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Pico Technology
Pico TA057 Differential Oscilloscope Probe (25 MHz, 1400 V)
Brand: Pico Technology
Origin: UK
TA057 是 Pico Technology 有源差分示波器探头：带宽 DC~25 MHz，共模耐压 ±1400 V（DC+peak AC，1000 V RMS CAT III），衰减比 20:1 / 200:1，差分范围 ±140 V（20:1）/ ±1400 V（200:1），精度 ±2%。将标准单端示波器扩展为安全的高压差分测量，面向功率电路安全测量与低速平衡差分信号（串行总线）采集。供电：4×AA 电池（标配）或 TA531 USB 转 DC 电源线（标配）。输入阻抗 4MΩ//5.5pF（每端对地）；上升时间 14ns；输出 ±7V into 1MΩ；偏置
Overview
TA057 是 Pico Technology 有源差分示波器探头：带宽 DC~25 MHz，共模耐压 ±1400 V（DC+peak AC，1000 V RMS CAT III），衰减比 20:1 / 200:1，差分范围 ±140 V（20:1）/ ±1400 V（200:1），精度 ±2%。将标准单端示波器扩展为安全的高压差分测量，面向功率电路安全测量与低速平衡差分信号（串行总线）采集。供电：4×AA 电池（标配）或 TA531 USB 转 DC 电源线（标配）。输入阻抗 4MΩ//5.5pF（每端对地）；上升时间 14ns；输出 ±7V into 1MΩ；偏置
优势应用：功率电路高压差分安全测量；非地参考/浮动电压测量；串行通信总线低速差分信号采集；电动汽车高压系统诊断（TA057）
资料来源：官网 picotech.com Active differential high voltage / Current probes 产品页 (P1)
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Specifications
| 指标名称 | 数值 |
| 输出量程 | BNC |
| 衰减比 | 20:1 / 200:1 |
| 直流精度 | ±2% |
| 供电方式 | 4×AA 电池 / TA531 USB 电源线（标配） |
| 带宽 | DC~25 MHz |
| 差分范围 | ±140 V（20:1）/ ±1400 V（200:1） |
| 共模范围 | ±1400 V（DC+peak AC）或 1000 V RMS CAT III |
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* Specifications are subject to change without notice.