ltc1174hv Linear Technology Corporation, ltc1174hv Datasheet - Page 18

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

LTC1174
LTC1174-3.3/LTC1174-5
18
TYPICAL APPLICATIO S
6V TO 12.5V
VOLTAGE
L1B
INPUT
100µF*
*
†
SANYO OS-CON CAPACITOR
COILTRONICS CTX50-4
**
*
†
20V
SANYO OS-CON
WIMA MKS2
COILTRONICS CTX100-4
+
CTX100-4
3
4
1
2
U
TPO610L
0.1µF
L1A
100k
3
7
2
I
LB
LB
PGM
Automatic Current Selection
INPUT VOLTAGE
IN
OUT
100k
LTC1174HV-5
4V TO 12V
Buck-Boost Converter
3
2
7
GND
V
SHUTDOWN
IN
LB
6
4
LB
I
PGM
IN
OUT
V
LTC1174-5
OUT
SW
GND
V
SHUTDOWN
IN
6
4
8
1
5
4
3
V
OUT
L2A
100µH
SW
†
8
1
5
3.3µF**
0.1µF
1N5818
50µH
+
†
+
1N5818
1
100µF*
20V
100µH
L1A
100µF*
16V
†
1174 TA14
2
+
100k
36.5k
100µF*
16V
V
5V
160mA
OUT
V
5V
0mA TO
320mA
OUT
1174 TA13
1174fe