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LLE16045X Dataheets PDF



Part Number LLE16045X
Manufacturers NXP
Logo NXP
Description NPN microwave power transistor
Datasheet LLE16045X DatasheetLLE16045X Datasheet (PDF)

DISCRETE SEMICONDUCTORS DATA SHEET LLE16045X NPN microwave power transistor Product specification Supersedes data of September 1994 1997 Feb 18 Philips Semiconductors Product specification NPN microwave power transistor FEATURES • Diffused emitter ballasting resistors providing excellent current sharing and withstanding a high VSWR • Interdigitated structure provides high emitter efficiency • Gold metallization realizes very good stability of the characteristics and excellent lifetime • Multi.

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DISCRETE SEMICONDUCTORS DATA SHEET LLE16045X NPN microwave power transistor Product specification Supersedes data of September 1994 1997 Feb 18 Philips Semiconductors Product specification NPN microwave power transistor FEATURES • Diffused emitter ballasting resistors providing excellent current sharing and withstanding a high VSWR • Interdigitated structure provides high emitter efficiency • Gold metallization realizes very good stability of the characteristics and excellent lifetime • Multicell geometry gives good balance of dissipated power and low thermal resistance • Internal input prematching ensures good stability and allows an easier design of wideband circuits. APPLICATIONS Intended for use in common emitter, class AB amplifiers in CW conditions for professional applications between 1.5 GHz and 1.8 GHz. DESCRIPTION NPN silicon planar epitaxial microwave power transistor in a SOT437A glued cap metal ceramic flange package, with emitter connected to flange. 2 Top view handbook, 4 columns LLE16045X QUICK REFERENCE DATA Microwave performance up to Tmb = 25 °C in a common emitter class AB amplifier. MODE OF OPERATION Class AB (CW) f (GHz) 1.65 VCE (V) 24 ICQ (A) 0.04 PL1 (W) ≥4.5 Gpo (dB) ≥8.5 ηC (%) typ. 50 Zi; ZL (Ω) see Figs 8 and 9 PINNING - SOT437A PIN 1 2 3 collector base emitter connected to flange DESCRIPTION 1 c b 3 e MAM112 Fig.1 Simplified outline and symbol. WARNING Product and environmental safety - toxic materials This product contains beryllium oxide. The product is entirely safe provided that the BeO slab 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. 1997 Feb 18 2 Philips Semiconductors Product specification NPN microwave power transistor LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL VCBO VCER VCEO VEBO IC Pi Ptot Tstg Tj Tsld Note 1. Up to 0.2 mm from ceramic. PARAMETER collector-base voltage collector-emitter voltage collector-emitter voltage emitter-base voltage DC collector current input power total power dissipation storage temperature junction temperature soldering temperature t ≤ 10 s; note 1 f = 1.65 GHz; VCE = 24 V; class AB Tmb = 75 °C CONDITIONS open emitter RBE = 220 Ω open base open collector LLE16045X MIN. − − − − − − − −65 − − MAX. 45 30 15 3 0.5 1 11 +150 200 235 UNIT V V V V A W W °C °C °C handbook, halfpage 1 MBD744 handbook, halfpage 15 MBD745 P tot IC (A) (W) 10 Ι ΙΙ 10 1 5 10 2 1 10 VCE (V) 0 10 2 0 50 100 150 200 T mb ( o C) Tmb ≤ 75 °C. (I) Region of permissible DC operation. (II) Permissible extension provided RBE ≤ 220 Ω. Fig.2 DC SOAR. Fig.3 Power derating curve. 1997 Feb 18 3 Philips Semiconductors Product specification NPN microwave power transistor THERMAL CHARACTERISTICS SYMBOL Rth j-mb Rth mb-h Note 1. See “Mounting recommendations in the General part of handbook SC19a”. CHARACTERISTICS Tj = 25 °C unless otherwise specified. SYMBOL ICBO V(BR)CER V(BR)CBO V(BR)EBO hFE PARAMETER collector cut-off current collector-emitter breakdown voltage collector-base breakdown voltage emitter-base breakdown voltage DC current gain CONDITIONS IE = 0; VCB = 20 V IC = 1 mA; RBE = 220 Ω IC = 1 mA IE = 1 mA IC = 0.25 A; VCE = 5 V − 30 45 3 15 MIN. PARAMETER thermal resistance from junction to mounting base CONDITIONS Tj = 100 °C LLE16045X MAX. 8.5 0.2 UNIT K/W K/W thermal resistance from mounting base to heatsink note 1 MAX. 75 − − − 100 UNIT µA V V V APPLICATION INFORMATION Microwave performance up to Tmb = 25 °C in a common emitter class AB amplifier. MODE OF OPERATION Class AB (CW) f (GHz) 1.65 VCE (V) 24 ICQ (A) 0.04 PL1 (W) ≥4.5 typ. 5.5 Gpo (dB) ≥8.5 typ. 9.5 ηC (%) typ. 50 Zi; ZL (Ω) see Figs 8 and 9 1997 Feb 18 4 Philips Semiconductors Product specification NPN microwave power transistor LLE16045X handbook, full pagewidth 30 30 5.0 10.0 7.0 4.0 3.0 40 1.1 7.0 3.0 7.0 3.0 1.1 2.0 4.0 40 MBD750 C5 V BB C6 VCC F1 input C1 L2 L1 C4 output C2 C3 MBD751 The test circuit is split into two independent halves, each being 30 × 40 mm in size. Dimensions in mm. Substrate: Teflon fibreglass. Thickness: 0.4 mm. Permittivity: εr = 2.55. Fig.4 Prematching test circuit board. 1997 Feb 18 5 Philips Semiconductors Product specification NPN microwave power transistor LLE16045X handbook, full pagewidth BIAS CIRCUIT PREMATCHING TEST CIRCUIT VCC R1 TR1 C5 R2 F1 P1 D1 R3 C7 L1 DUT L2 C6 D2 MEA600 Fig.5 Class AB bias circuit. List of components (see Figs 4 and 5) COMPONENT TR1 C1, C4 C2, C3 C5, C6 C7 D1 D2 L1 L2 P1 R1 R2 R3 F1 Notes 1. In thermal contact with TR1. 2. In thermal contact with DUT. DESCRIPTION transistor, BD239 or equivalent DC blocking chip capacitor trimmer capacitor feedthrough bypas.


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