NTE121
Germanium PNP Transistor Audio Frequency Power Amplifier

See also >>> NTE121MP (Matched Pairs) Matched pairs have their gain specification (hFE) matched to within 10% of each other.

Description:
The NTE121 is a Germanium PNP Alloy Junction transistor in a TO3 type package designed as an audio frequency power output amplifier.

Replacement OC19

Info as pdf-file
NTE/ECG replacement list as pdf-file
NTE-ECG diagrams

Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Collector-Base Voltage, VCBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60V
Collector-Emitter Voltage (RBE = 68Ω), VCER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45V
Emitter-Base Voltage, VEBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10V
Collector Current, IC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10A
Emitter Current, IE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10A
Base Current, IB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3A
Power Dissipation (TC ≤ +55°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90W
Operating Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +100°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55° to +100°C

Note 1. Matched pairs are available upon request (NTE121MP). Matched pairs have their gain specification (hFE) matched to within 10% of each other.


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Note about NTE replacement devices (formerly ECG Philips and Sylvania):
NTE has one of the most extensive semiconductor lines in the industry. All NTE semiconductors are guaranteed to meet or exceed original specifications.