IRU3037 IRF [International Rectifier], IRU3037 Datasheet - Page 14

• Manufacturer Part Number: IRU3037
• Description: 8-PIN SYNCHRONOUS PWM CONTROLLER
• Manufacturer: IRF [International Rectifier]

IRU3037 / IRU3037A
TYPICAL APPLICATION
Single Supply 5V Input
14
680pF
0.1uF
105K
C8
C9
R4
1uF
C3
SS/SD
Comp
Vcc
Figure 18 - Typical application of IRU3037 in an on-board DC-DC converter
IRU3037
1N4148
Gnd
U1
D3
Vc
HDrv
LDrv
1uF
Fb
C4
D2
1N4148
D1
1N4148
0.1uF
C5
using a single 5V supply.
R5
1K, 1%
www.irf.com
Q1
1/2 of IRF7301
Q2
1/2 of IRF7301
1.65K, 1%
R6
D05022P-103, 10uH, 4.3A
C2
2x 10TPB100ML,
100uF, 55m V
L2
1uH
L1
C7
2x 6TPC150M,
150uF, 40m V
C1
47uF
Tantalum
5V
3.3V
@ 4A
05/10/04
Rev. 2.8