User's Manual

ADP1148, ADP1148-3.3, ADP1148-5
–12–
REV. A
P-DRIVE
NC
V
IN
C
T
INT V
CC
I
TH
SENSE(–)
N-DRIVE
NC
POWER GND
SIGNAL GND
SHUTDOWN
V
FB
SENSE(+)
ADP1148-3.3
C
C
3300pF
R
C
1kV
IRF7403
D1
10BQ040
V
IN
4V TO 18V
IRF7204
C
IN
100mF
20V
*L
50mH
C
OUT
220mF
10V 3 2
AVX
1000pF
**R
SENSE
0.1V
10nF
C
T
300pF
1mF
1
2
3
4
5
6
7
14
13
12
11
10
9
8
*COILTRONICS CTX50-2-MP
**KRL SP-1/2-A1-0R100J
V
OUT
3.3V/1A
NC = NO CONNECT
Figure 19. ADP1148 Low Dropout, 3.3 V/1 A High Efficiency Regulator
P-DRIVE
NC
V
IN
C
T
INT V
CC
I
TH
SENSE(–)
N-DRIVE
NC
POWER GND
SIGNAL GND
SHUTDOWN
V
FB
SENSE(+)
ADP1148
C
C
6800pF
R
C
1kV
IRF7403
D1
10BQ015
V
IN
4V TO 9V
IRF7204
C
IN
220mF
20V
V
OUT
–5V/1.4A
25kV
1%
75kV
1%
C
OUT
220mF 3 2
10V
200pF
1000pF
**R
SENSE
0.05V
10nF
C
T
560pF
1mF
1
2
3
4
5
6
7
14
13
12
11
10
9
8
*COILTRONICS CTX50-2-MP
**KRL SL-1-C1-0R05J
*L
50mH
NC = NO CONNECT
Figure 20. 4 V to 9 V Input Voltage to –5 V/1.4 A Regulator