iru3038 International Rectifier Corp., iru3038 Datasheet - Page 14

• Manufacturer Part Number: iru3038
• Description: Synchronous Pwm Controller For Termination Power Supply Applications
• Manufacturer: International Rectifier Corp.

IRU3038
DEMO-BOARD APPLICATION
5V to 2.5V @ 8A
Application Parts List
14
Ref Desig
Q1, Q2
U1
D1
L1
L2
C1
C2,C18
C10,C11
C5,C8
C4
C15
C9
C3,C6,C12
R9
R6
R8,R11
V
V
DDQ
REF
Open
Open
R13
1800pF
R1
MOSFET
Controller
Diode
Inductor
Inductor
Cap, Tantalum
Cap, Poscap
Cap, Poscap
Cap, Ceramic
Cap, Ceramic
Cap, Ceramic
Cap, Ceramic
Cap, Ceramic
Resistor
Resistor
Resistor
Description
Short
C15
R12
R2
Short
R9
26.1K
C8
0.1uF
C3
1uF
V
V
Rt
SS
Comp
REF
P
20V, 10mV, 12A
Synchronous PWM
Fast Switching,
Schottky
1mH, 10A
3.3mH, 12A
33mF, 16V
47mF, 16V, 70mV
150mF, 6.3V, 40mV
0.1mF, Y5V, 25V
1mF, X7R, 25V
1800pF, X7R, 50V
470pF, X7R
1mF, Y5V, 16V
26.1K, 5%
4.7V, 5%
1K, 1%
Vcc
Figure 14 - Demo-board application of IRU3038.
IRU3038
Gnd
U1
Value
Vc
PGnd
HDrv
LDrv
1uF
Fb
C4
www.irf.com
Qty
0.1uF
2
1
1
1
1
1
2
2
2
1
1
1
3
1
1
2
C5
D1
IRF7460
IRU3038
BAT54S
D03316P-102HC
D05022P-332HC
ECS-T1CD336R
16TPB47M
6TPC150M
ECJ-2VF1E104Z
ECJ-3YB1E105K
ECJ-2VB1H182K
ECJ-2VB2D471K
ECJ-2VF1C105Z
R11
1K, 1%
Q2
Q1
Part#
1K, 1%
R6
4.7
C6
1uF
C18
47uF
70m
C9
470pF
R8
V
V
3.3uH
L2
IR
IR
IR
Coilcraft
Coilcraft
Panasonic
Sanyo
Sanyo
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
C2
47uF
70m
Manuf
V
C10
150uF
40m
1uH
L1
V
irf.com
coilcraft.com
maco.panasonic.co.jp
sanyo.com/industrial
maco.panasonic.co.jp
Web site (www.)
C11
150uF
40m
V
C12
1uF
C1
33uF
09/12/02
Rev. 2.0
5V
2.5V
@ 8A
Gnd