LTC4252-1/LTC4252-2
LTC4252A-1/LTC4252A-2
TYPICAL PERFORMANCE CHARACTERISTICS
V
SS
vs Temperature
2.40
2.35
2.30
R
SS
(kΩ)
2.25
V
SS
(V)
2.20
2.15
2.10
2.05
2.00
–55 –35 –15
5 25 45 65 85 105 125
TEMPERATURE (°C)
425212 G26
R
SS
vs Temperature
110
108
106
104
I
SS
(mA)
102
100
98
96
94
92
90
–55 –35 –15
5 25 45 65 85 105 125
TEMPERATURE (°C)
425212 G28
I
SS
(Sinking) vs Temperature
45
40
35
30
25
20
15
10
5
0
–55 –35 –15
5 25 45 65 85 105 125
TEMPERATURE (°C)
425212 G39
UV = OV = V
SENSE
= V
EE
I
IN
= 2mA
V
SS
= 2V
V
OS
vs Temperature
11.0
10.8
10.6
10.4
V
OS
(mV)
10.2
10.0
9.8
9.6
9.4
9.2
9.0
–55 –35 –15
5 25 45 65 85 105 125
TEMPERATURE (°C)
425212 G29
(V
ACL
+ V
OS
)/V
SS
vs Temperature
0.060
0.058
0.056
(V
ACL
+ V
OS
) / V
SS
(V/V)
0.054
I
GATE
(A)
0.052
0.050
0.048
0.046
0.044
0.042
0.040
–55 –35 –15
5 25 45 65 85 105 125
TEMPERATURE (°C)
425212 G30
I
GATE
(Sourcing) vs Temperature
70
UV/0V = 4V
TIMER = 0V
65 V
SENSE
= V
EE
V
GATE
= 0V
60
55
50
45
40
–55 –35 –15
5 25 45 65 85 105 125
TEMPERATURE (C)
425212 G10
I
GATE
(ACL, Sinking)
vs Temperature
30
25
20
I
GATE
(mA)
I
GATE
(mA)
15
10
5
0
–55 –35 –15
UV/0V = 4V
TIMER = 0V
V
SENSE
– V
EE
= 0.15V
V
GATE
= 3V
400
350
300
250
200
150
100
50
5 25 45 65 85 105 125
TEMPERATURE (°C)
425212 G11
I
GATE
(FCL, Sinking)
vs Temperature
UV/0V = 4V
TIMER = 0V
V
SENSE
– V
EE
= 0.3V
V
GATE
= 1V
V
GATE
(V)
5 25 45 65 85 105 125
TEMPERATURE (°C)
425212 G12
V
GATE
vs Temperature
14.5
UV/0V = 4V
14.0 TIMER = 0V
V
SENSE
= V
EE
13.5
13.0
12.5
12.0
11.5
11.0
10.5
10.0
–55 –35 –15
5 25 45 65 85 105 125
TEMPERATURE (°C)
425212 G13
0
–55 –35 –15
425212fd
6
LINER [ LINEAR TECHNOLOGY ]
