2N3904
SMALL SIGNAL TRANSISTORS (NPN)
FEATURES
¨ NPN Silicon Epitaxial Planar Transistor for
switching and amplifier applications.
¨ As complementary type, the PNP transistor
2N3906 is recommended.
¨ On special request, this transistor is also
manufactured in the pin configuration
TO-18.
¨ This transistor is also available in the SOT-23 case
with the type designation MMBT3904.
MECHANICAL DATA
Case: TO-92 Plastic Package
Weight: approx. 0.18g
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25¡C ambient temperature unless otherwise specified
SYMBOL VALUE UNIT
Collector-Base Voltage VCBO 60 V
Collector-Emitter Voltage VCEO 40 V
Emitter-Base Voltage VEBO 6.0 V
Collector Current IC 200 mA
Power Dissipation at TA = 25¡C Ptot 625 mW
at TC = 25¡C 1.5 W
Thermal Resistance Junction to Ambient Air RqJA 250
(1)
¡C/W
Junction Temperature Tj 150 ¡C
Storage Temperature Range TS Ð 65 to +150 ¡C
NOTES:
(1) Valid provided that leads are kept at ambient temperature.
0.181 (4.6)
m
i
n
.
0.492
(12.5
)
0.1
81 (4
.6)
0.142 (3.6)
0.098 (2.5)
max.

Æ 0.022 (0.55)
E C
B
TO-92
1/5/99
Dimensions in inches and (millimeters)
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