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BF257

STMicroelectronics
Part Number BF257
Manufacturer STMicroelectronics
Description HIGH VOLTAGE VIDEO AMPLIFIERS
Published Mar 23, 2005
Detailed Description BF257 BF258-BF259 HIGH VOLTAGE VIDEO AMPLIFIERS DESCRIPTION The BF257, BF258 and BF259 are silicon planar epitaxial NPN ...
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BF257
BF257


Overview
BF257 BF258-BF259 HIGH VOLTAGE VIDEO AMPLIFIERS DESCRIPTION The BF257, BF258 and BF259 are silicon planar epitaxial NPN transistors in Jedec TO-39 metal case.
They are particularly designed for videooutput stages in CTV and MTV sets, class A audio output stages and drivers for horizontal deflection circuits.
TO-39 INTERNAL SCHEMATIC DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol V CBO V CEO V E BO IC I CM Pt o t T stg Tj October 1988 Parameter Collector-base Voltage (I E = 0) Collector-emitter Voltage (I B = 0) Emitter-base Voltage (I C = 0) Collector Current Collector Peak Current Total Power Dissipation at T amb ≤ 50 °C Storage Temperature Junction Temperature 160 160 Value BF 257 BF258 BF25 9...



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