NXP Semiconductors BCY78
PNP switching transistors
FEATURES
● Low current (max. 100 mA)● Low voltage (max. 45 V).
APPLICATIONS
● Switching and amplification.DESCRIPTION
PNP switching transistor in a TO-18 metal package. NPN complements: BCY58 and BCY59. 3 BCY78; BCY79 PINNING PIN 1 2 3 emitter base collector, connected to caseDESCRIPTION
1 handbook, halfpage 2 3 2 MAM263 1 Fig.1 Simplified outline (TO-18) and symbol. QUICK REFERENCE DATA SYMBOL VCBO PARAMETER collector-base voltage BCY78 BCY79 VCEO collector-emitter voltage BCY78 BCY79 IC Ptot hFE collector current (DC) total power dissipation DC current gain BCY78/VII; BCY79/VII BCY78/VIII; BCY79/VIII BCY78/IX; BCY79/IX BCY78/X fT toff transition frequency turn-off time IC = −10 mA; VCE = −5 V Tamb ≤ 45 °C Tcase ≤ 45 °C IC = −2 mA; VCE = −5 V 120 180 250 380 100 ICon = −100 mA; IBon = −10 mA; IBoff = 10 mA − 220 310 460 630 − 400 MHz ns open base − − − − − −32 −45 −100 340 1 V V mA mW W open emitter − − −32 −45 V V CONDITIONS MIN. MAX. UNIT 1997 Jun 18 2 Philips Semiconductors Product specification PNP switching transistors LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134).