APW7071
Typical Application Circuits
VIN
2.7V~6V
C1
4.7µ F
off on
L1
4.7µH
6
VIN
1
SW
2
GND
5
OVP
D1
MSCD052
C2
0.1µ F
4
SHDN
3
FB
R1
13
VOUT
Figure.1 Typical 4 LEDs application
Using one or more output capacitors with larger
capacitance like 1µF can reduce the LED ripple
current as well as improve line regulation.
Copyright © ANPEC Electronics Corp.
7
Rev. A.3 - Jul., 2008
www.anpec.com.tw