Datasheet

LTC4362-1/LTC4362-2
4
436212fa
TYPICAL PERFORMANCE CHARACTERISTICS
Internal MOSFET On Resistance
vs Temperature Internal R
SENSE
vs Temperature
Overcurrent Threshold
vs Temperature
Overvoltage Turn-Off Delay
vs Temperature
Overcurrent Turn-Off Delay
vs Temperature
Overvoltage Turn-Off Delay
vs Overdrive (V
OVDRV
)
Input Supply Current
vs Input Voltage
Overvoltage Threshold
vs Temperature PWRGD Voltage vs PWRGD Current
Specifi cations are at T
A
= 25°C, V
IN
= 5V, V
ON
= 0V unless otherwise noted.
V
IN
(V)
1
I
IN
(µA)
1000
100
10
1
0.1
436212 G01
10010
V
ON
= 0V
V
ON
= 2.5V
TEMPERATURE (°C)
–50
V
IN(0V)
(V)
5.84
5.82
5.80
5.78
5.76
436212 G02
10025 50 750–25
I
PWRGD
(mA)
0
V
PWRGD(OL)
(mV)
500
400
300
200
100
0
436212 G03
52341
TEMPERATURE (°C)
–50
R
ON
(mΩ)
60
50
40
30
20
436212 G04
10025 50 750–25
V
IN
= 3V
V
IN
= 5V
TEMPERATURE (°C)
–50
INTERNAL R
SENSE
(mΩ)
40
35
30
25
20
436212 G05
10025 50 750–25
TEMPERATURE (°C)
–50
I
TRIP
(A)
1.60
1.55
1.50
1.45
1.40
436212 G06
10025 50 750–25
TEMPERATURE (°C)
–50
t
OFF(OV)
(µs)
1.0
0.8
0.6
0.4
0.2
0
436212 G07
10025 50 750–25
V
IN
= STEP 5V TO 6.5V
TEMPERATURE (°C)
–50
t
OFF(OC)
(µs)
14
12
10
8
6
436212 G08
10025 50 750–25
I
OUT
= STEP 0.5A TO 3A
V
OVDRV
(V)
0
t
OFF(OV)
(µs)
8
6
4
2
0
436212 G09
2.51.5 210.5
V
IN
= STEP 5V TO (V
IN(OV)
+ V
OVDRV
)