Datasheet

LTC4353
4
4353f
T
A
= 25°C, V
IN1
= V
IN2
= 12V, OUT = V
IN
, V
CC
open,
unless otherwise noted.
Typical perForMance characTerisTics
OUT Current vs Voltage
Forward Regulation Voltage
vs V
IN
Voltage with External V
CC
�V
GATE
Voltage vs Current
�V
GATE
and V
CC
Voltages
vs V
IN
Voltage
ONST Output Low Voltage
vs Current
ONST Output High Voltage
vs Current
V
IN
Current vs Voltage
V
IN
Current vs Voltage with
External V
CC
V
CC
Current vs Voltage
V
IN
(V)
0
–0.5
0
1.5
3 6 129 15
0.5
2.0
1.0
2.5
18
4353 G01
I
IN
(mA)
OTHER V
IN
= 0V
OTHER V
IN
= 12V
V
IN
(V)
4353 G02
I
IN
(µA)
0
0
150
250
1 2 43 5
50
–50
100
200
6
V
CC
= 6V
OTHER V
IN
= 0V
0
0.25
1.00
1.75
0.50
1.25
0.75
1.50
4353 G03
V
CC
(V)
0 1 2 43 5 6
I
CC
(mA)
BOTH V
IN
= 0V
4
14
0
6
2
10
12
8
V
IN
(V)
0 63 9 1512
18
4353 G07
V
CC
V
GATE
– V
IN
, V
CC
(V)
∆V
GATE
V
IN
(V)
0
0
15
30
1 2 43
5
20
10
25
5
4353 G05
V
CC
= 5V
V
FR
(mV)
V
CC
= 3.3V
V
OUT
(V)
4353 G04
I
OUT
(µA)
0
0
150
250
3 6 129 15
50
–50
100
200
18
I
GATE
(µA)
0 –20 –40 –80–60 –100
–120
4353 G06
V
GATE
– V
IN
(V)
V
IN
= 18V
–2
0
2
8
14
4
10
6
12
OUT = V
IN
– 0.1V
V
IN
= 2.9V
I
ONST
(mA)
0
0
600
1 2 43
800
200
400
5
4353 G08
V
OL
(mV)
I
ONST
(µA)
0
0
3
–2 –4 –8–6
5
1
4
2
–10
4353 G09
V
OH
(V)