Datasheet

LTC4224-1/LTC4224-2
4
422412fa
TYPICAL PERFORMANCE CHARACTERISTICS
I
CC
vs V
CC
Circuit Breaker Trip Voltage
vs V
CC
Circuit Breaker Delay vs V
CC
Gate Drive vs Temperature
Gate Pull-Down Current
vs Gate Voltage
Gate Fast Pull-Down Current
vs Gate Voltage
Gate Drive vs I
GATE
Active Current Limit Delay
vs Sense Voltage
FAULT Voltage
vs FAULT Sink Current
Specifi cations are T
A
= 25°C, V
CC1
= 5V, V
CC2
= 3.3V, unless otherwise specifi ed.
V
CC
(V)
2.5
I
CC
(mA)
1.5
1.4
1.2
1.3
1.1
1.0
4.53.5 5.5
422412 G01
6435
V
CC
(V)
1
V
CB
(mV)
26.0
25.5
24.5
24.0
25.0
23.5
23.0
3
422412 G02
6425
V
CC
(V)
2.5
t
CB
(ms)
5.5
5.4
5.2
5.3
5.1
5.0
3.5
422412 G03
653 4.54 5.5
TEMPERATURE (°C)
–50
ΔV
GATE
(V)
5.65
5.60
5.50
5.55
5.45
5.40
5.35
–25
422412 G05
1005025075
V
GATE
(V)
8
GATE NORMAL PULL-DOWN CURRENT (mA)
2.0
1.8
1.6
1.4
1.2
1.0
422412 G06
131110912
V
GATE
(V)
8
GATE FAST PULL-DOWN CURRENT (mA)
150
140
130
120
110
100
422412 G07
131110912
I
GATE
(µA)
0
ΔV
GATE
(V)
6
5
4
3
2
1
0
422412 G04
–12–8–6–4–2 –10
SENSE VOLTAGE (mV)
25
ACTIVE CURRENT LIMIT DELAY (µs)
1.5
1.2
0.9
0.6
0.3
0.0
422412 G08
1501251007550
I
FAUL T
(mA)
0
V
OL
(mV)
500
400
300
100
200
0
422412 G09
54321
T = 25°C
T = –60°C
T = 90°C