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LTC4253IGN Datasheet(PDF) 8 Page - Linear Technology

Part # LTC4253IGN
Description  -48V Hot Swap Controller with Sequencer
PDF  32 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC4253IGN Datasheet(HTML) 8 Page - Linear Technology

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LTC4253
8
4253f
TYPICAL PERFOR A CE CHARACTERISTICS
VDRNCL vs Temperature
∆ITMRACC/∆IDRN vs Temperature
VDRNL vs Temperature
ITMR vs IDRN
ITMR (Circuit Breaker, IDRN =
50
µA, Sourcing) vs Temperature
ITMR (Circuit Breaker, Sinking) vs
Temperature
SQTIMER Threshold vs
Temperature
ISQTMR (Power Good Sequence,
Sourcing) vs Temperature
ISQTMR (Power Good Sequence,
Sinking) vs Temperature
TEMPERATURE (
°C)
–55 –35 –15
5
25
45
65
85 105 125
4253 G34
10
9
8
7
6
5
4
3
2
1
0
IIN = 2mA
TEMPERATURE (
°C)
–55 –35 –15
5
25
45
65
85 105 125
4253 G35
700
675
650
625
600
575
550
IIN = 2mA
IDRN = 50µA
IDRN (mA)
0.001
0.01
0.1
110
4253 G36
10
1
0.1
IIN = 2mA
TA = 25°C
TEMPERATURE (
°C)
–55 –35 –15
5
25
45
65
85 105 125
4253 G37
9.0
8.8
8.6
8.4
8.2
8.0
7.8
7.6
7.4
7.2
7.0
IIN = 2mA
TEMPERATURE (
°C)
–55 –35 –15
5
25
45
65
85 105 125
4253 G38
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
IIN = 2mA
VSQTMRH
VSQTMRL
TEMPERATURE (
°C)
–55 –35 –15
5
25
45
65
85 105 125
4253 G39
6.0
5.8
5.6
5.4
5.2
5.0
4.8
4.6
4.4
4.2
4.0
IIN = 2mA
VSQTMR = 2V
TEMPERATURE (
°C)
–55 –35 –15
5
25
45
65
85 105 125
4253 G40
50
45
40
35
30
25
20
15
10
5
0
IIN = 2mA
VSQTMR = 2V
TEMPERATURE (
°C)
–55 –35 –15
5
25
45
65
85 105 125
4253 G41
2.60
2.55
2.50
2.45
2.40
2.35
2.30
2.25
2.20
IIN = 2mA
TEMPERATURE (
°C)
–55 –35 –15
5
25
45
65
85 105 125
4253 G42
8.0
7.8
7.6
7.4
7.2
7.0
6.8
6.6
6.4
6.2
6.0
IIN = 2mA
IDRN = 50µA



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