LTC4224-2 Linear Technology, LTC4224-2 Datasheet - Page 4

• Manufacturer Part Number: LTC4224-2
• Description: Compact Dual Low Voltage Hot Swap Controller
• Manufacturer: Linear Technology

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LTC4224-1/LTC4224-2
TYPICAL PERFORMANCE CHARACTERISTICS
Specifi cations are T
4
150
140
130
120
110
100
1.5
1.4
1.3
1.2
1.1
1.0
6
5
4
3
2
1
0
2.5
0
8
I
Gate Drive vs I
Gate Fast Pull-Down Current
vs Gate Voltage
CC
vs V
3
–2
9
CC
3.5
–4
A
10
I
V
= 25°C, V
GATE
4
V
GATE
GATE
CC
–6
(V)
(μA)
4.5
(V)
11
–8
CC1
5
12
= 5V, V
–10
5.5
422412 G01
422412 G04
422412 G07
–12
13
CC2
6
= 3.3V, unless otherwise specifi ed.
26.0
25.5
25.0
24.5
24.0
23.5
23.0
5.65
5.60
5.55
5.50
5.45
5.40
5.35
1.5
1.2
0.9
0.6
0.3
0.0
–50
25
1
Circuit Breaker Trip Voltage
vs V
Gate Drive vs Temperature
Active Current Limit Delay
vs Sense Voltage
CC
–25
50
2
SENSE VOLTAGE (mV)
TEMPERATURE (°C)
0
75
3
V
CC
25
(V)
100
4
50
125
5
75
422412 G02
422412 G08
422412 G05
150
100
6
500
400
300
200
100
5.5
5.4
5.3
5.2
5.1
5.0
2.0
1.8
1.6
1.4
1.2
1.0
0
2.5
0
8
Circuit Breaker Delay vs V
Gate Pull-Down Current
vs Gate Voltage
FAULT Voltage
vs FAULT Sink Current
3
1
9
3.5
T = 25°C
10
I
2
FAULT
V
4
V
GATE
CC
(V)
(mA)
(V)
4.5
11
3
T = 90°C
5
T = –60°C
CC
12
4
5.5
422412fa
422412 G09
422412 G03
422412 G06
13
5
6