NTE NTE1897 Integrated circuit tv fixed voltage regulator Datasheet

NTE1896 & NTE1897
Integrated Circuit
TV Fixed Voltage Regulator
Features:
D Triple Diffused Darlington Transistor Chips Incorporated
D Compact Plastic Package with Industry Standard Reliability
D Output Voltage is Pre–Fixed – No External Adjustment is Required
Absolute Maximum Ratings:
Peak Input Voltage, VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200V
Output Current, IO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1A
Power Dissipation (TC = +100°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27W
Maximum Power Transistor Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150°C
Operating Temperature Range (TC), Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +125°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +125°C
Electrical Characteristics: (TA = +25°C unles otherwise specified)
Parameter
Output Voltage
NTE1896
Symbol
VOUT
NTE1897
Load Regulation
Input–Output Voltage
DC Current Gain
Max
Unit
V
VAC = 161V, IIn = 7.2mA
124.2 125.0 125.8
V
–
±0.5
–
V
–
±0
–
mV/°C
–
–
1.5
V
ICEO = 10mA, IB = 0
200
–
–
V
IC = 1A, VCE = 4V
1500
–
6500
VCE(sat) IC = 1A, IB = 10mA
hFE
Typ
114.2 115.0 115.8
VIN = VAC, IO = 500mA,
TC = –20° to +100°C
VCEO
Min
VAC = 134V, IIn = 5.9mA
∆VLOAD IO = 250mA to 500mA
Output Voltage Temperature
Coefficient
Input–Output Saturation Voltage
Test Conditions
Power Transistor Thermal
Resistance
RthJC
Between Junction and Stem
Upper Surface
–
1.8
–
°C/W
Input–Output Cutoff Current
ICEO
VCE = 200V,
Pin1, Pin2, and Pin5 Open
–
–
100
µA
–
300
mA
Output–Base Reverse Current
Capacity
IEB(S/B) t = 65msec
(Between Emitter–Base)
Note 1. Recommended Case Temperature: Topr = +100°C.
Pin Connection Diagram
(Front View)
5 Blank
4 Output
3 Input
2 Base
1 Common (–)
.700 (17.7)
.177 (4.5)
.700 (17.7)
.177 (4.5)
.196
(5.0)
1.101
(527.9)
1
2
3
4
OR
5
1
2
3
4
5
1.691
(42.9)
.133 (3.4)
.276
(7.0)
.590
(15.0)
.237
(6.0)
.100 (2.54)
.150 (3.8)
.500 (12.7)
.100 (2.54)
.150
(3.8)
.500 (12.7)
.177
(4.5)
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