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BC857A Dataheets PDF



Part Number BC857A
Manufacturers Taiwan Semiconductor
Logo Taiwan Semiconductor
Description 0.2 Watts PNP Transistor
Datasheet BC857A DatasheetBC857A Datasheet (PDF)

BC856A/B, BC857A/B/C, BC858A/B/C 200mW, PNP Small Signal Transistor Small Signal Product Features ◇ Epitaxial planar die construction ◇ Surface device type mounting ◇ Moisture sensitivity level 1 ◇ Matte Tin(Sn) lead finish with Nickel(Ni) underplate ◇ Pb free version and RoHS compliant ◇ Green compound (Halogen free) with suffix "G" on packing code and prefix "G" on date code SOT-23 Mechanical Data ◇ Case : SOT- 23 small outline plastic package ◇ Terminal : Matte tin plated, lead free, solde.

  BC857A   BC857A


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BC856A/B, BC857A/B/C, BC858A/B/C 200mW, PNP Small Signal Transistor Small Signal Product Features ◇ Epitaxial planar die construction ◇ Surface device type mounting ◇ Moisture sensitivity level 1 ◇ Matte Tin(Sn) lead finish with Nickel(Ni) underplate ◇ Pb free version and RoHS compliant ◇ Green compound (Halogen free) with suffix "G" on packing code and prefix "G" on date code SOT-23 Mechanical Data ◇ Case : SOT- 23 small outline plastic package ◇ Terminal : Matte tin plated, lead free, solderable per MIL-STD-202, method 208 guaranteed ◇ High temperature soldering guaranteed : 260°C/10s ◇ Weight : 0.008 grams (approximately) Maximum Ratings and Electrical Characteristics Rating at 25°C ambient temperature unless otherwise specified. Maximum Ratings Parameter Symbol Power Dissipation PD BC856 Collector-Base Voltage BC857 VCBO BC858 BC856 Collector-Emitter Voltage BC857 VCEO BC858 Emitter-Base Voltage VEBO Collector Current IC Junction and Storage Temperature Range TJ , TSTG Notes : 1. Valid provided that electrodes are kept at ambient temperature Value 200 -80 -50 -30 -65 -45 -30 -5 -0.1 -55 to + 150 Units mW V V V A °C Version : F14 Small Signal Product Electrical Characteristics ( TA= 25oC unless otherwise noted ) 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 Base-Emitter Saturation Voltage Transition Frequency Parameter BC856 BC857 BC858 BC856 BC857 BC858 BC856 BC857 BC858 BC856A, BC857A, BC858A BC856B, BC857B, BC858B BC857C, BC858C VCE= -5V IC= -10μA IE= 0 IC= -10mA IB= 0 IE= -1μA VCB= -70V VCB= -45V VCB= -25V VEB= -5V IC= 0 IE= 0 IC=0 VCE= -5V IC= -2mA IC= -100mA IC= -100mA IC= -10mA IB= -5mA IB= -5mA f= 100MHz Symbol V(BR)CBO V(BR)CEO V(BR)EBO ICBO IEBO hFE VCE(sat) VBE(sat) fT Min -80 -50 -30 -65 -45 -30 -5 125 220 420 100 Max Units -V - -100 -100 -100 -0.1 250 475 800 -0.65 -1.1 - V V nA μA V V MHz Version : F14 Small Signal Product IC[mA], Collector Current RATINGS AND CHARACTERISTIC CURVES Fig. 1 Static Characteristic 50 45 IB = -400μA 40 IB = -350μA 35 IB = -300μA 30 IB = -250μA 25 IB =- 200μA 20 IB = -150μA 15 10 IB = -100μA 5 IB = -50μA 0 0 2 4 6 8 10 12 14 16 18 20 VCE[V], Collector-Emitter Voltage hFE, DC Current Gain 1000 100 Fig. 2 DC Current Gain VCE = - 5V 10 -0.1 -1.0 -10.0 IC[mA], Collector Current -100.0 Fig.3 Base-Emitter Saturation Voltage VS.Collector-Emitter Saturation 10 IC = 10 IB 1 VBE(sat) -100. -10. Fig. 4 Base-Emitter On Voltage VCE = - 5V VCE(sat) 0.1 -1. IC[mA], Collector Current VBE(sat), VCE(sat)[V], Saturation Voltage Cob[pF], Capacitance 0.01 0.1 1 10 IC[mA], Collector Current 100 Fig.5 Collector Output Capacitance 100 f=1MHz IE=0 10 1 -1. -10. -100. VCB[V], Collector-Base Voltage -1000. fT[MHz], Current Gain-Bandwidth Product -0. -0.0 -0.2 -0.4 -0.6 -0.8 -1.0 -1.2 VBE[V], Base-Emitter Voltage 1000 Fig. 6 Current Gain Bandwidth Product f=1MHz IE=0 100 10 1 -0. -1. -10. IC[mA], Collector Current -100. Version : F14 Small Signal Product RATINGS AND CHARACTERISTIC CURVES 500 hFE 450 400 350 300 250 200 150 100 50 0 0.01 Fig. 7 DC Current Gain as a Function of Collector Current; Typical Values hFE - IC BC857A: VCE=5V Ta=150OC Ta=25OC Ta=55OC 0.1 1 10 100 1000 -IC(mA) 1200 VBE1000 800 Fig. 8 Base-Emitter Voltage as a Function of Collector Current; Typical Values VBE - IC BC857A: VCE=-5V Ta=55OC 600 Ta=25OC 400 200 Ta=150OC 0 0.01 0.1 1 10 100 1000 -IC(mA) Version : F14 Small Signal Product Ordering information (Detail, example) Part No. Package Packing Packing code BC85xx (Note 1) SOT-23 3K / 7 " Reel RF BC856A SOT-23 3K / 7 " Reel RF Note 1 : "xx" is Device Code from "6A" thru "8C". Note 2 : Manufacture special control, if empty means no special control requirement. Tape & Reel specification Packing code (Green) RFG RFG Manufacture code (Note 2) Item Carrier width Carrier length Carrier depth Sprocket hole Reel outside diameter Reel inner diameter Feed hole width Sprocket hole position Punch hole position Sprocket hole pitch Embossment center Overall tape thickness Tape width Reel width Symbol A B C d D D1 D2 E F P0 P1 T W W1 Dimension 3.15 ±0.10 2.77 ±0.10 1.22 ±0.10 1.50 ± 0.10 178 ± 1 55 Min 13.0 ± 0.20 1.75 ±0.10 3.50 ±0.05 4.00 ±0.10 2.00 ±0.05 0.229 ±0.013 8.10 ±0.20 12.30 ±0.20 Version : F14 Small Signal Product Dimensions Suggested PAD Layout Marking Part No. BC856A BC856B BC857A BC857B BC857C BC858A BC858B BC858C Marking 3A 3B 3E 3F 3G 3J 3K 3L DIM. A B C D E F G H Unit(mm) Min Max 2.70 3.10 1.10 1.50 0.30 0.51 1.78 2.04 2.20 2.60 0.90 1.30 0.550 REF 0.1 REF Unit(inch) Min Max 0.106 0.122 0.043 0.059 0.012 0.020 0.070 0.080 0.087 0.102 0.035 0.051 0.022 REF 0.004 REF DIM. A B C D Unit(mm) Typ. 0.95 2.0 0.9 0.8 Unit(inch) Typ. 0.037 0.079 0.035 0.031 Version : F14 .


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