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INCHANGE

BF457 Datasheet Preview

BF457 Datasheet

NPN Transistor

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INCHANGE Semiconductor
isc Silicon NPN Power Transistor
isc Product Specification
BF457/458/459
DESCRIPTION
·Collector-Emitter Breakdown Voltage-
: VCEO(BR) = 160V(Min)- BF457
250V(Min)- BF458
300V(Min)- BF459
·Minimum Lot-to-Lot variations for robust device
performance and reliable operation
APPLICATIONS
·Intended for video output stages in colour and black
And white TV receivers
ABSOLUTE MAXIMUM RATINGS(Ta=25)
SYMBOL
PARAMETER
VALUE
UNIT
BF457
160
V
VCBO
Collector-Base Voltage BF458
250
BF459
300
BF457
160
V
VCEO
Collector-Emitter Voltage BF458
250
BF459
300
VEBO
Emitter-Base Voltage
5
V
ICM
Collector Current-Peak
300
mA
IBM
Base Current-Peak
PC
Collector Power Dissipation
@ TC=25
TJ
Junction Temperature
50
mA
1.25
W
150
Tstg
Storage Temperature Range
-55~150
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
Rth j-c Thermal Resistance, Junction to Case
isc websitewww.iscsemi.com
MAX UNIT
10 /W
1 isc & iscsemi is registered trademark




INCHANGE

BF457 Datasheet Preview

BF457 Datasheet

NPN Transistor

No Preview Available !

INCHANGE Semiconductor
isc Silicon NPN Power Transistor
isc Product Specification
BF457/458/459
ELECTRICAL CHARACTERISTICS
TC=25unless otherwise specified
SYMBOL
PARAMETER
V(BR)CEO
Collector-Emitter
Breakdown Voltage
V(BR)EBO
Collector-Base
Breakdown Voltage
BF457
BF458
BF459
BF457
ICBO
Collector Cutoff Current BF458
BF459
VCE(sat) Collector-Emitter Saturation Voltage
hFE
DC Current Gain
Cre
Reverse Capacitance
COB
Output Capacitance
fT
Current-Gain—Bandwidth Product
CONDITIONS
IC= 10mA ;IB= 0
IC= 0 ;IE= 100uA
VCB= 160V
VCB= 200V
VCB= 250V
IC= 50mA; IB= 10mA
IC= 30mA ; VCE= 10V
IC= 0 ; VCE= 30V, f=1MHz
IC= 0 ; VCE= 30V, f=1MHz
IC= 30mA ; VCE= 10V,
MIN TYP. MAX UNIT
160
250
V
300
5
V
50
50 nA
50
1.0 V
30 80
4
pF
5
pF
90
MHz
NOTICE
ISC reserves the rights to make changes of the content herein the datasheet at any time without
notification. The information contained herein is presented only as a guide for the applications of
our products.
ISC products are intended for usage in general electronic equipment. The products are not designed
for use in equipment which require specialized quality and/or reliability, or in equipment which
could have applications in hazardous environments, aerospace industry, or medical field. Please
contact us if you intend our products to be used in these special applications.
ISC makes no warranty or guarantee regarding the suitability of its products for any particular
purpose, nor does ISC assume any liability arising from the application or use of any products, and
specifically disclaims any and all liability, including without limitation special, consequential or
incidental damages.
isc websitewww.iscsemi.com
2 isc & iscsemi is registered trademark



Part Number BF457
Description NPN Transistor
Maker INCHANGE
Total Page 2 Pages
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BF457 Datasheet PDF





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