2N3904
NPN SMALL SIGNAL TRANSISTOR
Features
Epitaxial Planar Die Construction
Available in both Through-Hole and Surface
Mount Packages
Ideal for Switching and Amplifier Applications
Complementary PNP Type Available
(2N3906)
Characteristic Symbol 2N3904 Unit
Collector-Base Voltage VCBO 60 V
Collector-Emitter Voltage VCEO 40 V
Emitter-Base Voltage VEBO 5.0 V
Collector Current - Continuous IC 100 mA
Collector Current - Peak ICM 200 mA
Power Dissipation (Note 1) Pd 500 mW
Thermal Resistance, Junction to Ambient (Note 1) R JA 250 K/W
Operating and Storage Temperature Range Tj,TSTG -55 to +150

C
Maximum Ratings @ TA = 25

C unless otherwise specified
Mechanical Data
Case: TO-92, Plastic
Leads: Solderable per MIL-STD-202,
Method 208
Terminal Connections: See Diagram
Marking: Type Number
Weight: 0.18 grams (approx.)
D
CBE
HH
BOTTOM
VIEW
E A
B
C
G
TO-92
Dim Min Max
A 4.32 4.83
B 4.32 4.78
C 12.50 15.62
D 0.36 0.56
E 3.15 3.94
G 2.29 2.79
H 1.14 1.40
All Dimensions in mm
Notes: 1. Leads maintained at a distance of 2.0mm from body at specified ambient temperature.
2. Pulse test: Pulse width 300 s, duty cycle 2%.