TM
MP2309 – 1A, 23V, 340KHz SYNCHRONOUS RECTIFIED STEP-DOWN CONVERTER
TYPICAL APPLICATION CIRCUIT
INPUT
4.75V to 23V
C5
10nF
2
1
IN
7 EN
BS 3
SW
MP2309
8 SS
FB 5
GND
COMP
1%
4
6
D1
C3
C6
3.3nF
(optional)
B130
(optional)
OUTPUT
3.3V
1A
MP2309-F03
Figure 3—MP2309 with 3.3V Output, 22uF/6.3V Ceramic Output Capacito
MP2309 Rev. 1.4
www.MonolithicPower.com
9
3/13/2006
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