UNISONIC TECHNOLOGIES CO., LTD 2SC3838 NPN SILICON TRANSISTOR HIGH-FREQUENCY AMPLIFIER TRANSISTOR 3 FEATURES 1 2 *High transition frequency. *Small rbb’·Cc and high gain. *Small NF. SOT-23 3 2 1 SOT-323 *Pb-free plating product number: 2SC3838L ORDERING INFORMATION Order Number Normal Lead Free Plating 2SC3838-x-AE3-R 2SC3838L-x-AE3-R 2SC3838-x-AL3-R 2SC3838L-x-AL3-R 2SC3838L-x-AE3-R Package SOT-23 SOT-323 Pin Assignment 1 2 3 E B C E B C Packing Tape Reel Tape Reel (1)Packing Type (1) R: Tape Reel (2)Package Type (2) AE3: SOT-23, AL3: SOT-323 (3)Rank (3) x: refer to Classification of hFE (4)Lead Plating (4) L: Lead Free Plating, Blank: Pb/Sn MARKING AD Lead Plating www.unisonic.com.tw Copyright © 2005 Unisonic Technologies Co., Ltd 1 of 2 QW-R220-018,B 2SC3838 NPN EPITAXIAL SILICON TRANSISTOR ABSOLUTE MAXIMUM RATINGS (Ta = 25℃) PARAMETER SYMBOL RATINGS UNIT Collector-Base Voltage VCBO 20 V Collector-Emitter Voltage VCEO 11 V Emitter-Base Voltage VEBO 3 V Collector current IC 50 mA Collector power dissipation PD 0.2 W Junction Temperature TJ +150 °C Storage Temperature TSTG -55 ~ +150 °C Note Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. ELECTRICAL CHARACTERISTICS (Ta= 25℃, unless otherwise specified.) PARAMETER Collector-base breakdown voltage Collector-emitter breakdown voltage Emitter-base breakdown voltage Collector cutoff current Emitter cutoff current Collector-emitter saturation voltage DC current transfer ratio Transition frequency Output capacitance Collector-base time constant Noise factor SYMBOL BVCBO BVCEO BVEBO ICBO IEBO VCE(SAT) hFE fT Cob rbb’·Cc NF TEST CONDITIONS MIN TYP MAX UNIT IC=10µA 20 V IC=1mA 11 V IE=10µA 3 V VCB=10V 0.5 µA VEB=2V 0.5 µA IC =10mA, IB= 5mA 0.5 V VCE=10V, IC =5mA 56 400 VCE=10V, IE=10mA, f=500MHz 1.4 3.2 GHz VCB=10V, IE=0A, f=1MHz 0.8 1.5 pF VCB=10V, IC=10mA, f=31.8MHz 4 12 ps VCE=6V, IC=2mA, f=500MHz, Rg=50Ω 3.5 dB CLASSIFICATION of hFE RANK RANGE A 56 ~ 110 B 100 ~ 170 C 120 ~ 270 D 250 ~ 400 UTC assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 2 QW-R220-018,B