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BF494 Specs and Replacement

Type Designator: BF494

Material of Transistor: Si

Polarity: NPN

Absolute Maximum Ratings

Maximum Collector Power Dissipation (Pc): 0.3 W

Maximum Collector-Base Voltage |Vcb|: 30 V

Maximum Collector-Emitter Voltage |Vce|: 20 V

Maximum Emitter-Base Voltage |Veb|: 5 V

Maximum Collector Current |Ic max|: 0.03 A

Max. Operating Junction Temperature (Tj): 150 °C

Electrical Characteristics

Transition Frequency (ft): 260 MHz

Collector Capacitance (Cc): 1.6 pF

Forward Current Transfer Ratio (hFE), MIN: 115

Noise Figure, dB: -

Package: TO92

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BF494 datasheet

 ..1. Size:48K  philips

 bf494 bf495.pdf pdf_icon

BF494

DISCRETE SEMICONDUCTORS DATA SHEET book, halfpage M3D186 BF494; BF495 NPN medium frequency transistors 1997 Jul 08 Product specification Supersedes data of September 1994 File under Discrete Semiconductors, SC04 Philips Semiconductors Product specification NPN medium frequency transistors BF494; BF495 FEATURES PINNING Low current (max. 30 mA) PIN DESCRIPTION Low voltage ... See More ⇒

 ..2. Size:81K  fairchild semi

 bf494.pdf pdf_icon

BF494

July 2006 BF494 tm NPN RF Transistor TO-92 1. Collector 2. Emitter 3. Base Absolute Maximum Ratings * Ta = 25 C unless otherwise noted Symbol Parameter Value Unit VCEO Collector-Emitter Voltage 20 V VCBO Collector-Base Voltage 30 V VEBO Emitter-Base Voltage 5.0 V IC Collector Current - Continuous 30 mA TJ Junction Temperature 150 C TSTG Storage Temperature Range - 55 150 C ... See More ⇒

 ..3. Size:142K  cdil

 bf494 bf495.pdf pdf_icon

BF494

Continental Device India Limited An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company NPN SILICON PLANAR EPITAXIAL RF TRANSISTORS BF494 BF495 TO-92 Plastic Package High Voltage Video Transistors ABSOLUTE MAXIMUM RATINGS(Ta=25 C unless specified otherwise) DESCRIPTION SYMBOL Value UNITS VCEO Collector Emitter Voltage 20 V VCBO Collector Base Voltage 30 V VEBO Emitter Base Vol... See More ⇒

Detailed specifications: BF493L , BF493M , BF493P1 , BF493P2 , BF493P5 , BF493Q , BF493S , BF493SP , TIP120 , BF494A , BF494B , BF494C , BF494D , BF495 , BF495B , BF495C , BF495D .

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