,传统电源通常处于C.V模式,这会瞬间给电容性负载或强电流负载带来一个较大的浪涌电流。以LED的I-V曲线验证为例,使用传统电源就难以完成测量工作。C.V模式下连接LED与电源,打开输出,当电压超过LED正向电压时,电流突然增大并超过预设限流值。由于侦测到浪涌电流,电源由C.V模式转换为C.C模式。虽然模式转换后电流逐渐稳定,但C.V和C.C相交处的尖峰电流可能会造成待测物损坏。然而,PSW-系列在输出开启瞬间,能优先运行在C.C模式,避免突发的尖峰电流,保护器件免遭浪涌电流损坏。
           
           
           
           
           PSW-系列设计了可调斜率功能,用户可以设置输出电压或输出电流的上升时间(由低电平变为高电平)和下降时间(由高电平变为低电平)。当电压或电流准位变化时,可调斜率有利于待测物的特性验证。通常情况下,生产测试照明装置和大型电容时会在输出打开瞬间引发浪涌电流,这严重缩短了DUT寿命。为了避免浪涌电流破坏强电流器件,在开关瞬间光滑和缓慢的电压传输可以显著减少浪涌电流,保护器件免遭大电流损坏。
           
           
           
           
           PSW-系列提供OVP和OCP保护,保护电平默认为额定输出电压/电流的110%。一旦超过预设值,输出立刻关闭。PSW-系列标配USB Host/Device、LAN接口和GPIB-USB及RS232-USB选配接口,所有接口均支持LabView驱动和数据记录PC软件。后面板的模拟控制/监控接口,可以外部控制电源开/关和外部监控输出电压和电流。
           
            
             
              
               
                
                 
                  
                   
                    
                     
                      
                       
                        
                         
                          | PSW 30-36 | 
                          PSW 30-72 | 
                          PSW 30-108 | 
                          PSW 80-13.5 | 
                          PSW 80-27 | 
                          PSW 80-40.5 | 
                          
                         
                          | 额定输出 | 
                          
                         
                          | 电压 | 
                          0~30V | 
                          0~30V | 
                          0~30V | 
                          0~80V | 
                          0~80V | 
                          0~80V | 
                          
                         
                          | 电流 | 
                          0~36A | 
                          0~72A | 
                          0~108A | 
                          0~13.5A | 
                          0~27A | 
                          0~40.5A | 
                          
                         
                          | 功率 | 
                          360W | 
                          720W | 
                          1080W | 
                          360W | 
                          720W | 
                          1080W | 
                          
                         
                          | 调节率(CV) | 
                          
                         
                          | 负载 | 
                          20mV | 
                          20mV | 
                          20mV | 
                          45mV | 
                          45mV | 
                          45mV | 
                          
                         
                          | 电压 | 
                          18mV | 
                          18mV | 
                          18mV | 
                          43mV | 
                          43mV | 
                          43mV | 
                          
                         
                          | 调节率(CC) | 
                          
                         
                          | 负载 | 
                          41mA | 
                          77mA | 
                          113mA | 
                          18.5mA | 
                          32mA | 
                          45.5mA | 
                          
                         
                          | 电压 | 
                          41mA | 
                          77mA | 
                          113mA | 
                          18.5mA | 
                          32mA | 
                          45.5mA | 
                          
                         
                          | 涟波&噪声(噪声带宽20MHz;涟波带宽1MHz) | 
                          
                         
                          | CV p-p | 
                          60mV | 
                          80mV | 
                          100mV | 
                          60mV | 
                          80mV | 
                          100mV | 
                          
                         
                          | CV rms | 
                          7mV | 
                          11mV | 
                          14mV | 
                          7mV | 
                          11mV | 
                          14mV | 
                          
                         
                          | CC rms | 
                          72mA | 
                          144mA | 
                          216mA | 
                          27mA | 
                          54mA | 
                          81mA | 
                          
                         
                          | 编程精确度 | 
                          
                         
                          | 电压 | 
                          0.1% +10mV | 
                          0.1% +10mV | 
                          0.1% +10mV | 
                          0.1% +10mV | 
                          0.1% +10mV | 
                          0.1% +10mV | 
                          
                         
                          | 电流 | 
                          0.1% +30mA | 
                          0.1% +60mA | 
                          0.1% +100mA | 
                          0.1% +10mA | 
                          0.1% +30mA | 
                          0.1% +40mA | 
                          
                         
                          | 测量精确度 | 
                          
                         
                          | 电压 | 
                          0.1% +10mV | 
                          0.1% +10mV | 
                          0.1% +10mV | 
                          0.1% +10mV | 
                          0.1% +10mV | 
                          0.1% +10mV | 
                          
                         
                          | 电流 | 
                          0.1% +30mA | 
                          0.1% +60mA | 
                          0.1% +100mA | 
                          0.1% +10mA | 
                          0.1% +30mA | 
                          0.1% +40mA | 
                          
                         
                          | 响应时间 | 
                          
                         
                          | 上升时间 | 
                          50ms | 
                          50ms | 
                          50ms | 
                          50ms | 
                          50ms | 
                          50ms | 
                          
                         
                          | 下降时间(满载) | 
                          50ms | 
                          50ms | 
                          50ms | 
                          50ms | 
                          50ms | 
                          50ms | 
                          
                         
                          | 下降时间(空载) | 
                          500ms | 
                          500ms | 
                          500ms | 
                          500ms | 
                          500ms | 
                          500ms | 
                          
                         
                          | 负载瞬间恢复时间(负载改变50~100%) | 
                          1ms | 
                          1ms | 
                          1ms | 
                          1ms | 
                          1ms | 
                          1ms | 
                          
                         
                          | 编程分辨率(PC远程控制模式) | 
                          
                         
                          | 电压 | 
                          1mV | 
                          1mV | 
                          1mV | 
                          2mV | 
                          2mV | 
                          2mV | 
                          
                         
                          | 电流 | 
                          1mA | 
                          2mA | 
                          3mA | 
                          1mA | 
                          2mA | 
                          3mA | 
                          
                         
                          | 测量分辨率(PC远程控制模式) | 
                          
                         
                          | 电压 | 
                          1mV | 
                          1mV | 
                          1mV | 
                          2mV | 
                          2mV | 
                          2mV | 
                          
                         
                          | 电流 | 
                          1mA | 
                          2mA | 
                          3mA | 
                          1mA | 
                          2mA | 
                          3mA | 
                          
                         
                          | 串联和并联能力 | 
                          
                         
                          | 并联 | 
                          含主机zui多并联3台 | 
                          
                         
                          | 串联 | 
                          含主机zui多串联2台 | 
                          
                         
                          | 保护功能 | 
                          
                         
                          | OVP | 
                          3~33V | 
                          3~33V | 
                          3~33V | 
                          8~88V | 
                          8~88V | 
                          8~88V | 
                          
                         
                          | OCP | 
                          3.6~39.6A | 
                          5~79.2A | 
                          5~118.8A | 
                          1.35~14.85A | 
                          2.7~29.7A | 
                          4.05~44.55A | 
                          
                         
                          | OHP | 
                          由升高的内部温度决定 | 
                          
                         
                          | 前面板显示精度(4位) | 
                          
                         
                          | 电压 | 
                          0.1% ± 20mV | 
                          0.1% ± 20mV | 
                          0.1% ± 20mV | 
                          0.1% ± 20mV | 
                          0.1% ± 20mV | 
                          0.1% ± 20mV | 
                          
                         
                          | 电流 | 
                          0.1% ± 40mA | 
                          0.1% ± 70mA | 
                          0.1% ± 100mA | 
                          0.1% ± 20mA | 
                          0.1% ± 40mA | 
                          0.1% ± 50mA | 
                          
                         
                          | 环境条件 | 
                          
                         
                          | 操作温度 | 
                          0℃~50℃ | 
                          
                         
                          | 存放温度 | 
                          -25℃~70℃ | 
                          
                         
                          | 操作湿度 | 
                          20% ~ 85%RH;无凝结 | 
                          
                         
                          | 存放湿度 | 
                          小于90%RH;无凝结 | 
                          
                         
                          | 回读温度系数(热机30分钟) | 
                          
                         
                          | 电压 | 
                          额定输出电压的100ppm/℃ | 
                          
                         
                          | 电流 | 
                          额定输出电流的200ppm/℃ | 
                          
                         
                          | 其它 | 
                          
                         
                          | 模拟控制 | 
                          有 | 
                          
                         
                          | 接口 | 
                          USB/LAN/GPIB(选配)/RS232(选配) | 
                          
                         
                          | 风扇 | 
                          热感控制 | 
                          
                         
                          | 电源 | 
                          85VAC~265VAC,50/60Hz,单相 | 
                          
                         
                          | 尺寸&重量 | 
                          71(W)×124(H)×350(D)mm;约3kg | 
                          142(W)×124(H)×350(D)mm;约5.3kg | 
                          214(W)×124(H)×350(D)mm;约7.5kg | 
                          71(W)×124(H)×350(D)mm;约3kg | 
                          142(W)×124(H)×350(D)mm;约5.3kg | 
                          214(W)×124(H)×350(D)mm;约7.5kg | 
                          
                        
                        
                       
                        
                         
                           | 
                          PSW 160-7.2 | 
                          PSW 160-14.4 | 
                          PSW 160-21.6 | 
                          PSW 250-4.5 | 
                          PSW 250-9 | 
                          PSW 250-13.5 | 
                          PSW 800-1.44 | 
                          PSW 800-2.88 | 
                          PSW 800-4.32 | 
                          
                         
                          | 额定输出 | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                          
                         
                          | 电压 | 
                          0~160V | 
                          0~160V | 
                          0~160V | 
                          0~250V | 
                          0~250V | 
                          0~250V | 
                          0~800V | 
                          0~800V | 
                          0~800V | 
                          
                         
                          | 电流 | 
                          0~7.2A | 
                          0~14.4A | 
                          0~21.6A | 
                          0~4.5A | 
                          0~9A | 
                          0~13.5A | 
                          0~1.44A | 
                          0~2.88A | 
                          0~4.32A | 
                          
                         
                          | 功率 | 
                          360W | 
                          720W | 
                          1080W | 
                          360W | 
                          720W | 
                          1080W | 
                          360W | 
                          720W | 
                          1080W | 
                          
                         
                          | 调节率(CV) | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                          
                         
                          | 负载 | 
                          85mV | 
                          85mV | 
                          85mV | 
                          130mV | 
                          130mV | 
                          130mV | 
                          405mV | 
                          405mV | 
                          405mV | 
                          
                         
                          | 电压 | 
                          83mV | 
                          83mV | 
                          83mV | 
                          128mV | 
                          128mV | 
                          128mV | 
                          403mV | 
                          403mV | 
                          403mV | 
                          
                         
                          | 调节率(CC) | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                          
                         
                          | 负载 | 
                          12.2mA | 
                          19.4mA | 
                          26.6mA | 
                          9.5mA | 
                          14mA | 
                          18.5mA | 
                          6.44mA | 
                          7.88mA | 
                          9.32mA | 
                          
                         
                          | 电压 | 
                          12.2mA | 
                          19.4mA | 
                          26.6mA | 
                          9.5mA | 
                          14mA | 
                          18.5mA | 
                          6.44mA | 
                          7.88mA | 
                          9.32mA | 
                          
                         
                          | 涟波&噪声(噪声带宽20MHz;涟波带宽1MHz) | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                          
                         
                          | CV p-p | 
                          60mV | 
                          80mV | 
                          100mV | 
                          80mV | 
                          100mV | 
                          120mV | 
                          150mV | 
                          200mV | 
                          200mV | 
                          
                         
                          | CV rms | 
                          12mV | 
                          15mV | 
                          20mV | 
                          15mV | 
                          15mV | 
                          15mV | 
                          30mV | 
                          30mV | 
                          30mV | 
                          
                         
                          | CC rms | 
                          15mA | 
                          30mA | 
                          45mA | 
                          10mA | 
                          20mA | 
                          30mA | 
                          5mA | 
                          10mA | 
                          15mA | 
                          
                         
                          | 编程精确度 | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                          
                         
                          | 电压 | 
                          0.1% +100mV | 
                          0.1% +100mV | 
                          0.1% +100mV | 
                          0.1% +200mV | 
                          0.1% +200mV | 
                          0.1% +200mV | 
                          0.1% +400mV | 
                          0.1% +400mV | 
                          0.1% +400mV | 
                          
                         
                          | 电流 | 
                          0.1% +5mA | 
                          0.1% +15mA | 
                          0.1% +20mA | 
                          0.1% +5mA | 
                          0.1% +10mA | 
                          0.1% +15mA | 
                          0.1% +2mA | 
                          0.1% +4mA | 
                          0.1% +6mA | 
                          
                         
                          | 测量精确度 | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                          
                         
                          | 电压 | 
                          0.1% +100mV | 
                          0.1% +100mV | 
                          0.1% +100mV | 
                          0.1% +200mV | 
                          0.1% +200mV | 
                          0.1% +200mV | 
                          0.1% +400mV | 
                          0.1% +400mV | 
                          0.1% +400mV | 
                          
                         
                          | 电流 | 
                          0.1% +5mA | 
                          0.1% +15mA | 
                          0.1% +20mA | 
                          0.1% +5mA | 
                          0.1% +10mA | 
                          0.1% +15mA | 
                          0.1% +2mA | 
                          0.1% +4mA | 
                          0.1% +6mA | 
                          
                         
                          | 响应时间 | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                          
                         
                          | 上升时间 | 
                          100ms | 
                          100ms | 
                          100ms | 
                          100ms | 
                          100ms | 
                          100ms | 
                          150ms | 
                          150ms | 
                          150ms | 
                          
                         
                          | 下降时间(满载) | 
                          100ms | 
                          100ms | 
                          100ms | 
                          150ms | 
                          150ms | 
                          150ms | 
                          300ms | 
                          300ms | 
                          300ms | 
                          
                         
                          | 下降时间(空载) | 
                          1000ms | 
                          1000ms | 
                          1000ms | 
                          1200ms | 
                          1200ms | 
                          1200ms | 
                          2000ms | 
                          2000ms | 
                          2000ms | 
                          
                         
                          | 负载瞬间恢复时间(负载改变50~100%) | 
                          2ms | 
                          2ms | 
                          2ms | 
                          2ms | 
                          2ms | 
                          2ms | 
                          2ms | 
                          2ms | 
                          2ms | 
                          
                         
                          | 编程分辨率(PC远程控制模式) | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                          
                         
                          | 电压 | 
                          3mV | 
                          3mV | 
                          3mV | 
                          5mV | 
                          5mV | 
                          5mV | 
                          14mV | 
                          14mV | 
                          14mV | 
                          
                         
                          | 电流 | 
                          1mA | 
                          2mA | 
                          3mA | 
                          1mA | 
                          1mA | 
                          1mA | 
                          1mA | 
                          1mA | 
                          1mA | 
                          
                         
                          | 测量分辨率(PC远程控制模式) | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                          
                         
                          | 电压 | 
                          3mV | 
                          3mV | 
                          3mV | 
                          5mV | 
                          5mV | 
                          5mV | 
                          14mV | 
                          14mV | 
                          14mV | 
                          
                         
                          | 电流 | 
                          1mA | 
                          2mA | 
                          3mA | 
                          1mA | 
                          1mA | 
                          1mA | 
                          1mA | 
                          1mA | 
                          1mA | 
                          
                         
                          | 串联和并联能力 | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                          
                         
                          | 并联 | 
                           | 
                          3 | 
                          3 | 
                          3 | 
                          3 | 
                          3 | 
                          3 | 
                          
                         
                          | 串联 | 
                           | 
                          N/A | 
                          N/A | 
                          N/A | 
                          N/A | 
                          N/A | 
                          N/A | 
                          
                         
                          | 保护功能 | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                          
                         
                          | OVP | 
                          16~176V | 
                          16~176V | 
                          16~176V | 
                          20~275V | 
                          20~275V | 
                          20~275V | 
                          20~880V | 
                          20~880V | 
                          20~880V | 
                          
                         
                          | OCP | 
                          0.72~7.92A | 
                          1.44~15.84A | 
                          2.16~23.76A | 
                          0.45~4.95A | 
                          0.9~9.9A | 
                          1.35~14.85A | 
                          0.144~1.584A | 
                          0.288~3.168A | 
                          0.432~4.752A | 
                          
                         
                          | OHP | 
                           | 
                          由升高的内部温度决定 | 
                          
                         
                          | 前面板显示精度(4位) | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                          
                         
                          | 电压 | 
                          0.1% ± 100mV | 
                          0.1% ± 100mV | 
                          0.1% ± 100mV | 
                          0.1% ± 200mV | 
                          0.1% ± 200mV | 
                          0.1% ± 200mV | 
                          0.1% ± 400mV | 
                          0.1% ± 400mV | 
                          0.1% ± 400mV | 
                          
                         
                          | 电流 | 
                          0.1% ± 5mA | 
                          0.1% ± 30mA | 
                          0.1% ± 30mA | 
                          0.1% ± 5mA | 
                          0.1% ± 10mA | 
                          0.1% ± 20mA | 
                          0.1% ± 2mA | 
                          0.1% ± 4mA | 
                          0.1% ± 6mA | 
                          
                         
                          | 环境条件 | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                           | 
                          
                         
                          | 操作温度 | 
                          0℃~50℃ | 
                          
                         
                          | 存放温度 | 
                          -25℃~70℃ | 
                          
                         
                          | 操作湿度 | 
                          20% ~ 85%RH;无凝结 | 
                          
                         
                          | 存放湿度 | 
                          小于90%RH;无凝结 | 
                          
                         
                          | 回读温度系数(热机30分钟) | 
                           | 
                          
                         
                          | 电压 | 
                          额定输出电压的100ppm/℃ | 
                          
                         
                          | 电流 | 
                          额定输出电流的200ppm/℃ | 
                          
                         
                          | 其它 | 
                           | 
                          
                         
                          | 模拟控制 | 
                          有 | 
                          
                         
                          | 接口 | 
                          USB/LAN/GPIB(选配) | 
                          
                         
                          | 风扇 | 
                          热感控制 | 
                          
                         
                          | 电源 | 
                          85VAC~265VAC,47~63Hz,单相 | 
                          
                         
                          | 尺寸&重量 | 
                          71(W)×124(H)×350(D)mm;约3kg | 
                          142(W)×124(H)×350(D)mm;约5.3kg | 
                          214(W)×124(H)×350(D)mm;约7.5kg | 
                          71(W)×124(H)×350(D)mm;约3kg | 
                          142(W)×124(H)×350(D)mm;约5.3kg | 
                          214(W)×124(H)×350(D)mm;约7.5kg | 
                          71(W)×124(H)×350(D)mm;约3kg | 
                          142(W)×124(H)×350(D)mm;约5.3kg | 
                          214(W)×124(H)×350(D)mm;约7.5kg | 
                          
                        
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