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LT4239 Datasheet(PDF) 5 Page - Analog Devices

Part # LT4239
Description  High Current Hot Swap Controller with Current Monitor Output
PDF  24 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LT4239 Datasheet(HTML) 5 Page - Analog Devices

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LT4239
5
Rev. 0
For more information www.analog.com
TYPICAL PERFORMANCE CHARACTERISTICS
VCC Supply Current vs Voltage
OUT Current vs Voltage
MOSFET Gate Drive
vs VCC Voltage
MOSFET Gate Drive
vs Gate Leakage Current
MOSFET Gate Drive Pull-Up
Current vs Temperature
Current Limit Propagation Delay
vs Sense Voltage
IMON Voltage vs Sense Voltage
IMON Voltage Gain
vs Temperature
FLT and PG Output Low Voltage
vs Load Current
VCC (V)
0
4
8
12
16
20
500
550
600
650
700
750
4239 G01
VCC = VOUT
VOUT (V)
0
4
8
12
16
20
200
300
400
500
600
700
4239 G02
∆VGATE2
∆VGATE1
IGATE2 = –5µA
IGATE1 = –1µA
VCC (V)
0
4
8
12
16
20
10
11
12
13
14
4239 G03
∆VGATE2
∆VGATE1
IGATE (LEAKAGE) (µA)
0
–10
–20
–30
–40
–50
–60
0
2
4
6
8
10
12
14
4239 G04
IGATE2
IGATE1
TEMPERATURE (°C)
–50 –25
0
25
50
75
100 125
0
–10
–20
–30
–40
–50
–60
4239 G05
∆VSENSE2 (mV)
0
20
40
60
80
100
0.1
1
10
100
4239 G06
VCC = 12V
VCC = 4V
∆VSENSE2 (mV)
0
10
20
30
40
50
0
1
2
3
4
5
4239 G07
VCC = 12V
VCC = 4V
TEMPERATURE (°C)
–50 –25
0
25
50
75
100 125
97
98
99
100
101
102
103
4239 G08
TA = 125°C
TA = 25°C
TA = –40°C
ILOAD (mA)
0
2
4
6
8
10
0
0.2
0.4
0.6
0.8
4239 G09
TA = 25°C, VCC = 12V, IBOOST = 0V, RDRAIN =
100kΩ, unless otherwise noted.



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