LTC4232
4
4232fa
TEMPERATURE (癈)
50
22
21
20
19
18
25
0
25
4232 G09
50
75 100
FB VOLTAGE (V)
6
5
4
3
2
1
0
4232 G07
0
0.2 0.4 0.6 0.8 1.0 1.2
I
SET
OPEN
R
SET
(&)
1k
6
5
4
3
2
1
0
10k
100k
4232 G08
1M
10M
TEMPERATURE (癈)
50
0.10
0.08
0.06
0.04
25
0
25
4232 G04
50
75 100
TEMPERATURE (癈)
50
110
105
100
95
90
25
0
25
4232 G05
50
75 100
TEMPERATURE (癈)
50
1.234
1.232
1.230
1.228
1.226
25
0
25
4232 G03
50
75 100
V
DD
(V)
0
1.0
1.2
1.4
1.6
1.8
2.0
5
10
15
20
4232 G01
25
30
40癈
25癈
85癈
I
LOAD
(mA)
0
0
0.5
1.5
1.0
3.5
2.0
2.5
3.0
4232 G02
14
12
10
8
6
4
2
V
DD
= 5V
V
DD
= 3.3V
Typical perForMance characTerisTics
I
DD
vs V
DD
INTV
CC
Load Regulation
UV Low-High Threshold
vs Temperature
UV Hysteresis vs Temperature
Timer Pull-Up Current
vs Temperature
Current Limit Delay
(t
PHL(ILIM)
vs Overdrive)
Current Limit Threshold Foldback
Current Limit Adjustment
(I
OUT
vs R
SET
)
I
SET
Resistor vs Temperature
T
A
= 25癈, V
DD
= 12V unless otherwise noted.
OUTPUT CURRENT (A)
0
1000
100
10
1
0.1
10
4232 G06
20
30