lt1161csw-pbf Linear Technology Corporation, lt1161csw-pbf Datasheet - Page 3

• Manufacturer Part Number: lt1161csw-pbf
• Description: Quad Protected High-side Mosfet Driver
• Manufacturer: Linear Technology Corporation

TYPICAL PERFORMANCE CHARACTERISTICS
500
450
400
350
300
250
200
150
100
20
18
16
14
12
10
50
20
18
16
14
12
10
8
6
4
2
0
8
6
4
2
0
0
–50
0
0
Supply Current
Turn-ON Time Driving MOSFET
Supply Current
V
+
= 24V
–25
10
10
ALL CHANNELS OFF
ALL CHANNELS ON
TEMPERATURE (°C)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
ALL CHANNELS OFF
0
ALL CHANNELS ON
20
20
25
30
30
50
W
40
40
IRFZ34
75
1161 G04
1161 G07
1161 G01
U
100
50
50
100
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
90
80
70
60
50
40
30
20
10
16
14
12
10
0
8
6
4
2
0
–50
Input Threshold Voltage
0
MOSFET Gate Voltage Above V
0
Turn-OFF Time Driving MOSFET
V
+
IRFZ34
= 24V
–25
10
10
TEMPERATURE (°C)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
0
20
20
TURN-ON
TURN-OFF
CURRENT LIMIT
25
NORMAL
T
J
= 25°C
30
30
50
T
T
J
J
40
40
= –40°C
= 85°C
75
1161 G05
1161 G08
1161 G02
+
100
50
50
1000
110
100
100
100
0.1
90
80
70
60
50
40
30
20
10
10
10
1
–50
–50
0
Drain Sense Threshold Voltage
MOSFET Gate Drive Current
Automatic Restart Period
V
V
+
+
2
= 24V
–25
–25
= 24V
GATE VOLTAGE ABOVE V
4
V
TEMPERATURE (°C)
TEMPERATURE (°C)
+
0
0
= 8V
6
25
25
8
V
C
+
C
C
T
C
T
T
= 12V
T
= 0.33µF
10
= 3.3µF
= 0.1µF
= 1µF
50
LT1161
50
V
+
+
12
(V)
≥ 24V
75
75
14
1161 G03
1161 G09
1161 G06
1161fa
3
100
100
16