
RC5053
PRODUCT SPECIFICATION
6
P
Typical Application
Figure 1. 5V to 1.8V-3.5V Supply Application
Test Circuits
Figure 2
Figure 3
PWRGD
FAULT
OT
VID0 TO VID4
OUTEN
COMPSS
SGND
GND
SENSE
1
μ
F
Q1*
56
4.7
4.7
10
Q2*
0.1
μ
F
V
CC
I
MAX
PV
CC
PV
CC
12V
V
IN
5V
L
O
2
μ
H
15A
RC5053
G1
I
FB
G2
+
0.1
μ
F
C
2200pF
R
C
15k
5.6k
1.8k
5.6k
5.6k
C
SS
0.1
μ
F
0.1
μ
F
10
μ
F
C
**
1200
μ
F
×
4
V
OUT
1.8V TO
3.5V
14A
C
OUT
330
μ
F
×
7
+
+
C1
100pF
+
5
PENTIUM II
SYSTEM
* FAIRCHILD NDB6030L
** SANYO 10MV1200GX
COILTRONICS CTX02-13198 OR
PANASONIC 12TS-2R5SP
AVX TPSE337M006R0100
OUTEN
PWRGD
FAULT
OT
VID0 TO VID4
COMPSS
SGND
GND
SENSE
Q1*
NC
4.7
Q2*
V
CC
I
FB
V
CC
5V
PV
CC
V
IN
5V
PV
CC
12V
L
O
2
μ
H
15A
RC5053
G1
I
MAX
G2
0.1
μ
F
C
C
2200pF
R
C
15k
3k
100pF
0.1
μ
F
0.1
μ
F
0.1
μ
F
10
μ
F
1
μ
F
V
OUT
+
C1
100pF
10k
4.7
10
3k
3k
+
+
VID0 TO VID4
100pF
100pF
+
C
**
1200
μ
F
×
4
* FAIRCHILD NDB6030L
** SANYO 10MV1200GX
COILTRONICS CTX02-13198 OR
PANASONIC 12TS-2R5SP
AVX TPSE337M006R0100
C
330
μ
F
×
7
OUTEN
PWRGD
FAULT
OT
COMP
SS
SGND
GND
SENSE
1
μ
F
NC
NC
NC
NC
NC
NC
NC
NC
0.1
10
μ
F
V
CC
V
CC
V
CC
VID0 VID1 VID2 VID3 VID4
VID0 VID1 VID2 VID3 VID4
I
FB
PV
CC
RC5053
PV
CC
G1
I
MAX
G2
0.1
μ
F
10
μ
F
+
+
10k