LTC4242 Linear Technology, LTC4242 Datasheet - Page 6

• Manufacturer Part Number: LTC4242
• Description: Dual Slot Hot Swap Controller
• Manufacturer: Linear Technology

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LTC4242
TYPICAL PERFOR A CE CHARACTERISTICS
T
6
A
0.35
0.30
0.25
0.20
0.15
= 25°C. V
650
600
550
500
450
1
5
4
3
2
0
–50
3
2
FONn Low-to-High Threshold
vs V
Aux Circuit Breaker Trip Current
vs Temperature
R
ON
3.5
CC
–25
vs AUXINn
CC
3
= V
4
TEMPERATURE (°C)
0
AUXINn
AUXINn (V)
4
4.5
V
CC
25
(V)
= V
5
5
3VINn
50
5.5
W
= 3.3V, V
6
75
6
4242 G13
4242 G14
4242 G10
U
100
6.5
7
12VINn
= 12V, unless otherwise noted. (Note 2)
0.01
25.0
22.5
20.0
17.5
15.0
100
0.1
10
3
2
1
0
1
–50
2
0
FONn High-to- Low Threshold
vs V
Current Limit Propagation Delay
vs Sense Voltage
Circuit Breaker Trip Filter Time
vs Temperature
CC
–25
50
3
SENSE VOLTAGE (mV)
TEMPERATURE (°C)
100
0
4
V
CC
150
25
(V)
5
200
50
6
250
75
4242 G11
4242 G17
4242 G14
100
300
7
0.35
0.30
0.25
0.20
0.15
51
49
48
52
50
6
5
4
3
2
1
0
–50
–50
2
R
Circuit Breaker Trip Sense
Voltage vs Temperature
Gate Drive vs I
ON
–25
–25
vs Temperature
4
TEMPERATURE (°C)
TEMPERATURE (°C)
0
0
I
GATE
GATE
25
25
6
(µA)
50
50
8
75
75
4242 G18
4242 G12
4242 G14
4242f
100
100
10