LTC1154 Linear Technology, LTC1154 Datasheet - Page 12

• Manufacturer Part Number: LTC1154
• Description: High-Side Micropower MOSFET Driver
• Manufacturer: Linear Technology

LTC1154
*KEYSTONE RL2006-100-100-30-PT.
MOUNT ON MOSFET OR LOAD HEAT SINK.
I
TYPICAL
†
12
CONTROL
A 51k pullup resistor should be connected between Status Output and 5V Logic Supply.
Q(OFF)
LOGIC
P OR
5V
24V TO 28V
= 60 A, I
24V to 28V Switch with Bootstrapped Supply
Q(ON)
IN
EN
STATUS
GND
A
= 1mA.
LTC1154
†
PPLICATI
+
100 F
CONTROL
DS
SD
V
LOGIC
G
S
P OR
5V
100k
O
PTC
THERMISTOR
(100°C)*
18V
Over-Current Shutdown, Status Feedback, Ramped Turn-ON
“4-Cell-to-5V” Extremely Low Voltage Drop Regulator with
U
200k
+
S
1N4148
IN
EN
STATUS
GND
10 F
LTC1154
†
24V TO 28V
6.2k
LOAD
4-CELL
BATTERY
PACK
and 8 A Standby Current
MTP15N06E
DS
SD
V
G
LTC1154 • TA07
S
100k
+
1N4148
COIL CURRENT LIMITED TO 350mA.
CONTACT CURRENT LIMITED TO 5A.
CONTROL
LOGIC
100k
P OR
100 F
5V
0.22 F
12V
High-Side Relay Driver with Over-Current
IN
EN
STATUS
GND
10k
8
7
200pF
Protection and Status Feedback
LT1431
LTC1154
6
+
†
1
5
100 F
3
4
DS
SD
V
G
S
+
0.036
IRLR024
470 F
ESR < 0.5
5V/2A
LTC1154 • TA09
0.01 F
1N4001
15V
MTD3055E
1N4148
10k
2
0.02
LTC1154 • TA08
TO 12V
LOAD