BCY34A MECHANICAL DATA Dimensions in mm (inches) 8.51 (0.34) 9.40 (0.37) 7.75 (0.305) 8.51 (0.335) SMALL SIGNAL PNP TRANSISTORS 6.10 (0.240) 6.60 (0.260) 38.00 (1.5) min. 0.89 max. (0.035) 0.41 (0.016) 0.53 (0.021) dia. FEATURES 5.08 (0.200) typ. • Ruggedness 2.54 (0.100) 2 1 3 • Restricted Bandwidth • High Reverse Emitter Voltage 0.74 (0.029) 1.14 (0.045) 0.71 (0.028) 0.86 (0.034) 45° TO5 PACKAGE (TO205AA) Underside View Pin 1 = Emitter Pin 2 = Base Pin 3 = Collector ABSOLUTE MAXIMUM RATINGS VCBO VCEO VEBO (Tamb = 25°C unless otherwise stated) Collector – Base Voltage Collector – Emitter Voltage Reverse Emitter – Base Voltage IC(PK) ICM Peak Collector Current Collector Current Device Dissipation TJ Operating Junction Tempeature Tstg Storage Temperature Range Rθj-c Thermal Resistance Junction to Case - 32V - 32V - 32V - 150mA - 100mA 600mW 175°C -55 to 200°C 0.5°C/mW 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 3294 Issue 1 BCY34A ELECTRICAL CHARACTERISTICS (Tcase = 25°C unless otherwise stated) Parameter Test Conditions Min. Typ. Max. Unit -10 µA -1.45 V IEBO Emitter Cut-off Current VCB = - rated voltage VBE Base – Emitter Voltage VCE = - 4.5V IE = - 20mA VCE(sat) Collector – Emitter Saturation Voltage IC = -20mA IB = - 3mA -0.50 IC = - 250µA IB = 50µA -0.18 hFE Static Forward Current Transfer Ratio VCE = - 4.5V hfe Small Signal Common Emitter VCE = - 6V Transistion Frequency IC = - 20mA IC = - 1mA f = 1kHz Forward Current Transfer Ratio fT IC = 0 VCB = -6V IC = -1mA -0.8 15 30 57 25 35 57 0.6 2.4 mV MHz 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 3294 Issue 1