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AP1511 Datasheet(PDF) 5 Page - Diodes Incorporated

Part # AP1511
Description  PWM CONTROL 5A STEP-DOWN CONVERTER
PDF  7 Pages
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Manufacturer  DIODES [Diodes Incorporated]
Direct Link  http://www.diodes.com
Logo DIODES - Diodes Incorporated

AP1511 Datasheet(HTML) 5 Page - Diodes Incorporated

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AP1511
PWM CONTROL 5A STEP-DOWN CONVERTER
AP1511 Rev. 1
5 of 7
NOVEMBER 2007
www.diodes.com
© Diodes Incorporated
Typical Application Circuit
AP1511
EN
C
C
D1
FB
OUTPUT
R
OCSET
OCSET
PVcc
Vcc
V
C
CVcc
C
EN
20K
0.1uF
R
EN
C
IN
C
OUT
Optional
V
SS
C
OCSET
V
IN
R
B
R
A
V
OUT
Note: V
OUT = VREF x (1+RA/RB)
R
B=1K~10K ohm
470uF
C
0.1uF
6.8K
1.3K
L1 15uH
0.1uF
680uF
3K
2.2
0.1uF
C
VIN = 12V, IMAX = 5A
VOUT
2.5V
3.3V
5V
L1 Value
10uH
12uH
15uH
Typical Performance Characteristics
Efficiency (Vin = +5V)
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
0.02.0
4.06.0
Iout (A)
Vout:3.3V
Efficiency (Vin = +12V)
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
0.0
2.0
4.0
6.0
Iout (A)
Vout:3.3V
Vout:5.0V
Not Recommended
for New Designs



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