ltc1174hv Linear Technology Corporation, ltc1174hv Datasheet - Page 13

• Manufacturer Part Number: ltc1174hv
• Description: High Efficiency Step-down And Inverting Dc/dc Converter
• Manufacturer: Linear Technology Corporation

TYPICAL APPLICATIO S
D1
**
MANUFACTURER
COILTRONICS
SUMIDA
GOWANDA
*
†
LOW-BATTERY INDICATOR
IS SET TO TRIP AT V
AVX TPSD476K016
= MBRS140T3 (SURFACE MOUNT)
L1 SELECTION
1N5818
PART NO.
CTX100-4
CD75-101
GA10-103K
IN
= 5.5V
**
*
†
TYPE
SURFACE MOUNT
SURFACE MOUNT
THROUGH HOLE
INPUT VOLTAGE
AVX TPSD226K025
AVX TPSD476K016
COILTRONICS CTX50-4
4V TO 12.5V
6V to 5V Step-Down Regulator with Low-Battery Detection
U
7
2
47.5k
3
162k
High Efficiency 3.3V Regulator
INDICATOR
I
LB
LB
PGM
BATTERY
OUT
IN
*LOW-
LTC1174-3.3
GND
V
SHUTDOWN
IN
6
4
4.7k
V
OUT
SW
8
1
5
7
2
3
I
LB
LB
PGM
INPUT VOLTAGE
OUT
IN
1N5818
+
LTC1174-5
LTC1174-3.3/LTC1174-5
50µH
GND
6V
V
SHUTDOWN
22µF*
25V
×3
IN
6
4
†
1174 TA04
V
OUT
SW
+
8
1
5
0.1µF
47µF**
16V
×2
D1
V
3.3V
425mA
OUT
100µH
L1
0.1µF
†
1174 TA03
+
+
47µF**
16V
×2
47µF**
16V
×2
LTC1174
V
5V
365mA
OUT
13
1174fe