iru3039 International Rectifier Corp., iru3039 Datasheet - Page 16

• Manufacturer Part Number: iru3039
• Description: Ic Ctrlr Pwm Sync Switch 20-mlpq
• Manufacturer: International Rectifier Corp.

IRU3039(PbF)
DEMO-BOARD APPLICATION
18V to 3.3V @ 8A
PARTS LIST
16
Q1
Q2
U1
D1
D2
L1
L2
C1,C2A,B,C
C5,6,10
C7
C8
C9A,B
C3,11,12
C13
R4
R7
R8
R9
R10
Ref Desig
5600pF
0.1uF
0.1uF
C10
C11
1uF
14K
C6
C7
R7
MOSFET
MOSFET
Controller
Schottky Diode
Schottky Diode
Inductor
Inductor
Cap, Poscap
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Resistor
Resistor
Resistor
Resistor
Resistor
Description
SS / SD
V
V
Rt
Comp
Vcc
Gnd
P
REF
IRU3039
U1
PGnd
C3
1uF
30V, 12.5mΩ, 11A
30V, 8mΩ, 14A
Synchronous PWM
Fast Switching
Fast Switching
1µH, 3A
4.7µH, 13A
15µF, 25V
0.1µF, Y5V, 25V
5600pF, X7R, 50V
470pF, X7R, 50V
330uF, 40mΩ
1µF, Y5V, 16V
1µF, X7R, 25V
5.76K
14K
4.7Ω
3.16K
1K
Figure 17 - Demo-board application of the IRU3039.
V
OUT2
OCSet
C13
1uF
HDrv
LDrv
Value
Fb
Vc
5.76K
R4
0.1uF
C5
www.irf.com
Qty
1
1
1
1
1
1
1
4
3
1
1
2
3
1
1
1
1
1
1
D1
IRF7458
R10
1K
IRF7466
IRF7458
IRU3039
BAT54S
BAT54
DS1608C-102
DO5022P-472HC
25TQC15M
ECJ-2VF1E104Z
ECU-V1H562KBG
ECJ-2VC1H471J
6TPB-330M
ECJ-2VF1C105Z
ECJ-3YB1E105K
Q2
D2
Part#
Q1
IRF7466
3.16K
R8
4.7 Ω
C8
470pF
C2A,B,C
3x 15uF
25V
R9
IR
IR
IR
IR
IR
Coilcraft
Coilcraft
Sanyo
Panasonic
Panasonic
Panasonic
Sanyo
Panasonic
Panasonic
Manuf
4.7uH
1uH
L1
L2
C12
1uF
irf.com
coilcraft.com
sanyo.com
maco.panasonic.co.jp
sanyo.com
maco.panasonic.co.jp
Web site (www.)
C1
15uF
C9A,B
2x 330uF
40m Ω
18V
3.3V
@ 8A