AP1609 Просмотр технического описания (PDF) - Anachip Corporation
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AP1609 Datasheet PDF : 8 Pages
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PWM/PFM Dual Mode Step-up DC/DC Converter
AP1609
Typical Application Circuit
(1) Normal Circuit
2.5V~6V
10uH
100
VCC
330K
100u 0.1u 3.3u
CE
0.1u
GND
LX
FB
PGND
SS340
Vout
R1 CBP
Option
0.1u 100u
R2
Vout=1.23× (1+ R1
R2
),
R2 =10K~100K
(2) HV Circuit
above 5.5V
10uH
R
470u 0.1u
VCC
330K
CE
ZD 3.3u 0.1u GND
5V
LX
FB
PGND
SS340
15V
R1
CBP
Option
0.1u 470u
R2
Vout=1.23× (1+ R1
R2
),
R2=10K~100K
Anachip Corp.
www.anachip.com.tw
Rev.1.2 Mar.25, 2005
4/8
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