LTC1154
U
O
TYPICAL APPLICATI S
Auto-Reset High-Side Switch with Over-Current
and Over-Current Temperature Shutdown
12V
+
100µF
R
T
1M
1M**
0.036Ω
ON/OFF
IN
V
S
EN
DS
G
LTC1154
+
C
T
STATUS
GND
MTP12N06
100µF**
18V
VN2222LL
200k
PTC
SD
12V
LOAD
THERMISTOR
(100°C)*
*KEYSTONE RL2006-100-100-30-PT.
**AUTO-RESET PERIOD ≈ 800ms WITH COMPONENTS SHOWN
LTC1154 • TA13
SCSI Termination Power Switch with 1A Over-Current Shutdown,
Auto-Reset and Load Soft-Start
1N5817
0.1Ω
MTD3055EL
4.25V/1A
5V
+
+
100µF
10µF
1M
1M
20Ω
10k
1N4148
+
ON/OFF
IN
V
S
47µF
0.1µF
1N4148
100k 100k
EN
DS
G
LTC1154
+
STATUS
1µF
VN2222LL
0.22µF
GND
SD
LTC1154 • TA14
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of circuits as described herein will not infringe on existing patent rights.
15
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