BF821
BF821 is PNP Transistor manufactured by JCET.
JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
SOT-23 Plastic-Encapsulate Transistors
BF821/BF823 TRANSISTOR (PNP)
SOT-23
Features z Low current (max.-50 m A) z High voltage (max.-300V) z Telephony and professional munication equipment.
1. BASE 2. EMITTER 3. COLLECTOR
MARKING: BF821:1W, BF823: 1Y MAXIMUM RATINGS (Ta=25℃ unless otherwise noted)
Symbol VCBO VCEO VEBO IC PC Tj Tstg
Collector-Base Voltage
Parameter
Collector-Emitter Voltage
Emitter-Base Voltage Collector Current -Continuous Collector Power Dissipation Junction Temperature Storage Temperature
BF821 BF823
BF821 BF823
Value -300 -250 -300 -250
-5
-50
-55~150
ELECTRICAL CHARACTERISTICS (Ta=25℃ unless otherwise specified)
Unit V V V m A W
℃
℃
Parameter Collector-base breakdown voltage Collector-emitter breakdown voltage Emitter-base breakdown voltage Collector cut-off current Emitter cut-off current DC current gain Collector-emitter saturation voltage Transition frequency Collector output...
