NTE249 (NPN) & NTE250 (PNP)
Silicon Complementary Transistors
Darlington Power Amplifier
Description:
The NTE249 (NPN) and NTE250 (PNP) are silicon complementary Darlington transistors in a TO3
type case designed for use as output devices in complementary general purpose amplifier applications.
Features:
D High DC Current Gain: hFE = 3500 Typ @ IC = 10A
D Monolithic Construction with Built–In Base–Emitter Shunt Resistors
Absolute Maximum Ratings:
Collector–Emitter Voltage, VCEO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100V
Collector–Base Voltage, VCB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100V
Emitter–Base Voltage, VEB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V
Collector Current, IC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16A
Base Current, IB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mA
Total Power Dissipation (TC = +25°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150W
Derate Above 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.857W/°C
Operating Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +200°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +200°C
Thermal Resistance, Junction–to–Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.17°C/W
Electrical Characteristics: (TC = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
OFF Characteristics
Collector–Emitter Breakdown Voltage
Collector–Emitter Leakage Current
V
I = 100mA, I = 0, Note 1
100
–
–
–
–
–
–
–
V
(BR)CEO
C
B
I
V
= 50V, I = 0
3.0 mA
1.0 mA
5.0 mA
5.0 mA
CEO
CE
CB
CB
BE
E
I
V
V
V
= 100V, R = 1kΩ
–
CER
BE
= 100V, R = 1kΩ, T = +150°C
–
BE
A
Emitter Cutoff Current
I
= 5V, I = 0
–
EBO
C
Note 1. Pulse Test: Pulse Width = 300µs, Duty Cycle = 2%