LT1910 Linear Technology, LT1910 Datasheet - Page 4

• Manufacturer Part Number: LT1910
• Description: Protected High Side MOSFET Driver
• Manufacturer: Linear Technology

LT1910
TYPICAL PERFOR A CE CHARACTERISTICS
4
400
350
150
100
100
300
250
200
0.1
10
1
–50
0
Turn-On Time vs Temperature
MOSFET Gate Drive Current
vs V
V
V
C
+
GATE
GATE
= 24V
GATE
2
–25
= 32V
= 1nF
4
– V
TEMPERATURE ( C)
V
0
+
V
+
= 8V
6
GATE
25
– V
8
V
+
+
= 12V V
(V)
10
50
12
W
T
+
A
75
= 25 C
14
24V
1910 G10
1910 G13
U
100
16
100
3.7
3.6
3.5
3.4
3.3
3.2
3.1
90
80
70
60
50
40
30
20
10
0
–50
–50
Turn-Off Time vs Temperature
Fault Threshold Voltage
vs Temperature
V
I
V
V
C
F
IN
+
GATE
GATE
= 1mA
FAULT LOW THRESHOLD
= 24V
= 2V
–25
–25
= 2V
= 1nF
TEMPERATURE ( C)
TEMPERATURE ( C)
0
0
CURRENT LIMIT
FAULT HIGH THRESHOLD
NORMAL
25
25
50
50
75
75
1910 G014
1910 G11
100
100
1000
0.20
0.18
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
100
10
0
–50
–50
Automatic Restart Period
vs Temperature
Fault Output Low Voltage
vs Temperature
I
V
F
+
= 1mA
= 24V
–30
–25
–10
TEMPERATURE ( C)
TEMPERATURE ( C)
0
10
C
C
C
T
C
T
T
25
= 0.33 F
T
= 0.1 F
= 3.3 F
= 1 F
30
50
50
sn1910 1910fs
70
75
1910 G012
1910 G15
90
100