Package Lead Description
LEAD SYMBOL
PACKAGE LEAD #
16L SOIC Wide 5L TO-220
FUNCTION
1
1
5
3
4
2
VIN
Unregulated supply voltage to IC.
16
VOUT
Gnd
Regulated 5V output.
Ground connection.
Timing capacitor for
4, 5, 11, 12, 13
8
6
Delay
RESET
function.
RESET
CMOS/TTL compatible output lead.
er VOUT drops below 6% of it's regulated value.
goes low whenev-
RESET
14
N/A
VOUT(SENSE)
Remote sensing of output voltage.
Typical Performance Characteristics
Quiescent Current vs Input Voltage over Temperature
Quiescent Current vs Input Voltage over Load Resistance
55.0
120.0
Rload = 25W
Room Temp.
50.0
45.0
40.0
35.0
30.0
Rload = 6.67W
100.0
80.0
25ûC
60.0
125ûC
25.0
20.0
15.0
10.0
5.0
Rload = 10W
40.0
20.0
0.0
Rload = 25W
-40ûC
Rload = NO LOAD
0.0
0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
VIN (V)
0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
VIN (V)
VOUT vs. VIN over RLOAD
Output Voltage vs Input Voltage over Temperature
Rload = 25W
5.5
5.0
Room Temp.
5.5
Rload=25½
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
4.5
4.0
3.5
Rload = 6.67W
3.0
125ûC
2.5
Rload =
2.0
NO LOAD
25ûC
1.5
-40ûC
1.0
Rload = 10W
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
VIN (V)
0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
VIN (V)
Line Regulation vs. Output Current
Load Regulation vs. Output Current
100
6
VIN 6-26V
80
60
4
TEMP = -40ûC
2
0
40
TEMP = 25ûC
TEMP = -40ûC
20
-2
-4
TEMP = 25ûC
0
VIN = 14V
-20
-40
-60
-80
-100
-6
-8
TEMP = 125ûC
TEMP = 125ûC
-10
-12
-14
0
100 200 300 400 500 600 700 800
OUTPUT CURRENT (mA)
0
100 200 300 400 500 600 700 800
OUTPUT CURRENT (mA)
3
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
