iru3137 International Rectifier Corp., iru3137 Datasheet - Page 13
iru3137
Manufacturer Part Number
iru3137
Description
8-pin Synchronous Pwm Controller
Manufacturer
International Rectifier Corp.
Datasheet
1.IRU3137.pdf
(19 pages)
- Current page: 13 of 19
- Download datasheet (169Kb)
TYPICAL APPLICATION
Single Supply 5V Input
Rev. 1.0
06/22/04
68pF
C6
0.1uF
0.1uF
3.3nF
C3
C8
C9
18K
R4
Figure 11 - Typical application of IRU3137 in an on-board DC-DC converter
SS/SD
Comp
Vcc
IRU3137
Gnd
U1
Vc
HDrv
LDrv
D2
BAT54
Fb
1uF
C4
using a single 5V supply.
D3
BAT54
www.irf.com
R5
1K, 1%
0.1uF
C5
3.16K, 1%
D1
BAT54S
R6
Q1
IRF7457
Q2
IRF7457
C2
3x 6TPB150M,
150uF, 40m
3.3uH
1uH
L2
L1
IRU3137
C7
2x 6TPC330M,
330uF, 40m
C1
47uF
5V
3.3V
@ 12A
13
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