BC857W PNP General Purpose Transistor FEATURES * Ideally suited for automatic insertion * For Switching and AF Amplifier Applications MECHANICAL DATA * Case: SOT-323 Plastic * Case material: "Green" molding compound, UL flammability classification 94V-0, (No Br. Sb. CI) * Lead Free in RoHS 2002/95/EC Compliant Maximum Ratings @ TA = 25 Characteristic Symbol Value Unit Collector-Base Voltage VCBO -50 V Collector-Emitter Voltage VCEO -45 V Emitter-Base Voltage VEBO -5 V Collector Current -Continuous IC -100 mA Collector Power Dissipation PC 150 mW Junction Temperature TJ 150 TSTG -65~+150 Storage Temperature Range Electrical Characteristics @ TA = 25 unless otherwise specified Characteristic Test Condition Symbol Min. Typ. Max. Unit Collector-base breakdown voltage IC=-10A,IE=0 VCBO -50 V Collector-emitter breakdown voltage IC=-10mA,IB=0 VCEO -45 V Emitter-base breakdown voltage IE=-1A,IC=0 VEBO -5 V Collector-base cut-off current VCB=-30V,IE=0 ICBO DC current gain VCE=-5V,IC=-2mA Collector-emitter saturation voltage IC=-100mA,IB=-5mA VCE(sat) -0.65 V Base-emitter saturation voltage IC=-100mA,IB=-5mA VBE(sat) -1.1 V Transition frequency VCE=-5V,IC=-10mA, f=100MHz fT Collector output capacitance VCB=-10V,f=1MHz Cob AW BW CW hFE -15 125 220 420 nA 250 475 800 100 MHz 4.5 pF REV. 2, Jun-2012, KSPR08 SOT-323 Outline Dimension Device Marking : Device P/N Classification of hFE Marking code BC857AW 125-250 3E BC857BW 220-475 3F BC857CW 420-800 3G Electrical characteristic curves Fig.1 DC Current Gain vs. Collector Current_BC857AW Fig.2 Grounded Emitter Propogation_BC857AW Fig.3 Collector Emitter Saturation Voltage vs. Collector Current_BC857AW Fig.4 Base Emitter Saturation Voltage vs. Collector Current_BC857AW Fig.5 DC Current Gain vs. Collector Current_BC857BW Fig.6 Grounded Emitter Propogation_BC857BW Fig.7 Collector Emitter Saturation Voltage vs. Collector Current_BC857BW Fig.8 Base Emitter Saturation Voltage vs. Collector Current_BC857BW Fig.9 DC Current Gain vs. Collector Current_BC857CW Fig.10 Grounded Emitter Propogation_BC857CW Fig.11 Collector Emitter Saturation Voltage vs. Collector Fig.12 Base Emitter Saturation Voltage vs. Collector Current_BC857CW Current_BC857CW Legal Disclaimer Notice BC857W Important Notice and Disclaimer LSC reserves the right to make changes to this document and its products and specifications at any time without notice. Customers should obtain and confirm the latest product information and specifications before final design, purchase or use. LSC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does LSC assume any liability for application assistance or customer product design. LSC does not warrant or accept any liability with products which are purchased or used for any unintended or unauthorized application. No license is granted by implication or otherwise under any intellectual property rights of LSC. LSC products are not authorized for use as critical components in life support devices or systems without express written approval of LSC.