BCY87 MECHANICAL DATA Dimensions in mm NPN SILICON PLANAR DUAL TRANSISTORS 1 2 .7 m in . 5 .3 m a x 4 .8 m a x 0 .5 1 m a x 2 b 1 b DESCRIPTION Matched dual NPN transistors in a TO-71 isolated metal package 1 c 4 5 o 1 .1 6 m a x 1 .1 7 m a x 2 .5 4 1 e 2 e 2 c 5 .8 m a x APPLICATIONS • Differential Amplifier • General purpose applications. TO71 PACKAGE ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C unless otherwise stated) VCBO Collector – Base Voltage 45V VCEO Collector – Emitter Voltage 40V PTOT Total Power Dissipation TJ Junction Temperature 150mW 175°C Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use. Semelab encourages customers to verify that datasheets are current before placing orders. Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: [email protected] Website: http://www.semelab.co.uk Document Number 5620 Issue 2 BCY87 ELECTRICAL CHARACTERISTICS (Tcase = 25°C unless otherwise stated) Parameter Test Conditions ICBO Collector Cut-Off Current VCB = 20V IE = 0 hFE DC Current Gain IC = 50μA VCE = 10V 100 450 IC = 10mA VCE = 10V 100 600 fT Transistion Frequency -IE = 50μA VCB = 10V 10 -IE = 50μA VCB = 10V 50 Cc Collector-Capacitance at f = 1MHz IE = Ie = 0 VCB = 10V IC = 50µA VCE = 5V NF Noise Figure Min. Typ. Max. Unit 10 f =10Hz to15Hz RS = 10kΩ IC = 50µA VCE = 5V f =200Hz RS = Opt. nA — MHz 3.5 pF 4 dB 5 MATCHING CHARACTERISTICS Parameter |1C/|2C| Ratio of Collector Currents V1B-1E = V2B-2E Test Conditions V1B-1E = V2B-2E Unit 0.67-1.5 |V1B-1E-V2B-2E| Difference between Base-Emitter Voltages |1C = |2C| 10mV ||1B-|2B| Difference between Base Currents V1B-1E = V2B-2E 300nA h1FE/h2FE D.C. Current Gain Ration |1C = |2C| — Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use. Semelab encourages customers to verify that datasheets are current before placing orders. Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: [email protected] Website: http://www.semelab.co.uk Document Number 5620 Issue 2