Package Lead Description
LEAD SYMBOL
PACKAGE LEAD #
FUNCTION
7 Lead
5 Lead TO-220 &
Overmolded TO-220
D2PAK
1
2
NC
VIN
No Connection.
1
2
Supply voltage to IC, usually direct from the battery.
ENABLE
3
CMOS compatible logical. VOUT is disabled i.e. placed in a
high impedance state when ENABLE is high.
4
5
3
4
Gnd
Ground connection.
RESET
RESET
CMOS compatible output lead.
goes low whenever
delay is externally
RESET
VOUT falls out of regulation. The
programmed.
6
7
5
VOUT
Regulated output voltage, 5V (typ).
Remote sensing of output voltage.
VOUT(SENSE)
Typical Performance Characteristics
Output Voltage vs. Temperature
Load Regulation vs. Output Current Over Temperature
5.02
0
IOUT = 100mA
Ð 4 0° C
-5
-10
-15
-20
-25
-30
-35
-40
-45
-50
5.01
5
5.00V @ 25ûC
1 2 5° C
4.99
4.98
4.97
4.96
VIN =14V
200
4.95
-40
-20
0
20 40
60 80 100 120 140 150
Junction Temperature (ûC)
0
400
600
800
1A
I
OUT (A)
Dropout Voltage vs. Output Current Over Temperature
Line Regulation vs. Output Current Over Temperature
1.5
50
40
V
= 7 to 26V
1.4
1.3
IN
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
30
20
-40°C
25°C
25ûC
125ûC
125°C
10
0
-40ûC
0.1
0.0
-10
0.6
(A)
0.2
0.4
0
1A
0.8
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
I
OUT
I
(A)
OUT
3
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
