BC857F Semiconductor PNP Silicon Transistor Descriptions • General purpose application • Switching application Features • High voltage : VCEO=-45V • Complementary pair with BC847F Ordering Information Type NO. Marking BC857F UA Package Code SOT-23F : hFE rank Outline Dimensions unit : mm 2.30~2.50 1.50~1.70 1.90 Typ. 0.45 Max. 3 KST-2093-000 0.20 Max. 0.80~1.00 2 0.10 Max. 2.80~3.00 1 PIN Connections 1. Base 2. Emitter 3. Collector 1 BC857F Absolute maximum ratings (Ta=25°C) Characteristic Symbol Ratings Unit Collector-Base voltage VCBO -50 V Collector-Emitter voltage VCEO -45 V Emitter-Base voltage VEBO -5 V Collector current IC -100 mA Collector dissipation PC 200 mW Junction temperature Tj 150 °C Storage temperature Tstg -55~150 °C Electrical Characteristics (Ta=25°C) Characteristic Symbol Collector-Emitter breakdown voltage BVCEO IC=-2mA, IB=0 Base -Emitter turn on voltage VBE(ON) Base -Emitter saturation voltage Collector-Emitter saturation voltage Collector cut-off current DC current gain Transition frequency Collector output capacitance Noise Figure Test Condition Min. Typ. Max. Unit -45 - - V VCE=-5V, IC=-2mA - - -700 mV VBE(sat) IC=-100mA, IB=-5mA - -900 - mV VCE(sat) IC=-100mA, IB=-5mA - - -650 mV VCB=-35V, IE= 0 - - -15 nA 110 - 800 - VCB=-5V, IC=-10mA - 150 - MHz Cob VCB=-10V, IE=0, f=1MHz - - 4.5 pF NF VCE=-5V, IC=-200µA, f=1KHz,Rg=2KΩ - - 10 dB ICBO * hFE fT VCE=-5V, IC=-2mA * : hFE rank / A : 110 ~ 220, B : 200 ~ 450, C : 420 ~ 800 KST-2093-000 2 BC857F Electrical Characteristic Curves Fig. 1 PC-Ta Fig. 2 IC-VBE Fig. 3 IC-VCE Fig. 4 hFE-IC Fig. 5 VCE(sat)-IC KST-2093-000 3 BC857F The AUK Corp. products are intended for the use as components in general electronic equipment (Office and communication equipment, measuring equipment, home appliance, etc.). Please make sure that you consult with us before you use these AUK Corp. products in equipments which require high quality and / or reliability, and in equipments which could have major impact to the welfare of human life(atomic energy control, airplane, spaceship, transportation, combustion control, all types of safety device, etc.). AUK Corp. cannot accept liability to any damage which may occur in case these AUK Corp. products were used in the mentioned equipments without prior consultation with AUK Corp.. Specifications mentioned in this publication are subject to change without notice. KST-2093-000 4