DESCRIPTION

The M54125 is a semiconductor integrated circuit consisting of an amplifier for high-speed earth leakage circuit breaker.

FEATURES

● Satisfies JIS C 8371

● Temperature-stable input current trigger threshold (VLKT = 9mV)

● Capable of detecting a lost phase on the neutral line

● Economical, low external component count

● Highly resistant to noise and power surges

● Wide operating temperature range (Ta = -20 – +80°C)

APPLICATION

High-speed earth-leakage circuit breakers