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DISCRETE SEMICONDUCTORS DATA SHEET book, halfpage M3D186 BF199 NPN medium frequency transistor 1997 Jul 07 Product specification Supersedes data of September 1994 File under Discrete Semiconductors, SC04 Philips Semiconductors Product specification NPN medium frequency transistor BF199 FEATURES PINNING • Low current (max. 25 mA) PIN DESCRIPTION • Low voltage (max. 25 V). 1 base 2 emitter APPLICATIONS 3 collector • Output stage of a vision IF amplifier. 1 DESCRIPTION handbook, halfpage 3 2 3 NPN medium frequency transistor in a TO-92; SOT54 1 plastic package. 2 MAM258 Fig.1 Simplified outline (TO-92; SOT54) and symbol. QUICK REFERENCE DATA SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT VCBO collector-base voltage open emitter - - 40 V VCEO collector-emi