LTC1154
TYPICAL APPLICATI S
U
O
12V Step-Up Regulator with Ultra-Low Standby Current,
Over-Current Protection and Status Feedback
1N5820
50µH
0.02Ω
IRLZ24
12V/1A
5V
+
+
20Ω
470µF
330µF
5
+
10.72k
1%
+
10k
1N4148
V
47µF
IN
150µF
4
2
V
SW
ON/OFF
STATUS
IN
V
S
LT1070
0.22µF
FB
1N4148
100k 100k
V
GND
C
1
51k
EN
DS
G
3
1.24k
1%
LTC1154
STATUS
GND
1k
0.1µF
SD
1µF
LTC1154 • TA11
12V Step-Up Regulator with 1A Over-Current Protection,
Switch Status Feedback and Ramped Output
1N5820
50µH
5V
+
+
150µF
330µF
0.1Ω
5
1N4148
10k
V
IN
10.72k
1%
4
2
V
SW
ON/OFF
IN
V
S
LT1070
0.1µF
FB
1N4148
V
C
1
GND
51k
EN
DS
G
1.24k
1%
3
LTC1154
100k 100k
STATUS
STATUS
GND
IRF530
1k
1µF
12V
SD
12V/1A
+
0.22µF
47µF
LTC1154 • TA12
14
Linear [ Linear ]
