IRU3037 IRF [International Rectifier], IRU3037 Datasheet - Page 16

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

IRU3037 / IRU3037A
TYPICAL APPLICATION
1.8V to 7.5V / 0.5A Boost Converter
16
Vc/Vcc
Vpwr (1.5V Min)
R2
10K
R3
20K
Q1
2N2222
R1
20K
Q2
2N2222
Figure 20 - Typical application of IRU3037 as a boost converter.
100pF
C10
0.01uF
R4
25K
C4
1K, 1%
R5
www.irf.com
0.1uF
C5
SS/SD Comp Vc HDrv
Fb
1uF
C5
5K, 1%
IRU3037
Vcc LDrv Gnd
R6
U1
C8
1uF
C1
2x 68uF
1uH (CoilTronics UP2B-1R0)
L1
Q3
IRF7402
1N5817
D1
(7.5V / 0.5A)
C9
2x 47uF
V
Gnd
05/10/04
OUT
Rev. 2.8