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 Inchange Semiconductor
Product Specification
Silicon NPN Power Transistors
2SD1445 2SD1445A
DESCRIPTION With TO-220Fa package Complement to type 2SB948/948A High speed switching Low collector saturation voltage APPLICATIONS For power amplification,power switching and low-voltage switching applications
PINNING PIN 1 2 3 Base Collector Emitter DESCRIPTION
Absolute maximum ratings(Ta=25ae )
SYMBOL

PARAMETER
VCBO
INC
Collector-base voltage
ANG H
2SD1445
E SEM
OND IC
CONDITIONS
TOR UC
VALUE 40 V 50 20 UNIT
Open emitter
2SD1445A 2SD1445 Open base 2SD1445A
VCEO
Collector-emitter voltage
V 40
VEBO IC ICM
Emitter-base voltage Collector current Collector current-peak
Open collector
5 10 20
V A A
Ta=25ae PC Collector power dissipation TC=25ae Tj Tstg Junction temperature Storage temperature
2 W 40 150 -55~150 ae ae
1
Inchange Semiconductor
Product Specification
Silicon NPN Power Transistors
CHARACTERISTICS
Tj=25ae unless otherwise specified PARAMETER 2SD1445 IC=10mA IB=0 2SD1445A IC=10A ;IB=0.33A IC=10A; IB=0.33A VCB=40V; IE=0 CONDITIONS
2SD1445 2SD1445A
SYMBOL
MIN 20
TYP.
MAX
UNIT
V(BR)CEO
Collector-emitter breakdown voltage
V 40 0.6 1.5 V V
VCEsat VBEsat
Collector-emitter saturation voltage Base-emitter saturation voltage 2SD1445 2SD1445A
ICBO
Collector cut-off current
50 VCB=50V; IE=0 VEB=5V; IC=0 IC=0.1A ; VCE=2V IC=3A ; VCE=2V IC=0.5A; VCE=10V,f=10MHz IE=0; f=1MHz ; VCB=10V 45 90 50
|I
A
IEBO hFE-1 hFE-2 fT COB
Emitter cut-off current DC current gain DC current gain Transition frequency
|I
A
Switching times ton tstg tf
IN
Fall time
Collector output capacitance

Trun-on time Storage time
CHA
P 130-260
E SEM NG
OND IC
TOR UC
120 200 0.3 0.4 0.1
260
MHz pF
|I |I |I
s s s
IC=3A IB1=0.1A, IB2=-0.1A VCC=20V
hFE-2 Classifications Q 90-180
2
Inchange Semiconductor
Product Specification
Silicon NPN Power Transistors
PACKAGE OUTLINE
2SD1445 2SD1445A

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
2SD1445 2SD1445A

CHA IN
E SEM NG
OND IC
TOR UC
4
Inchange Semiconductor
Product Specification
Silicon NPN Power Transistors
2SD1445 2SD1445A

CHA IN
E SEM NG
OND IC
TOR UC
5


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