Analog Devices ADP1148-3.3 Clock User Manual


  Open as PDF
of 16
 
ADP1148, ADP1148-3.3, ADP1148-5
–13–
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
C
C
3300pF
R
C
1k⍀
IRF7403
D1
10BQ040
V
IN
5.2V TO 14V
IRF7204
C
IN
100␮F
20V
*L
50␮H
R1B
43k⍀
1%
R2
56k⍀
1%
C
OUT
220␮F
10V ؋ 2
OS-CON
100pF
1000pF
**R
SENSE
0.05⍀
10nF
C
T
390pF
1␮F
1
2
3
4
5
6
7
14
13
12
11
10
9
8
R1A
33k⍀
1%
0V: V
OUT
= 3.3V
5V: V
OUT
= 5V
VN2222LL
V
OUT
3.3V/2A
OR 5V/2A
*COILTRONICS CTX50-2-MP
**KRL SL-1-C1-0R050J
NC = NO CONNECT
Figure 21. Logic Selectable 5 V/1 A or 3.3 V/2 A High Efficiency Regulator
 previous next