LTC1154
TYPICAL APPLICATIONS
5V
ON/OFF
51k
STATUS
12V Step-Up Regulator with Ultralow Standby Current,
Overcurrent Protection and Status Feedback
+
470μF
IN
VS
EN
DS
LTC1154
STATUS
G
0.02Ω
IRLZ24
20Ω
+
47μF
10k 1N4148
+
150μF
0.22μF
1N4148
100k 100k
50μH
5
VIN
VSW
4
LT1070
2
FB
GND VC
31
1k
1N5820
+
10.72k
1%
1.24k
1%
12V/1A
330μF
GND
SD
0.1μF
1μF
LTC1154 • TA11
5V
+
150μF
12V Step-Up Regulator with 1A Overcurrent Protection,
Switch Status Feedback and Ramped Output
50μH 1N5820
5
VIN
VSW
4
LT1070
2
FB
GND VC
31
1k
1μF
+
330μF
10.72k
1%
ON/OFF
1.24k
51k
1%
STATUS
IN
VS
EN
DS
LTC1154
STATUS
G
GND
SD
1N4148
0.1Ω
10k
0.1μF
1N4148
100k
100k
IRF530
0.22μF
12V
+
12V/1A
47μF
LTC1154 • TA12
1154fb
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