LTC4214-2 Linear Technology, LTC4214-2 Datasheet - Page 7

• Manufacturer Part Number: LTC4214-2
• Description: Negative Low Voltage Hot Swap Controllers
• Manufacturer: Linear Technology

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TYPICAL PERFOR A CE CHARACTERISTICS
0.01
1.40
1.35
1.30
1.25
1.20
1.15
1.10
0.1
10
65
60
55
50
45
40
35
30
70
1
0.001
–55
–55
I
vs I
V
I
TMR
PGH
V
TIMER = 2.2V
T
V
V
V
FOR PWRGD STATUS
DRNL
IN
A
IN
PWRGD
IN
–35
–35
= 25 C
DRN
= 12V
= 12V
= 12V
(Sourcing) vs Temperature
(Circuit Breaker, Sourcing)
–15
–15
vs Temperature
0.01
= 0V
TEMPERATURE ( C)
TEMPERATURE ( C)
5
5
I
DRN
25
25
0.1
(mA)
45
45
65
65
W
1
85
85 105
105
4214 G31
4214 G34
4214 G37
U
125
125
10
160
150
140
130
120
110
100
9.0
8.8
8.6
8.4
8.2
8.0
7.8
7.6
7.4
7.2
7.0
5.0
4.8
4.6
4.4
4.2
4.0
3.8
3.6
3.4
3.2
–55
–55
–55
V
t
SS
V
TIMER ON
(CIRCUIT BREAKING, I
V
SS PIN FLOATING,
V
V
I
DRNCL
I
DRN
IN
TMRACC
IN
IN
SS
–35
–35
–35
vs Temperature
= 12V
= 12V
= 12V
RAMPS FROM 0.2V TO 1.4V
= 20 A
–15
–15
–15
vs Temperature
/ I
TEMPERATURE ( C)
TEMPERATURE ( C)
TEMPERATURE ( C)
5
5
5
DRN
25
25
25
vs Temperature
DRN
45
45
45
= 20 A)
65
65
65
85 105
85 105
85 105
All voltages are referenced to V
4214 G32
4214 G38
4214 G35
LTC4214-1/LTC4214-2
125
125
125
0.00001
0.0001
0.001
0.01
100
2.5
2.0
1.5
1.0
0.5
0.1
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.8
10
0
1
0
–55
–55
0
I
V
t
vs Temperature
DRN
PLLUG
V
V
V
PGL
t
IN
IN
IN
PLLUG
–35
–35
= 12V
= 12V
2
= 12V
vs V
vs Temperature
t
PHLOG
–15
–15
and t
4
DRAIN
TEMPERATURE ( C)
TEMPERATURE ( C)
5
5
PHLOG
6
I
PG
V
25
DRAIN
25
EE
= 10mA
8
Unless
45
45
(V)
10
I
PG
I
65
65
PG
= 1.6mA
= 5mA
12
T
T
T
T
85 105
85
A
A
A
A
= –40 C
= 25 C
= 85 C
= 125 C
14
105
4214 G36
4214 G33
4214 G39
421412f
7
125
125
16