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IC981 S-818A33AUC-BGN-T2G
VIN
5
ON/OFF
4
2
VSS
IC805
IC980
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Parasitic DIODE
ON/OFF
CIRCUIT
Reference
Voltage
SN74AHCT244PWR
LF33AB-DT-TR
1
V
IN
INHIBIT
CONTROL
DUMP
PROTECTION
GND
2
search engine
1
VOUT
1OE
1
2
18
1A1
1A2
4
16
1A3
6
14
8
12
1A4
19
2OE
9
11
2A1
7
13
2A2
5
15
2A3
3
17
2A4
START
REFERENCE
INHIBIT
VOLTAGE
TERM.
PROTECTION
15
IC804 SN74AHC2G34HDCTR
1A
1
3Y
2
2A
3
4
GND
1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
3 V
CURRENT
LIMIT
ERROR
DRIVER
AMPLIFIER
VCC
8
7
1Y
3A
6
5
2Y
OUT
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