AP3003S-12TRE1 查看數據表（PDF） - BCD Semiconductor
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AP3003S-12TRE1 Datasheet PDF : 16 Pages
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150kHz 3A BUCK DC-DC CONVERTER
Typical Application (Continued)
Data Sheet
AP3003
24V
Unregulated
DC Input
CIN
+
470µF
1 VIN
4
FEEDBACK
AP3003-12V
2
OUTPUT
GND
3
ON/OFF
5
L1
22µH
Regulated
DC Output
3A Load
D1
1N5822
+ COUT
220µF
L1: Sumida CDRH127/LDNP-220MC or Equivalent
Figure 19. Typical Application of AP3003-12V
R1
R2 3.69k
3.6k
12V
Unregulated
DC Input
CIN
+
470µF
4
FEEDBACK
CFF
33nF
1 VIN
AP3003-ADJ
2
OUTPUT
GND
3
ON/OFF
5
D1
1N5822
L1
22µH +
COUT
220µF
2.5V
Regulated
DC Output
3A Load
VOUT=1.23 *
(R2+R1)
R1
L1: Sumida CDRH127/LDNP-220MC or Equivalent
Figure 20. Typical Application of AP3003-ADJ
Feb. 2007 Rev. 1. 0
BCD Semiconductor Manufacturing Limited
13
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