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LTC4151 Datasheet(PDF) 10 Page - Analog Devices

Part # LTC4151
Description  Negative Voltage Hot Swap Controller with Energy Monitor
PDF  74 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LTC4151 Datasheet(HTML) 10 Page - Analog Devices

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LTC4283
10
Rev. B
For more information www.analog.com
GATE Fast Pull-Down Current vs
GATE Voltage
Current Limit Voltage Error vs
ILIM Code
Current Limit Foldback Profiles
SENSE INPUT = 40mV
VILIM(FAST) = 30mV
GATE VOLTAGE (V)
0
2
4
6
8
10
12
0
0.5
1.0
1.5
2.0
2.5
3.0
4283 G07
50 UNITS
ILIM CODE
0
2
4
6
8
10
12
14
16
–2
–1
0
1
2
4283 G08
VILIM = 15mV
VRTNS = 1.8V
FB = 00
01
10
11
LPFB = 0
LPFB = 1
POWER GOOD LATCHED
VRTNS – VDRNS (V)
0
0.3
0.6
0.9
1.2
1.5
1.8
0
5
10
15
20
4283 G09
TYPICAL PERFORMANCE CHARACTERISTICS
Shunt Regulator Voltage vs
Input Current
VZ Input Current vs Temperature
INTVCC Voltage vs Load Current
GATE Output High Voltage vs
Leakage Current
GATE Pull-Down Current vs
SENSE Input Voltage
GATE Turn-Off Time vs
SENSE Input Voltage
VIN INPUT CURRENT (mA)
0
5
10
15
20
25
30
35
11.0
11.2
11.4
11.6
11.8
12.0
4283 G01
IGATE (µA)
0
–25
–50
–75
–100 –125 –150
0
2
4
6
8
10
12
4283 G04
VZ = 15V
VIN = 10.5V
TEMPERATURE (°C)
–50 –25
0
25
50
75
100 125
0
1
2
3
4
5
4283 G02
VGATE = 7V, VILIM = 15mV
FAST PULL-DOWN
CURRENT LIMIT
SENSE INPUT VOLTAGE (mV)
0
20
40
60
80
100
0.001
0.01
0.1
1
10
4283 G05
IIN = 35mA
LOAD CURRENT (mA)
0
5
10
15
20
25
30
4.96
4.98
5.00
5.02
5.04
5.06
5.08
4283 G03
GATE FALLING FROM 11.5V TO 3V
FAST PULL-DOWN
CGATE = 100nF
GATE OPEN
SENSE INPUT VOLTAGE (mV)
0
20
40
60
80
100
0.01
0.1
1
10
100
1k
4283 G06
VILIM = 15mV



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