BLV33

DISCRETE SEMICONDUCTORS DATA SHEET BLV33 VHF linear power transistor Product specification Supersedes data of November 1995 1996 Oct 10 Philips Semiconductors Product specification VHF linear power transistor FEATURES Diffused emitter ballasting resistors for an optimum temperature profile Gold sandwich metallization ensures excellent reliability. APPLICATIONS Primarily intended for use in linear VHF amplifiers for television transmitters and transposers. handbook, halfpage BLV33 PINNING - SOT147 PIN 1 2 3 4 SYMBOL c e b e emitter base emitter DESCRIPTION collector 2 c 1 b DESCRIPTION NPN silicon planar epitaxial transistor encapsulated in a 1⁄ " 4 fslead SOT147 capstan package with ceramic cap. 16 All leads are isolated from the stud. 3 e 4 Top view MAM270 Fig.1 Simplified outline and symbol. QUICK REFERENCE DATA RF performance in a common emitter push-pull test circuit. MODE OF OPERATION CW, class-A CW, class-AB Notes 1. Three-tone test method (vision carrier −8 dB, sound carrier −7 dB, sideband signal −16 dB), zero dB corresponds to peak sync level. 2. Television service (negative modulation, C.C.I.R. system). WARNING Product and environmental safety - toxic materials This product contains beryllium oxide. The product is entirely safe provided that the BeO disc is not damaged. All persons who handle, use or dispose of this product should be aware of its nature and of the necessary safety precautions. After use, dispose of as chemical or special waste accordi...