BFT44 MECHANICAL DATA Dimensions in mm (inches) 8.51 (0.34) 9.40 (0.37) PNP SILICON TRANSISTOR 7.75 (0.305) 8.51 (0.335) 6.10 (0.240) 6.60 (0.260) 12.70 (0.500) min. FEATURES 0.89 max. (0.035) 0.41 (0.016) 0.53 (0.021) dia. • High Voltage 5.08 (0.200) typ. 2.54 (0.100) 2 1 3 0.74 (0.029) 1.14 (0.045) • Hermetic TO39 Package 0.71 (0.028) 0.86 (0.034) 45° • Full Screening Options Available TO–39 (TO205AD) Underside View PIN 1 – Emitter PIN 2 – Base PIN 3 – Collector ABSOLUTE MAXIMUM RATINGS (Tcase = 25°C unless otherwise stated) VCBO VCEO VEBO IC PD Tstg TJ RθJA RθJC Collector – Base Voltage (IE = 0) Collector – Emitter Voltage (IB = 0) Emitter – Base Voltage (IB = 0) Collector Current Total Device Dissipation TC = 50°C Storage Temperature Junction Temperature Thermal Resistance Junction to Ambient Thermal Resistance Junction to Case -300V -300V -5V -0.5A 5W –65 to 150°C 200°C 200°C/W 30°C/W 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 6075 Issue 1 BFT44 ELECTRICAL CHARACTERISTICS (Tcase = 25°C unless otherwise stated) Parameter Test Conditions Min Typ Max V(BR)CEO Collector – Emitter Breakdown Voltage IC = -10mA, IB = 0 ICBO Collector Cut-off Current VCB = -200V IE = 0 -5 µA IEBO Emitter Cut-off Current VBE = -3V IC = 0 -5 µA IC =-10mA, IB =-1.0mA -0.5 IC =-100mA, IB =-10mA -1.4 IC =-500mA, IB =-100mA -5.0 IC =-10mA, IB =-1.0mA -0.8 IC =-100mA, IB =-10mA -0.9 IC =-500mA, IB =-100mA -1.2 VCE = -10V IC = -1.0mA 30 VCE = -10V IC = -10mA 50 VCE = -10V IC = -100mA 50 VCE(sat)* VBE(sat)* hFE* Collector – Emitter Saturation Voltage Base – Emitter Saturation Voltage DC Current Gain -300 Unit V 150 V V — DYNAMIC CHARACTERISTICS (Tcase = 25°C unless otherwise stated) Parameter Test Conditions fT Transition Frequency IC =-15mA VCE = -10V f = 35MHz Cc Collector Capacitance VCB = -20V IE = 0 f = 1MHz ton Turn on Time toff Turn off Time Min. Typ. Max. Unit 70 MHz 15 pF VCC=-31V ,IC =-50mA, IB1 = IB2=5mA 125 ns VCC=-31V ,IC =-500mA,IB1 = IB2=100mA 125 ns VCC=-31V ,IC =-50mA, IB1 = IB2=5mA 850 ns VCC=-31V ,IC =-500mA,IB1 = IB2=100mA 125 ns (*) Pulse test : Pulse Width < 300µs ,Duty Cycle < 2% 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 6075 Issue 1