L4957A_06 Datasheet, PDF (3/12 Pages) STMicroelectronics – Up to 5A ULDO linear regulator

L4957A
Block diagram and typical application
1
Block diagram and typical application
Figure 1. Block diagram
V_IN
10µF
IN
1
V_REF
CURRENT
LIMIT
PRE
REGULATOR
+
E/A
-
CHARGE
PUMP
BUFFER
THERMAL
SHUTDOWN
POWER
DMOS
200mΩ
3
R_X
OUT
V_OUT
22µF
R_Y
2
GND
D00IN1108A
Figure 2. Typical application
3V to 14V
IN
1
OUT
3
L4957AD
V_OUT
C1
C2
2
GND
D00IN1107B
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