iru3137 International Rectifier Corp., iru3137 Datasheet - Page 15

• Manufacturer Part Number: iru3137
• Description: 8-pin Synchronous Pwm Controller
• Manufacturer: International Rectifier Corp.

DEMO-BOARD APPLICATION
5V to 2.5V @ 15A
Application Parts List
Rev. 1.0
06/22/04
Q1, Q2
U1
D3
L1
L2
C1,C18,C19,C20,C23
C10,C11,C21
C8
C3,C4,C12,C6
C9
C15
C13
R8
R6
R11
R9
Gnd
12V
V
5V
47pF
C13
IN
Ref Desig
0.1uF
3300pF
C15
1uF
C8
30K
C3
R9
C1
150uF
1uH
L1
SS/SD
Vcc
Comp
MOSFET
Controller
Diode
Inductor
Inductor
Capacitor, Poscap
Capacitor, Poscap
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
Capacitor, Ceramic
Resistor
Resistor
Resistor
Resistor
IRU3137
Description
C18
150uF
Gnd
U1
Figure 13 - Demo-board application of IRU3137.
Vc
HDrv
LDrv
C19
150uF
Fb
C23
150uF
30V, 4m , 15A
Synchronous PWM
Fast Switching
1 H, 10A
2.17 H, 17A
150 F, 6.3V, 40m
330 F, 6.3V, 40m
0.1 F, Y5V, 25V
1 F, Y5V, 16V
470pF, X7R
3300pF, X7R, 50V
47pF, NPO
2.15K, 1%
4.7 , 5%
1K, 1%
30K, 1%
R11
1K
www.irf.com
D3
C4
1uF
IRF7832
2.15K
R8
Value
Q2
C20
150uF
C6
1uF
IRF7832
Q1
2.17uH
R6
4.7
C9
470pF
L2
Qty
2
1
1
1
1
5
3
1
4
1
1
1
1
1
1
1
IRF7832
IRU3137
BAT54
D03316P-102HC
ETQP6F2R5BFA
6TPC150M
6TPC330M
ECJ-2VF1E104Z
ECJ-3YB1E105K
ECJ-2VB2D471K
ECJ-2VB1H332K
ECJ-2VC1H470J
C10
330uF
Part#
C11
330uF
C21
330uF
IRU3137
IR
IR
IR
Coilcraft
Panasonic
Sanyo
Sanyo
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
C12
1uF
Manuf
Gnd
V
2.5V
@ 15A
OUT
15