LTC4253 LINER [Linear Technology], LTC4253 Datasheet - Page 5

• Manufacturer Part Number: LTC4253
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFORMANCE CHARACTERISTICS
14.5
14.0
13.5
13.0
12.5
12.0
180
160
140
120
100
300
280
260
240
220
200
180
160
140
120
100
80
60
40
20
0
–55 –35 –15
–55 –35 –15
0
V
I
Fast Current Limit Voltage V
Temperature
EN
I
T
I
IN
IN
Z
A
vs Temperature
= 25°C
= 2mA
= 2mA
vs V
2
EN
4
TEMPERATURE (°C)
TEMPERATURE (°C)
5
5
6
25
V
25
EN
8
(V)
45
45
10
65
65
12
85 105 125
85 105 125
FCL
14
4253 G01
4253 G04
4253 G07
vs
16
1000
100
0.1
60
58
56
54
52
50
48
46
44
42
40
10
55
54
53
52
51
50
49
48
47
46
45
1
–55 –35 –15
–55 –35 –15
0
I
Circuit Breaker Current Limit
Voltage V
I
UV/OV = 4V
TIMER = 0V
V
V
IN
GATE
SENSE
GATE
vs V
(Source) vs Temperature
= 0V
= V
IN
5
T
T
EE
A
A
CB
TEMPERATURE (°C)
TEMPERATURE (°C)
= –40°C
= 25°C
5
5
vs Temperature
25
10
25
V
IN
(V)
45
45
65
15
65
T
T
A
A
85 105 125
85 105 125
= 85°C
= 125°C
20
4253 G08
4253 G02
4253 G05
LTC4253/LTC4253A
1000
150
140
130
120
110
100
950
900
850
800
750
700
650
600
550
500
90
80
70
60
50
30
25
20
15
10
5
0
–55 –35 –15
–55 –35 –15
–55 –35 –15
I
Analog Current Limit Voltage
V
I
IN
V
GATE
ACL
IN
vs Temperature
= V
vs Temperature
(ACL, Sink) vs Temperature
Z
– 0.3V
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
5
5
5
25
25
25
45
UV/OV = 4V
TIMER = 0V
V
V
45
45
SENSE
GATE
65
65
65
= 3V
– V
85 105 125
85 105 125
85 105 125
EE
= 0.15V
425353afe
4253 G06
4253 G03
4253 G09
5