TH0470 Precision Wideband Buffer

1. Summary

TH0470 is a precision buffer that converts high internal resistance signals into low-impedance outputs, with good AC-DC difference and phase shift performance, suitable for precision measurement of voltage, current, phase, power and other electrical parameters in wideband.

2. Features

• Typical AC/DC difference: 3 ppm

• Typical phase shift: 3 ppm

• Maximum operating frequency: 100 kHz/1 MHz

• Input impedance: 10 MΩ // 20 pF

• Input voltage: 7 V

• Gain: 1

• Battery powered, longer than 7 hours

• Small size, light weight, easy to carry to the field

3. Main applications

• Verification buffered outputs of coaxial current shunt, V/V converters, I/V converters, etc.

• Wideband voltage, current, phase, power and other precision measurements

• Phase shift measurement of transformer

• Analyze power quality

• Measurement at low power factor