Datasheet
LT1158
5
1158fb
TYPICAL PERFORMANCE CHARACTERISTICS
Top Gate Rise Time Top Gate Fall Time Transition Times vs R
Gate
Current Limit Inhibit
V
DS
Threshold Bottom Gate Rise Time Bottom Gate Fall Time
SUPPLY VOLTAGE (V)
0
1.00
CURRENT LIMIT INHIBIT THRESHOLD (V)
1.05
1.15
1.20
1.25
1.50
1.35
10
20
25
LT1158 G10
1.10
1.40
1.45
1.30
515
30
35
40
V2 – V11
–40°C
+25°C
+85°C
SUPPLY VOLTAGE (V)
0
BOTTOM GATE RISE TIME (ns)
200
250
300
40
LT1158 G11
150
100
0
10
20
30
50
400
350
C
GATE
= 10000pF
C
GATE
= 1000pF
C
GATE
= 3000pF
5152535
SUPPLY VOLTAGE (V)
0
BOTTOM GATE FALL TIME (ns)
200
250
300
40
LT1158 G12
150
100
0
10
20
30
50
400
350
C
GATE
= 10000pF
C
GATE
= 1000pF
C
GATE
= 3000pF
5152535
SUPPLY VOLTAGE (V)
0
TOP GATE RISE TIME (ns)
200
250
300
40
LT1158 G13
150
100
0
10
20
30
50
400
350
C
GATE
= 10000pF
C
GATE
= 1000pF
C
GATE
= 3000pF
5152535
SUPPLY VOLTAGE (V)
0
TOP GATE FALL TIME (ns)
200
250
300
40
LT1158 G14
150
100
0
10
20
30
50
400
350
C
GATE
= 10000pF
C
GATE
= 1000pF
C
GATE
= 3000pF
5152535
GATE RESISTANCE (Ω)
0
TRANSITION TIMES (ns)
600
800
80
LT1158 G15
400
200
0
20
40
60
100
700
500
300
100
10 30 50
70
90
V
+
= 12V
C
GATE
= 3000pF
RISE TIME
FALL TIME