Datasheet

LTC4359
4
Rev. E
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TYPICAL PERFORMANCE CHARACTERISTICS
OUT Current
vs Forward Voltage Drop
SOURCE Current
vs Forward Voltage Drop
Total Negative Current
vs Negative Input Voltage
Gate Current
vs Forward Voltage Drop Gate Drive vs Gate Current
Gate Turn-Off Time
vs GATE Capacitance
IN Current in Regulation IN Current in Shutdown SOURCE Current in Shutdown
V
IN
(V)
0
I
IN
(µA)
100
150
80
4359 G01
50
0
20
40
60
200
V
IN
(V)
0
I
IN
(µA)
30
40
80
4359 G02
20
10
0
20
40
60
50
T
A
= –40°C
T
A
= 25°C
T
A
= 85°C
T
A
= 125°C
IN = SOURCE = OUT
SHDN = 0V
V
SOURCE
(V)
0
I
SOURCE
(µA)
6
8
80
4359 G03
4
2
0
20
40
60
10
T
A
= –40°C
T
A
= 25°C
T
A
= 85°C
T
A
= 125°C
IN = SOURCE = OUT
SHDN = 0V
∆V
SD
(V)
–1
I
OUT
(µA)
80
120
1
4359 G04
40
0
–0.5
0
0.5
160
V
IN
= 4V
V
IN
= 12V
V
IN
= 48V
∆V
SD
(V)
–1
I
SOURCE
(µA)
50
0
150
100
1
4359 G05
–50
–0.5
0
0.5
200
V
SOURCE
= 4V
V
SOURCE
> 12V
IN = SOURCE
VOLTAGE (V)
0
I
IN
+ I
SOURCE
+ I
SHDN
(mA)
–1
–1.5
–2
–40
4359 G06
–0.5
0
–10
–20
–30
IN = SOURCE= SHDN
∆V
SD
(mV)
–50
I
GATE
(µA)
10
0
–10
–20
150
4359 G07
20
30
40
0
50
100
V
IN
= V
SOURCE
= 12V
V
GATE
= V
IN
+2.5V
I
GATE
(µA)
0
∆V
GATE
(V)
10
–10
4359 G08
5
0
–5
–15
15
IN = SOURCE
V
IN
= 4V
V
IN
= 8V
V
IN
> 12V
C
GATE
(nF)
0
t
OFF
(ns)
400
600
8
4359 G09
200
0
2
4
6
10
800
V
IN
= 12V
∆V
SD
= 0.1V –1V
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