ltc1642a Linear Technology Corporation, ltc1642a Datasheet - Page 4

• Manufacturer Part Number: ltc1642a
• Description: Hot Swap Controller
• Manufacturer: Linear Technology Corporation

LTC1642A
TYPICAL PERFOR A CE CHARACTERISTICS
4
1.232
1.228
1.224
1.220
1.216
1.212
1.208
2.0
1.6
1.2
0.8
0.4
25
20
15
10
5
0
0
3
3
I
CRWBR Driver Current vs V
GATE
3
FB Threshold Voltage vs V
V
T
T
GATE
A
A
T
= 25°C
= 25°C
A
Pull-Up Current vs V
= 25°C
= 0V
6
6
6
V
9
V
FB RISING
FB FALLING
9
CC
CC
V
9
CC
(V)
(V)
(V)
12
12
12
CC
W
CC
CC
15
1642a G23
15
1642a G35
15
1642a G27
U
128
112
1.45
1.44
1.43
1.42
1.41
1.40
1.39
1.38
96
80
64
48
32
16
1.226
1.224
1.222
1.220
1.218
1.216
1.214
0
0
–50
GATE Pull-Down Current (Current
Limit Active)
CRWBR Driver Current vs
Temperature
–50
T
OV Threshold Voltage vs
Temperature
A
= 25°C
–25
V
4
CC
–25
= 5V
0
TEMPERATURE (°C)
8
0
TEMPERATURE (°C)
V
V
CC
GATE
25
OV RISING
OV FALLING
= 3.3V
12
25
(V)
50
50
16
V
75
V
CC
CC
V
75
CC
= 12V
20
= 5V
100
= 5V
1642a G36
1642a G13
100
1642a G07
24
125
125
1.226
1.224
1.222
1.220
1.218
1.216
1.214
1.232
1.228
1.224
1.220
1.216
1.212
1.208
405
404
403
402
401
400
399
398
397
396
395
–50
–50
FB Threshold Voltage vs
Temperature
CRWBR-TMR Threshold Voltage
vs Temperature
3
V
OV Threshold Voltage vs V
V
CC
CC
–25
T
–25
A
= 5V
= 5V
= 25°C
6
0
TEMPERATURE (°C)
0
TEMPERATURE (°C)
FB RISING
FB FALLING
25
25
OV RISING
OV FALLING
V
9
CC
50
50
(V)
75
12
75
100
CC
100
1642a G06
1642a G05
15
1642a G28
1642af
125
125