Datasheet

16
LTC1174
LTC1174-3.3/LTC1174-5
1174fe
LCD Display Power Supply
9V to 5V Pre-Post Regulator
1174 TA09
INPUT
VOLTAGE
6V TO 12.5V
3
LTC1174
LB
IN
LB
OUT
I
PGM
GND
V
IN
SHUTDOWN
V
FB
SW
2
7
6
8
1
5
4
L1
†
50µH
V
OUT
5V
150mA
D1
1µF
SOLID
TANTALUM
47µF**
16V, ×2
110k
††
0.1µF
*
**
D1
†
SANYO OS-CON
AVX TPSD476K016
= MBRS140T3 (SURFACE MOUNT)
1N5818
L1 SELECTION
MANUFACTURER
COILTRONICS
COILCRAFT
SUMIDA
GOWANDA
PART NO.
CTX50-3
DT3316-473
CD54-470
GA10-472K
TYPE
SURFACE MOUNT
SURFACE MOUNT
SURFACE MOUNT
THROUGH HOLE
††
USE 1% METAL FILM RESISTORS
30.1k
††
LT
®
1121-5
OUT
GND
8
1
5
V
IN
SHUTDOWN
3
0.1µF
100µF*
16V
100pF
+
+
+
1174 TA10
INPUT
VOLTAGE
4V TO 12.5V
3
LTC1174
LB
IN
LB
OUT
I
PGM
GND
V
IN
SHUTDOWN
V
FB
SW
2
7
6
8
1
5
4
L1
†
100µH
V
OUT
–24V
50mA AT
V
IN
= 9V
47µF**
16V
×2
0.1µF
10µF*
50V
×4
1N914
998k
††
V
IN
(V)
4
5
6
7
8
9
10
11
12
I
OUT MAX
(mA)
20
25
30
35
43
50
55
60
65
Si9435
D1
50k
††
56.2k
††
0.1µF
*
**
D1
†
AVX TAJE106K050
AVX TPSD476K016
= MBRS140T3 (SURFACE MOUNT)
1N5818
L1 SELECTION
MANUFACTURER
COILTRONICS
COILCRAFT
SUMIDA
GOWANDA
PART NO.
CTX100-3
DT3316-104
CD75-101
GA10-103K
TYPE
SURFACE MOUNT
SURFACE MOUNT
SURFACE MOUNT
THROUGH HOLE
††
USE 1% METAL FILM RESISTORS
2N2222
2N5210
+
+
TYPICAL APPLICATIO S
U