UNISONIC TECHNOLOGIES CO., LTD
MJE3055T NPN SILICON TRANSISTOR
www.unisonic.com.tw 1 of 2
Copyright © 2009 Unisonic Technologies Co., Ltd QW-R203-011.C
HIGH VOLTAGE TRANSISTOR
DESCRIPTION
The UTC MJE3055T is designed for general purpose of
amplifier and switching applications.
Lead-free: MJE3055TL
Halogen-free: MJE3055TG
ORDERING INFORMATION
Ordering Number Pin Assignment
Normal Lead Free Plating Halogen Free Package 1 2 3 Packing
MJE3055T-TA3-T MJE3055TL-TA3-T MJE3055TG-TA3-T TO-220 B C E Tube
MJE3055T-TM3-T MJE3055TL-TM3-T MJE3055TG-TM3-T TO-251 B C E Tube
MJE3055T-TN3-R MJE3055TL-TN3-R MJE3055TG-TN3-R TO-252 B C E Tape Reel
MJE3055T NPN SILICON TRANSISTOR
UNISONIC TECHNOLOGIES CO., LTD 2 of 2
www.unisonic.com.tw QW-R203-011.C
ABSOLUTE MAXIMUM RATINGS (TC=25°С, unless otherwise specified)
PARAMETER SYMBOL RATINGS UNIT
Collector-Base Voltage VCBO 70 V
Collector-Emitter Voltage VCEO 60 V
Emitter-Base Voltage VEBO 5 V
TO-220 75 W
Total Power Dissipation TO-251/TO-252 PD 20 W
Collector Current IC 10 A
Base Current IB 6 A
Junction Temperature TJ 150 °С
Storage Temperature TSTG -55 ~ +150 °С
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
ELECTRICAL CHARACTERISTICS (Ta=25°С, unless otherwise specified)
PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT
Collector-Emitter Breakdown Voltage BVCEO I
C=200mA 60 V
Collector-Base Breakdown Voltage BVCBO I
C=10mA 70 V
Emitter-Base Breakdown Voltage BVEBO I
E=10mA 5 V
ICBO V
CB=70V 1 mA
ICEO V
CE=30V 700 μA
Collector Cut-off Current
ICEX V
CE=70V, VEB(OFF)=1.5V 1 mA
Emitter Cut-off Current IEBO V
EB=5V 5 mA
VCE(SAT)1 IC=4A, IB=0.4A 1.1 V
Collector-Emitter Saturation Voltage (Note) VCE(SAT)2 IC=10A, IB=3.3A 8 V
Base-Emitter on Voltage VBE(ON) V
CE=4V, IC=4A 1.8 V
hFE1 V
CE=4V , IC=4A 20 100
DC Current Gain (Note) hFE2 V
CE=4V , IC=10A 5
Current Gain Bandwidth Product fT V
CE=10V, IC=0.5A, f=1MHz 2 MHZ
Note: Pulse test: PW≤300μs, duty cycle≤2% Pulse
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
