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START540 Datasheet(PDF) 1 Page - STMicroelectronics |
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START540 Datasheet(HTML) 1 Page - STMicroelectronics |
1 / 7 page 1/7 July, 3 2002 START540 NPN Silicon RF Transistor SOT343 (SC70) ORDER CODE START540TR BRANDING 540 APPLICATIONS • LNA FOR GSM/DCS, DECT, PDC, PCS, PCN, CDMA, W-CDMA • GENERAL PURPOSE 500MHz-5GHz • LOW NOISE FIGURE: NFmin = 0.9dB @ 1.8GHz, 5mA, 2V • HIGH OUTPUT IP3 = 24dBm @ 1.8GHz, 20mA, 2V • GOOD RUGGEDNESS BVceo = 4.5V • TRANSITION FREQUENCY 45GHz • ULTRA MINIATURE SOT343 PACKAGE DESCRIPTION The START540 is a member of the START family that provide the market with the state of the art of RF silicon process. Manufacturated in the third generation of ST proprietary bipolar process, it offers the highest linearity with excellent Noise Figure for 4.5V breakdown voltage(BVceo). It reaches performance level only achieved with GaAs products before. ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit Vceo Collector emitter voltage 4.5 V Vcbo Collector base voltage 15 V Vebo Emitter base voltage 1.5 V Ic Collector current 40 mA Ib Base current 4 mA Ptot Total dissipation, Ts = 101 180 mW Tstg Storage temperature -65 to 150 oC Tj Max. operating junction temperature 150 oC Rthjs Thermal Resistance Junction soldering point 270 oC/W ABSOLUTE MAXIMUM RATINGS |
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