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■DESCRIPTION The M54123 is a semiconductor integrated circuit with amplifier for a high-speed earth leakage circuit breaker.
■FEATURES Good temperature characteristics of input sensitivity current High input sensitivity (VT=6.
1mV Typ.
) Low external component count High noise and surge-proof Low power dissipation (Pd=5mW Typ.
) and may be used both as 100V and 200V.
High mounting density by SIL package with 8 pins Wide temperature range (TA=-20℃~+80℃)
■APPLICATION: High speed earth leakage circuit breaker
■FUNCTION
The M54123 circuit for the amplifying parts of earth leakage circuit breaker consists of differential amplifier, latch circuit and voltage
regulator.
It is conne...