Question 1

What is 2N3439?

Accepted Answer

NPN Bipolar Transistor 2N3439

Question 2

What are the specifications of 2N3439?

Accepted Answer

Key specifications include: Type: NPN, Collector-Emitter Voltage, max: 350V, Collector-Base Voltage, max: 450V, Emitter-Base Voltage, max: 7V, Collector Current − Continuous, max: 1A, Collector Dissipation: 1W, DC Current Gain (hfe): 40to160, Transition Frequency, min: 15MHz, Operating and Storage Junction Temperature Range: -65 to +200°C, Package: TO-39

Question 3

What are equivalent components to 2N3439?

Accepted Answer

See the component details for equivalent parts.

2N3439 Transistor — Specifications & Equivalents

Key Specifications

Equivalent & Replacement Parts

Type	NPN
Collector-Emitter Voltage, max	350V
Collector-Base Voltage, max	450V
Emitter-Base Voltage, max	7V
Collector Current − Continuous, max	1A
Collector Dissipation	1W
DC Current Gain (hfe)	40to160
Transition Frequency, min	15MHz
Operating and Storage Junction Temperature Range	-65 to +200°C
Package	TO-39