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  Datasheet File OCR Text:
 Inchange Semiconductor
Product Specification
Silicon NPN Power Transistors
DESCRIPTION With TO-220Fa package High breakdown voltage High speed switching Wide area of safe operation APPLICATIONS For high breakdown voltate ,high-speed switching applications
PINNING PIN 1 2 3 DESCRIPTION Base Collector Emitter
2SC3973 2SC3973A
Fig.1 simplified outline (TO-220Fa) and symbol
Absolute maximum ratings (Ta=25ae )
SYMBOL

PARAMETER
VCBO
Collector-base voltage
VCEO VEBO IC ICM IB
INC
Collector-emitter voltage
E SEM ANG H
2SC3973 2SC3973A
Open emitter
OND IC
CONDITIONS
TOR UC
VALUE 800 900 500 8 7 15 4
UNIT
V
Open base Open collector
V V A A A
Emitter-base voltage
Collector current (DC) Collector current-Peak Base current TC=25ae
45 W 2 150 -55~150 ae ae
PC
Collector power dissipation Ta=25ae
Tj Tstg
Junction temperature Storage temperature
Inchange Semiconductor
Product Specification
Silicon NPN Power Transistors
CHARACTERISTICS
Tj=25ae unless otherwise specified PARAMETER Collector-emitter breakdown voltage Collector-emitter saturation voltage Base-emitter saturation voltage 2SC3973 ICBO Collector cut-off current 2SC3973A IEBO hFE-1 hFE-2 fT Emitter cut-off current DC current gain DC current gain VCB=900V; IE=0 VEB=5V; IC=0 IC=0.1A ; VCE=5V IC=4A ; VCE=5V IC=0.5A ; VCE=10V CONDITIONS IC=10mA , IB=0 IC=4A; IB=0.8A IC=4A; IB=0.8A VCB=800V; IE=0
2SC3973 2SC3973A
SYMBOL V(BR)CEO VCEsat VBEsat
MIN 500
TYP.
MAX
UNIT V
1.0 1.5
V V
0.1
mA
0.1 15 8
mA
Switching times ton ts tf
Transition frequency

CHA IN
Turn-on time Storage time Fall time
E SEM NG
OND IC
TOR UC
20 1.0 3.0 0.3
MHz
|I |I |I
s s s
IC=4A; IB1=0.8A IB2=-1.6A;VCC=200V
2
Inchange Semiconductor
Product Specification
Silicon NPN Power Transistors
PACKAGE OUTLINE
2SC3973 2SC3973A

CHA IN
E SEM NG
OND IC
TOR UC
Fig.2 Outline dimensions (unindicated tolerance:A
0.15 mm)
3
Inchange Semiconductor
Product Specification
Silicon NPN Power Transistors
2SC3973 2SC3973A

CHA IN
E SEM NG
OND IC
TOR UC
4


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