LTC4253 LINER [Linear Technology], LTC4253 Datasheet - Page 7

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

TYPICAL PERFORMANCE CHARACTERISTICS
9.0
8.8
8.6
8.4
8.2
8.0
7.8
7.6
7.4
7.2
7.0
8.0
7.8
7.6
7.4
7.2
7.0
6.8
6.6
6.4
6.2
6.0
10
9
8
7
6
5
4
3
2
1
0
–55 –35 –15
–55 –35 –15
–55 –35 –15
I
vs Temperature
ΔI
V
TMR
I
I
V
I
I
IN
IN
DRN
IN
DRNCL
TMR
TMRACC
= 2mA
= 2mA
= 2mA
= 50μA
(Initial Cycle, Sourcing)
= 2V
vs Temperature
/ΔI
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
5
5
5
DRN
25
25
25
vs Temperature
45
45
45
65
65
65
85 105 125
85 105 125
85 105 125
4253 G19
4253 G22
4253 G25
0.00001
0.0001
0.001
0.01
100
240
230
220
210
200
190
180
170
160
0.1
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
10
1
0
–55 –35 –15
–55 –35 –15
0
I
vs Temperature
SQTIMER Threshold
vs Temperature
I
I
I
I
I
T
TMR
DRN
IN
IN
DRN
IN
A
= 2mA
= 2mA
T
= 125°C
= 2mA
2
A
= 0μA
vs V
(Circuit Breaker, Sourcing)
= 85°C
4
T
A
DRAIN
TEMPERATURE (°C)
TEMPERATURE (°C)
= –40°C
5
5
6
V
DRAIN
25
25
8
T
45
45
A
(V)
10
= 25°C
V
V
SQTMRH
SQTMRL
65
65
12
85 105 125
85 105 125
14
4253 G26
4253 G20
4253 G23
16
LTC4253/LTC4253A
2.60
2.55
2.50
2.45
2.40
2.35
2.30
2.25
2.20
0.1
3.0
2.5
2.0
1.5
1.0
0.5
10
1
0.001
0
–55 –35 –15
–55 –35 –15
I
V
V
I
T
I
TMR
IN
I
IN
A
IN
DRNL
PGL
= 25°C
= 2mA
= 2mA
= 2mA
vs I
vs Temperature
vs Temperature
0.01
DRN
TEMPERATURE (°C)
TEMPERATURE (°C)
5
5
I
DRN
25
25
0.1
(mA)
45
45
I
I
I
PG
PG
PG
65
65
= 10mA
= 5mA
= 1.6mA
1
85 105 125
85 105 125
425353afe
4253 G21
4253 G24
4253 G27
7
10