AP1530 查看數據表（PDF） - Diodes Incorporated.
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AP1530 Datasheet PDF : 8 Pages
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Typical Application Circuit
AP1530
PWM CONTROL 3A STEP-DOWN CONVERTER
VIN
Vcc
Output
ROCSET COCSET
3K
Option
AP1530
CIN
OCSET
FB
680uF
EN
CVcc
REN
100K
VSS
0.1uF
CEN
0.1uF
L1
22uH
CC
Optional
D1
PDS540
VOUT
RA
6.8K
+C +
- 0.1uF-
RB
1.3K
COUT
470uF
VOUT
L1 Value
Note: VOUT = VFB x (1+RA/RB)
RB=0.7K~5K ohm
VIN=12V, IMAX=3A
2.5V
3.3V
15uH
18uH
5V
22uH
AP1530 Rev. 1
4 of 8
www.diodes.com
MARCH 2007
© Diodes Incorporated
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