BC857

BC857 PNP Silicon Transistor Descriptions • General purpose application • Switching application PIN Connection Features • High voltage : VCEO=-45V • Complementary pair with BC847 C B E SOT-23 Ordering Information Type NO. BC857 Marking UA □ □ ①②③ ① Device Code ② hFE Rank ③ Year&Week Code Package Code SOT-23 Absolute maximum ratings Characteristic Collector-Base voltage Collector-Emitter voltage Emitter-Base voltage Collector current Collector dissipation Junction temperature Storage temperature (Ta=25°C) Symbol VCBO VCEO VEBO IC PC Tj Tstg Ratings -50 -45 -5 -100 200 150 -55~150 Unit V V V mA mW °C °C Electrical Characteristics Characteristic Collector-Emitter breakdown voltage Base -Emitter turn on voltage Base -Emitter saturation voltage Collector-Emitter saturation voltage Collector cut-off current DC current gain Transition frequency Collector output capacitance Noise Figure (Ta=25°C) Symbol BVCEO VBE(ON) VBE(sat) VCE(sat) ICBO hFE fT Cob NF * Test Condition IC=-2mA, IB=0 VCE=-5V, IC=-2mA IC=-100mA, IB=-5mA IC=-100mA, IB=-5mA VCB=-35V, IE= 0 VCE=-5V, IC=-2mA VCB=-5V, IC=-10mA VCB=-10V, IE=0, f=1MHz VCE=-5V, IC=-200μA, f=1KHz,Rg=2KΩ Min. Typ. Max. -45 110 -900 150 -700 -650 -15 800 4.5 10 Unit V mV mV mV nA MHz pF dB * : hFE rank / A : 110 ~ 220, B : 200 ~ 450, C : 420 ~ 800 KSD-T5C031-000 1 BC857 Electrical Characteristic Curves Fig. 1 PC-Ta Fig. 2 IC-VBE Fig. 3 IC-VCE Fig. 4 hFE-IC Fig. 5 VCE(sat)-IC KSD-T5C031-000 2 BC857 Outline Dimension ※Recommend PCB solder land [Unit: mm] KSD-T5C031-000 3 BC857 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. KSD-T5C031-000 4