., Line. J..£ii£ TELEPHONE: (973) 376-2922 (212)227-6005 FAX: (973) 376-8960 20 STERN AVE, SPRINGFIELD, NEW JERSEY 07081 U.S.A. VHP linear power transistor BLV33 FEATURES PINNING-SOT147 • Diffused emitter ballasting resistors for an optimum temperature profile • Gold sandwich metallization ensures excellent reliability. APPLICATIONS PIN SYMBOL DESCRIPTION 1 c collector 2 e emitter 3 b base 4 e emitter • Primarily intended for use in linear VHP amplifiers for television transmitters and transposers. DESCRIPTION NPN silicon planar epitaxial transistor encapsulated in a Vie" 4 fslead SOT147 capstan package with ceramic cap. All leads are isolated from the stud. Top view Fig.1 Simplified outline and symbol. QUICK REFERENCE DATA RF performance in a common emitter push-pull test circuit. MODE OF OPERATION (MHz) VCE (V) 'c, Iqzs) (A) CW, class-A 224.25 25 3.2 CW, class-AB 224.25 28 0.1 •vision P sync(1) (W) Th (°C) <W1> 70 -55 >16.5 >9 25 -55 typ. 26 typ. 9.7 typ. 90 typ. 6.5 70 (dB) ro GP (dB) synccompr.'2) sync In/sync out (%) 30/25 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 according to the regulations applying at the location of the user. It must never be thrown out with the general or domestic waste. NJ Semi-Conductors reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by NJ Semi-Conductors is believed to be both accurate and reliable at the time of going to press. However, NJ Semi-Conductors assumes no responsibility for any errors or omissions discovered in its use. NJ Semi-Conductors encourages customers to verify that datasheets are current before placing orders. Quality Semi-Conductors VHP linear power transistor BLV33 LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL CONDITIONS PARAMETER MIN. MAX. UNIT VCESM collector-emitter voltage VBE = 0 - 65 V VCEO collector-emitter voltage open base - 33 V VEBO emitter-base voltage open collector - 4 V Ic collector current (DC) - 12.5 A IC(AV) average collector current A peak collector current f > 1 MHz _ 12.5 ICM 20 A Plot total power dissipation (DC) Tmb = 25 nC f>1 MHz;T mb = 25"C - 132 W W Prf RF power dissipation - 165 Tstg storage temperature -65 +150 :'C T] operating junction temperature - 200 uc THERMAL CHARACTERISTICS SYMBOL PARAMETER CONDITIONS VALUE UNIT Rthj-mb(dc) thermal resistance from junction to mounting base (DC dissipation) Pdlss = 80 W; Tmb = 82 C; Th = 70 JC 1.46 K/W °th j-mb(rf) thermal resistance from junction to mounting base (RF dissipation) Pdiss = 80 W; Tmb = 82 aC; Th = 70 "C 1.17 K/W Rth mb-h thermal resistance from mounting base to heatsink Pdiss = 80 W; Tmb = 82 "C; Th = 70 "C 0.15 K/W 200 (1) Tmb = 25°C (2) Th = 70°C. (3) Second breakdown limit (independent of temperature). Fig.2 DC SOAR. (1) Continuous DC (including RF class-A) operation. (2) Continuous RF operation. Fig. 3 Power derating curves. VHP linear power transistor Fig.4 BLV33 Maximum thermal resistance from junction to heatsink as a function of power dissipation, with heatsink and junction temperature as parameters. Example Nominal class-A operation: VCE = 25 V; lc = 3.2 A; Th = 70 'C Figure 4 shows: RthJ.h = max. 1.60K/W TJ = max. 198 °C. Typical device: RthJ.h = typ.1.50K/W Tj = typ. 190 °C. VHP linear power transistor BLV33 PACKAGE OUTLINE -0.14 metal 1/4"x 28 UNF BeO _-- ceramic 1.9 maxH 5.30 4.85 13.4_ 126 Dimensions in mm Torque on nut: min 2.3 Mm; max 2.7 Mm Diameter of clearance hole in heatsmk: max. 6.4 mm Mounting hole to have no burrs at either end. De-burring must leave surface flat; do not chamfer or countersink either end of hole When locking is required an adhesive is preferred instead of a lock washer. Fig.22 SOT147. •- 8 - 3 max