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DESCRIPTION The BFY84 is a six terminal device containing two isolated silicon planar epitaxial NPN transistors in Jedec TO77 metal case. The good thermal tracking over a wide current and temperature range, offers the circuit designer matched transistors with specified performance for differential amplifiers. ABSOLUTE MAXIMUM RATINGS BFY84 Prelim. 5/99 Semelab plc.Telephone +44(0)1455 556565. Fax +44(0)1455 552612. E-mail: sales@semelab.co.uk Website: http://www.semelab.co.uk SILICON PLANAR EPITAXIAL NPN TRANSISTOR V CBO Collector – Base Voltage (I E = 0) V CEO Collector – Emitter Voltage (I B = 0) V EBO Emitter – Base Voltage (I C = 0) I C Collector Current P tot Total Dissipation atT amb £25°C (one side) T amb £25°C (both sides) T case £25°C (one side) T case £25°C (both sides) T case £100°C (one side) T case £100°C (both sides) T stg, T j Storage and Junction Temperature 30V 12V 3V 200mA 0.3W 0.38W 0.6W 0.98W 0.34W 0.56W –65 to +200°C MECHANICAL DATA Dimensions in mm (inches) 1.02 (0.040) Max. 12.7 (0.500) Min. 6.10 (0.240)6.60 (0.260) 8.51 (0.335) 9.40 (0.370) 7.75 (0.305) 8.51 (0.335) 5.08 (0.200) 2.54 (0.100) 2.54 (0.100) 0.74 (0.029) 1.14 (0.045) 1 6 4 3 2 45 ̊ 0.71 (0.028) 0.86 (0.034) 0.41 (0.016) 0.53 (0.021) 5 TO77 Pin 1 – Collector 1 Pin 2 – Base 1 Pin 3 – Emitter 1 Pin 4 – Emitter 2 Pin 5 – Base 2 Pin 6 – Collector 2
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