NTE7124
Integrated Circuit
Positive 5V Regulator w/Reset Function
Description:
The NTE7124 is a reset functionprovided, generalpurpose voltage regulator IC in a 5Lead TO220
type package with output current 500mA designed for use in microcomputers.
Features:
D
Reset Function (Power Supply Voltage Monitor: Generates a Reset Signal at a PowerON
and Temporal PowerDown)
D
OnChip ASO Protector
D
OnChip Thermal Protector
D
OnChip Overcurrent Limiter
Absolute Maximum Ratings: (T
A
= +25
C unless otherwise specified)
Maximum Input Voltage, V
IN
max
35V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reset Pin Supply Voltage, V
reset
35V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Allowable Power Dissipation, P
dmax
No Fin
1.75W
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
T
C
= +25
C
20W
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Temperature Range, T
opr
30
to +80
C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature Range, T
stg
55
to +150
C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Recommended Operating Conditions: (T
A
= +25
C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Input Voltage
V
IN
7.5
20.0
V
Output Current
I
O
5
500
mA
Electrical Characteristics: (T
A
= +25
C, V
IN
= 10V, I
O
= 0.35A, C
O
= 10
F unless otherwise
specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Output Voltage
V
O
1
T
J
= +25
C
4.8
5.0
5.2
V
V
O
2
7V
V
IN
20V, 5mA
I
O
0.35A
4.75
5.25
V
Line Regulation
LN1
V
O
T
J
= +25
C, 7V
V
IN
20V
1.0
100
mV
LN2
I
O
= 0.2A
8V
V
IN
20V
0.5
50
mV
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