AP1516 데이터 시트보기 (PDF) - Anachip Corporation
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AP1516 Datasheet PDF : 10 Pages
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150KHz, 3A PWM Buck DC/DC Converter + 1A Ultra Low
Drop Regulator
Typical Application Circuit
(1) AP1516-3.3 Fix Version
AP1516
VOUT1
3.3/3A
680uF
VB
VIN2
12V VCC1
330u
VIN1 14 13
6 7/8/9/10
VOUT2
VOUT2
33u
SR360
4
FB1
VOUT1 3
AP1516-3.3
5 1/2/15/16
SD1 GND
12 VSENSE2
2.5V/1A
R1 121
11 FB2
470uF
R2 121
IFB2
* R1 & R2 =100 ~200 ohm
* VOUT2=1.235(1+R2/R1)+IFB2 *R2
(2) AP1516-ADJ Version
VOUT1
2.5/3A
680uF
1K R3
1K R4
VCC1
330u
33u
SR360
VIN1 14
4
FB1
VOUT1 3
VB
13
VIN2
6 7/8/9/10
VOUT2
AP1516
12 VSENSE2
R1
5 1/2/15/16
SD1
GND
11 FB2
R2
VOUT2
1.8V/1A
220
470uF
100
* R1 = 200 ~ 300 ohm
* R4 = 1K ~ 2K
* VOUT1 = 1.235*(1+R3/R4)
Anachip Corp.
www.anachip.com.tw
Rev.1.1 May 23, 2005
5/10
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