LTC4251-2IS6#PBF Linear Technology, LTC4251-2IS6#PBF Datasheet - Page 4

• Manufacturer Part Number: LTC4251-2IS6#PBF
• Manufacturer: Linear Technology

Specifications of LTC4251-2IS6#PBF

• Family Name: LTC4251-2
• Package Type: TSOT-23
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Product Height (mm): 0.9mm
• Product Length (mm): 2.9mm
• Mounting: Surface Mount
• Pin Count: 6
• Lead Free Status / Rohs Status: Compliant

LTC4251/LTC4251-1/
LTC4251-2
TYPICAL PERFOR A CE CHARACTERISTICS
4
70
65
60
55
50
45
40
60
58
56
54
52
50
48
46
44
42
40
14.5
14.0
13.5
13.0
12.5
12.0
–55
–55
I
Circuit Breaker Current Limit
Voltage V
UV/0V = 4V
TIMER = 0V
V
V
–55
GATE
SENSE
GATE
V
I
–35
–35
IN
Z
–35
vs Temperature
= 2mA
= 0V
(Source) vs Temperature
–15
= V
–15
–15
EE
TEMPERATURE (°C)
CB
TEMPERATURE (°C)
5
5
TEMPERATURE (°C)
5
vs Temperature
25
25
25
45
45
45
65
65
65
85 105
85 105
W
85 105
425112 G10
425112 G07
425112 G04
125
U
125
125
120
115
110
105
100
30
25
20
15
10
12.0
11.5
11.0
10.5
10.0
95
90
85
80
5
0
9.5
9.0
8.5
8.0
–55
–55
I
–55
Analog Current Limit Voltage V
vs Temperature
GATE
Undervoltage Lockout V
Temperature
–35
–35
–35
(ACL, Sink) vs Temperature
–15
–15
–15
TEMPERATURE (°C)
TEMPERATURE (°C)
5
TEMPERATURE (°C)
5
5
25
25
25
UV/0V = 4V
TIMER = 0V
V
V
45
45
SENSE
GATE
45
65
65
= 3V
65
– V
LKO
85 105
85 105
EE
85 105
= 0.15V
vs
425112 G11
425112 G08
425112 G05
ACL
UV/OV = 4V refers to UV = 4V for the LTC4251-2.
125
125
125
1.6
1.4
1.2
0.8
0.6
0.4
0.2
400
350
300
250
200
150
100
300
275
250
225
200
175
150
50
1
0
0
–55
–55
–55
Undervoltage Lockout Hysteresis
V
I
Fast Current Limit Voltage V
vs Temperature
GATE
LKH
–35
–35
–35
vs Temperature
–15
(FCL, Sink) vs Temperature
–15
–15
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
5
5
5
25
25
25
45
45
45
UV/0V = 4V
TIMER = 0V
V
V
SENSE
GATE
65
65
65
= 1V
– V
85 105
85 105
85 105
EE
425112 G06
FCL
= 0.3V
425112 G12
425112 G09
425112fa
125
125
125