CS8129
Package Lead Description
PACKAGE LEAD #
LEAD SYMBOL
FUNCTION
16L SOIC Wide
1
16
4, 5, 11, 12, 13
8
6
14
5L TO-220
1
5
3
4
2
N/A
V
IN
V
OUT
Gnd
Delay
RESET
V
OUT(SENSE)
Unregulated supply voltage to IC.
Regulated 5V output.
Ground connection.
Timing capacitor for RESET function.
CMOS/TTL compatible output lead. RESET goes low whenev-
er V
OUT
drops below 6% of it's regulated value.
Remote sensing of output voltage.
Typical Performance Characteristics
Quiescent Current vs Input Voltage over Temperature
55.0
50.0
45.0
40.0
35.0
I
CQ
(mA)
R
load
= 25W
Quiescent Current vs Input Voltage over Load Resistance
120.0
100.0
80.0
I
CQ
(mA)
Room Temp.
R
load
= 6.67W
30.0
25.0
20.0
15.0
10.0
5.0
0.0
125ûC
25ûC
60.0
40.0
20.0
0.0
R
load
= 10W
-40ûC
R
load
= 25W
R
load
= NO LOAD
0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
V
IN
(V)
0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
V
IN
(V)
Output Voltage vs Input Voltage over Temperature
R
load
= 25W
V
OUT
vs. V
IN
over R
LOAD
5.5
5.0
4.5
4.0
3.5
V
OUT
(V)
Rload = 6.67W
Room Temp.
5.5
5.0
4.5
4.0
3.5
V
OUT
(V)
R
load
=25�½
3.0
2.5
2.0
1.5
1.0
0.5
0.0
3.0
2.5
2.0
1.5
Rload =
NO LOAD
Rload = 10W
125ûC
25ûC
-40ûC
1.0
0.5
0.0
0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
V
IN
(V)
0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
V
IN
(V)
Line Regulation vs. Output Current
100
80
LINE REGULATION (mV)
V
IN
6-26V
LOAD REGULATION (mV)
Load Regulation vs. Output Current
6
4
2
0
-2
-4
-6
-8
-10
-12
-14
V
IN
= 14V
TEMP = 125ûC
TEMP = 25ûC
TEMP = -40ûC
60
40
20
0
-20
-40
-60
-80
-100
0
100
200
300
400
500
600
700
800
OUTPUT CURRENT (mA)
TEMP = 125ûC
TEMP = 25ûC
TEMP = -40ûC
0
100
200
300
400
500
600
700
800
OUTPUT CURRENT (mA)
3
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
