Datasheet

LT4356-1/LT4356-2
6
4356fb
For more information www.linear.com/LT4356-1
SHDN Current vs Temperature GATE Pull-Up Current vs V
CC
GATE Pull-Up Current vs
Temperature
GATE Pull-Down Current vs
Temperature
GATE Pull-Down Current vs
Temperature
ΔV
GATE
vs I
GATE
TEMPERATURE (°C)
–50
0
I
SHDN
(µA)
1
2
3
0 50 100 125
4356 G04
4
6
5
–25 25 75
V
SHDN
= 0V
V
CC
(V)
0
0
I
GATE
(µA)
10
20
30
5
15
25
35
20 40 60 80
4356 G05
40
10 30 50 70
TEMPERATURE (°C)
–50
0
I
GATE
(µA)
5
10
15
20
0 50 100 125
4356 G06
25
35
30
–25 25 75
V
GATE
= V
OUT
= 12V
TEMPERATURE (°C)
–50
100
I
GATE(DOWN)
(mA)
120
140
160
0 50 100 125
4356 G07
180
220
200
–25 25 75
OVERVOLTAGE CONDITION
V
FB
= 1.5V
TEMPERATURE (°C)
–50
0
I
GATE(DOWN)
(mA)
2
4
6
0 50 100 125
4356 G08
8
12
10
–25 25 75
OVERCURRENT CONDITION
∆V
SNS
= 120mV
I
GATE
(µA)
0
0
∆V
GATE
(V)
4
2
6
8
10
4 8 12 16
4356 G09
12
14
2 6 10 14
V
OUT
= 12V
typicAl perForMAnce chArActeristics
Specifications are at V
CC
= 12V, T
A
= 25°C unless otherwise noted.
ΔV
GATE
vs Temperature ΔV
GATE
vs V
CC
Overvoltage TMR Current vs
(V
CC
– V
OUT
)
TEMPERATURE (°C)
–50 0 50 100 125
–25 25 75
0
∆V
GATE
(V)
4
2
6
8
10
4356 G10
12
14
I
GATE
= –1µA
V
CC
= 8V
V
CC
= 4V
V
CC
(V)
0 20 40 60 80
4356 G11
10 30 50 70
0
∆V
GATE
(V)
4
2
6
8
10
12
16
14
I
GATE
= –1µA
V
OUT
= V
CC
T
A
= –45°C
T
A
= 25°C
T
A
= 130°C
V
CC
– V
OUT
(V)
0
0
I
TMR
(µA)
8
16
24
32
20 40 60 80
4356 G12
40
48
10 30 50 70
OVERVOLTAGE CONDITION
V
OUT
= 5V
V
TMR
= 1V
Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.