1934X

NTE1934X
Integrated Circuit
Positive Voltage Regulator,
5V, 2A
Features:
D 3 Pin Plastic Package TO3P
D Only Output Capacitor is Externally Required
D Precise Setting Voltage of ±2%
D Wide Input Voltage Range
D Built-in Current Foldback Protection
D Ideal Combination of Passivated Power Transistor and High Reliability Flip-Chip Circuit
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
DC Input Voltage, VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25V
Power Dissipation, PC (TC =+ 25°C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50W
(No Fin) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.6W
Thermal Resistance, Junction-to-Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2°C/W
Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -30° to +125°C
Operating Ambient Temperature Range, Top . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20° to +100°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -30° to +125°C
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
DC Input Voltage
VIN
IO = 2A
Output Voltage
VO
VIN = 8V, IO = 1A
Output Current
IO
Line Regulation
ΔVLINE
Load Regulation
ΔVLOAD VIN = 8V, IO = 0 to 2A
VIN = 6V to 15V, IO = 1A
Temperature Coefficient
Kt
Ripple Rejection
RR
f = 100Hz to 120HZ
Foldback Current
IS1
VIN = 8V
Min Typ Max
Unit
6
-
15
V
4.9
5.0
5.1
V
0
-
2
A
-
10
30
mV
-
40
100
mV
-
±0.5
-
mV/°C
-
54
-
dB
2.4
-
-
A
External Circuit
D1
VIN
DC Input
VO
DC Output
3
2
+
+
-
1
CIN
-
CO
Note 1. CO: Output capacitor (47 to 100μF, 50V)
Note 2. CIN: Capacitor for oscillation protection (approx. 0.33μF), if needed.
Note 3. Diode for reverse bias protection (NTE552) if needed.
.190 (4.82)
.615 (15.62)
VO
.787
(20.0)
.591
(15.02)
.126 (3.22)
Dia
.787
(20.0)
GND
VO
VIN
.215 (5.47)