iru3039 International Rectifier Corp., iru3039 Datasheet - Page 15

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

TYPICAL APPLICATION
0.15uF
4.7nF
0.1uF
5.6nF
C12
C14
C8
27K
C6
13K
R2
R4
R5
1K
1K
R6
1uF
1uF
C9
C1
V
V
SS / SD
Rt
V
V
SS / SD
Rt
Comp
Comp
REF
P
REF
P
Figure 16 - Typical application of IRU3039 for DDR memory when IRU3039
5V
5V
IRU3038
IRU3039
Vcc Vc
Vcc Vc
generates V
Gnd
Gnd
U2
U1
OCSet
V
PGnd
PGnd
HDrv
HDrv
OUT2
LDrv
LDrv
Fb
Fb
CORE
R7
8K
and IRU3038 generates the termination voltage.
12V
C10
1uF
C2
1uF
12V
D1
D2
www.irf.com
Q2
1/2 of IRF7313
Q1
1/2 of IRF7313
Q1
1/2 of IRF7313
Q2
1/2 of IRF7313
R3
1K
1.25K
R1
C3
2x 100uF, 55m Ω
10TPB100M
4.7uH
C11
100uF, 55m Ω
10TPB100M
4.7uH
1uH
L3
L2
L1
IRU3039(PbF)
C7
2x 330uF, 40m Ω
6TPC330M
C4
47uF
C13
2x 330uF, 40m Ω
6TPC330M
5V
V
V
1.8V @ 5A
TT
DDQ
(0.9V @ 3A)
15