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零件编号
产品描述 (功能)
L4976 查看數據表(PDF) - STMicroelectronics
零件编号
产品描述 (功能)
比赛名单
L4976
1A step down switching regulator
STMicroelectronics
L4976 Datasheet PDF : 17 Pages
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L4976
1
Block diagram
Figure 2. Block diagram
THERMAL
SHUTDOWN
VOLTAGES
MONITOR
2
V
REF
V
REF
7
COMP
8
E/A
FB
3.3V
INTERNAL
5.1V
REFERENCE
PWM
3.3V
R
Q
S
OSCILLATOR
3
OSC
1
GND
Block diagram
V
CC
5
CBOOT
CHARGE
DRIVE
6
BOOT
CBOOT
CHARGE
AT LIGHT
LOADS
4
OUT
3/17
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