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IC1202 µPC1237HA
IC402 LB1641
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8
OVER LOAD DET
F/F
OFFSET DET
LATCH/
AUTORESET
V
CC
ON
MUTE
AC OFF
DET
V
CC
1
2
3
4
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8
SW R1
GND
CONT
GND
VCC
SW P2
GND
SW R2
SW P1
9
INVERTER
COMPARATOR
10
9
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4
3
PRE
DRIVER
INPUT LOGIC BLOCK
P1
VZ
IN1
IN2
V
CC
1
V
CC
2
P2
OUT2
HCD-N455KW
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TEL 13942296513
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Q
Q
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TEL 13942296513 QQ 376315150 892498299
