Question 1

What is 2N4299?

Accepted Answer

NPN Bipolar Transistor 2N4299

Question 2

What are the specifications of 2N4299?

Accepted Answer

Key specifications include: Type: NPN, Collector-Emitter Voltage, max: 250V, Collector-Base Voltage, max: 350V, Emitter-Base Voltage, max: 4V, Collector Current − Continuous, max: 1A, Collector Dissipation: 20W, DC Current Gain (hfe): 50to150, Transition Frequency, min: 20MHz, Operating and Storage Junction Temperature Range: -65 to +175°C, Package: TO-66

Question 3

What are equivalent components to 2N4299?

Accepted Answer

See the component details for equivalent parts.

2N4299 Transistor — Specifications & Equivalents

Key Specifications

Equivalent & Replacement Parts

Type	NPN
Collector-Emitter Voltage, max	250V
Collector-Base Voltage, max	350V
Emitter-Base Voltage, max	4V
Collector Current − Continuous, max	1A
Collector Dissipation	20W
DC Current Gain (hfe)	50to150
Transition Frequency, min	20MHz
Operating and Storage Junction Temperature Range	-65 to +175°C
Package	TO-66