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IRDC3048
P1-P3
P4-P6
P7-P7
IRDC3048
4
Rev
. 1.1
06/03/02
www
.irf.com
SCHEMA
TIC
Figure 3 - Schematic of evaluation-board for IRU3048.
{Doc}
A
SCHEMATIC, IRU3048EVA BOARD
A
11
Title
Size
Document Number
Rev
Date:
Sheet
of
3.3V
@ 4A
1.8V
@ 4A
+12V
GND
GND
GND
GND
+5V
+3.3V
+2.5V
+5V
3.3V
V3
+12V
Q2A
IRF7313
2
7
8
1
Q2B
IRF7313
4
5
6
3
Q3A
IRF7313
2
7
8
1
Q3B
IRF7313
4
5
6
3
+
C11
150uF
+
C12
150uF
C13
1uF
R1
2.15
R3
2.15
R10
2.15
R12
2.15
+
C21
150uF
+
C22
150uF
C23
1uF
R13
4.
7
R4
4.7
C1
1uF
C7
1uF
R6
1.65k
R14
442
C10
470p
C20
470p
+
C6
47uF
D1
BAT54S
3
1
2
C3
0.1uF
+
C4
33uF
Q1
IRLR2703
1
3
2
R2
10
R5
1.00k
R7
1.00k
+
C15
47uF
C24
0.1uF
R9
46.4k
R11
39.2K
C19
1800pF
C18
1800pF
U1
IRU3048
HDrv1
11
LDrv1
10
PGnd
8
Fb1
16
Fb2
2
HDrv2
6
LDrv2
7
Gnd
1
VcH2
5
VcH1
12
Vcc
9
Vout3
13
Fb3
14
Comp1
3
Comp2
4
SS
15
L1
1uH
JP1
TB2
1
2
JP2
TB2
1
2
JP3
TB2
1
2
JP4
TB2
1
2
JP5
TB2
1
2
JP6
TB2
1
2
L2
1uH
JP7
TP
1
2
3
4
5
JP8
TP
1
2
3
4
5
L3
10.2uH
L4
6.8uH
+
C9
47uF
C5
1uF
C14
1uF
R15
1k
+
C16
150uF
R8
1.00k
C8
1uF
+
C2
33uF
C17
1uF
IRDC3048
5
Rev
. 1.1
06/03/02
www
.irf.com
BILL OF MA
TERIAL
Ref Desig Description V
alue Qty Part# Manuf Web site (www
.)
1
2
1
1
2
1
1
7
2
2
1
2
2
2
1
5
4
1
2
4
1
1
1
1
Q1
Q2, Q3
U1
D1
L1, L2
L3
L4
C1,7,8,13,
14,17,23
C2, C4
C3, C24
C5
C9, C15
C10, C20
C18, C19
C6
C1
1,12,16
21,22
R1,3,10,12
R2
R4, R13
R5,7,8,15
R6
R9
R1
1
R14
MOSFET
MOSFET
Controller
Diode
Inductor
Inductor
Inductor
Cap, Ceramic
Cap, T
antalum
Cap, Ceramic
Cap, Ceramic
Cap, T
antalum
Cap, Ceramic
Cap, Ceramic
Cap, Poscap
Cap, Poscap
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
IRLR2703
IRF7313
IRU3048CF
BA
T54S
ELL6SH1R0M
ETQP6F102HF
A
ELLA
TV6R8M
ECJ-2VF1C105Z
ECS-T1CD336R
ECJ-2VF1E104Z
ECJ-3YB1E105K
ECS-T1AD476R
ECJ-2VC1H471J
ECJ-2VB1H182K
16TPB47M
6TPC150M
IR
IR
IR
IR
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
Panasonic
Sanyo
Sanyo
30V
, 45m
V
30V
, 29m
V
, 5.2A
Synchronous PWM
Fast Switching
1
m
H, 2.9A
10.2
m
H, 4A
6.8
m
H, 4A
1
m
F
, Y5V
, 16V
33
m
F
, 16V
0.1
m
F
, Y5V
, 25V
1
m
F
, X7R, 25V
47
m
F
, 10V
470pF
, X7R, 50V
1800pF
, X7R, 50V
47
m
F
, 16V
, 70m
V
150
m
F
, 6.3V
, 40m
V
2.15
V
10
V
4.7
V
1K, 1%
1.65K, 1%
46.4K
39.2K
442
V
, 1%
irf.com
maco.panasonic.co.jp
sanyo.com/industrial
IRDC3048
6
Rev
. 1.1
06/03/02
www
.irf.com
Figure 7 - Output voltage ripple for 3.3V @ 4A.
Figure 4 - Transient response @ I
OUT
= 0 to 2A
for 3.3V output.
TEST DA
T
A
Figure 5 - Transient response @ I
OUT
= 0 to 2A
for 1.8V output.
Figure 6 - Transient response @ I
OUT
= 0 to 2A
for 2.5V output.
2A
0A
2A
0A
P1-P3
P4-P6
P7-P7
IRDC3048
Mfr. #:
Buy IRDC3048
Manufacturer:
Infineon Technologies
Description:
KIT W/IRU3048 DUAL PWM LDO CTRLR
Lifecycle:
New from this manufacturer.
Delivery:
DHL
FedEx
Ups
TNT
EMS
Payment:
T/T
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