Maker : Leshan Radio Company
Part No. : BC857ALT1

  Datasheet PDF : BC857ALT1.pdf
  Cross Reference : BC857ALT1 Cross Reference
  Buy Component : BC857ALT1 Find Stock and Price

Shortcut : BC857ALT1  BC857ALT1  BC857ALT1  BC857ALT1  BC857ALT1 

Product Information

LESHAN RADIO COMPANY, LTD. General Purpose Transistors PNP Silicon 1 BASE 3 COLLECTOR 2 EMITTER BC856ALT1, BLT1 BC857ALT1, BLT1 BC858ALT1, BLT1 CLT1 Unit V V 1 MAXIMUM RATINGS Rating Collector–Emitter Voltage Collector–Base Voltage Emitter–Base Voltage Collector Current — Continuous Symbol V CEO V CBO V EBO BC856 –65 –80 –5.0 –100 BC857 –45 –50 –5.0 –100 BC858 –30 –30 –5.0 –100 3 V mAdc 2 IC CASE 318–08, STYLE 6 SOT–23 (TO–236AB) THERMAL CHARACTERISTICS Characteristic Total Device Dissipation FR– 5 Board, (1) TA = 25°C Derate above 25°C Thermal Resistance, Junction to Ambient Total Device Dissipation Alumina Substrate, (2) T A = 25°C Derate above 25°C Thermal Resistance, Junction to Ambient Junction and Storage Temperature Symbol PD 225 1.8 556 300 2.4 417 –55 to +150 mW mW/°C °C/W mW mW/°C °C/W °C Max Unit R θJA PD R θJA T J , T stg DEVICE MARKING BC856ALT1 = 3A; BC856BLT1 = 3B; BC857ALT1 = 3E; BC857BLT1 = 3F; BC858ALT1 = 3J; BC858BLT1 = 3K; BC858CLT1 = 3L ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted.) Characteristic Symbol Min Typ Max Unit OFF CHARACTERISTICS BC856 Series BC857 Series BC858 Series Collector–Emitter Breakdown Voltage BC856 Series (IC = –10 µA, VEB = 0) BC857 Series BC858 Series Collector–Base Breakdown Voltage BC856 Series (IC = – 10 µA) BC857 Series BC858 Series Emitter–Base Breakdown Voltage BC856 Series (IE = – 1.0 µA) BC857 Series, BC858 Series Collector Cutoff Current (VCB = – 30 V) (VCB = – 30 V, TA = 150°C) 1.FR–5=1.0 x 0.75 x 0.062in 2. Alumina = 0.4 x 0.3 x 0.024 in. 99.5% alumina. Collector–Emitter Breakdown Voltage (IC = –10 mA) V (BR)CEO V (BR)CES V (BR)CBO V (BR)EBO I CBO – 65 – 45 – 30 – 80 – 50 – 30 – 80 – 50 – 30 – 5.0 – 5.0 – 5.0 — — — — — — — — — — — — — — — — — — — — — — — — — — — — – 15 – 4.0 v v v v nA µA M5–1/5 LESHAN RADIO COMPANY, LTD. BC856ALT1, BLT1 BC857ALT1, BLT1 BC858ALT1, BLT1, CLT1 ELECTRICAL CHARACTERISTICS(TA = 25°C unless otherwise noted) (Continued) Characteristic Symbol Min Typ Max Unit ON CHARACTERISTICS BC856A, BC857A, BC858A BC856B, BC857B, BC858B BC858C, (I C = –2.0 mA, V CE = –5.0 V) BC856A, BC857A, BC858A BC856B, BC857B, BC858B BC858C Collector–Emitter Saturation Voltage (I C = –10 mA, I B = – 0.5 mA) Collector–Emitter Saturation Voltage (I C = –100 mA, I B = – 5.0 mA) Base–Emitter Saturation Voltage (I C = –10 mA, I B = –0.5 mA) Base–Emitter Saturation Voltage (I C = –100 mA, I B = –5.0 mA) Base–Emitter on Voltage (I C = –2.0 mA, V CE = –5.0 V) Base–Emitter Voltage (I C = –10 mA, V CE = –5.0 V) DC Current Gain (I C = –10 µA, V CE = –5.0 V) h FE — — — 125 220 420 — — — — – 0.6 — 90 150 270 180 290 520 — — – 0.7 – 0.9 — — — — — 250 475 800 – 0.3 – 0.65 — — – 0.75 – 0.82 — V CE(sat) V V BE(sat) V V V BE(on) SMALL–SIGNAL CHARACTERISTICS Current–Gain — Bandwidth Product (I C = – 10 mA, V CE = – 5.0 Vdc, f = 100 MHz) Output Capacitance (V CB = – 10 V, f = 1.0 MHz) Noise Figure (I C= – 0.2 mA,V CE= – 5.0 Vdc, R S= 2.0 kΩ, f =1.0 kHz, BW= 200 Hz) fT C ob NF 100 — –– — — –– — 4.5 10 MHz pF dB M5–2/5 LESHAN RADIO COMPANY, LTD. BC856ALT1, BLT1 BC857ALT1, BLT1, BC858ALT1, BLT1, CLT1 BC857/BC858 –1.0 2.0 hFE, NORMALIZED DC CURRENT GAIN 1.5 VCE= –10 V V, VOLTAGE (VOLTS) –0.9 –0.8 –0.7 –0.6 –0.5 –0.4 –0.3 –0.2 –0.1 T A = 25°C V BE(sat) @ I C /I B=10 T A = 25°C 1.0 0.7 V BE(on) @ V CE = –10 V 0.5 0.3 V CE(sat) @ I C /I B = 10 –0.1 –0.2 –0.5 –1.0 –2.0 –5.0 –10 –20 –50 –100 0.2 –0.2 –0.5 –1.0 –2.0 –5.0 –10 –20 –50 –100 –200 0 I C , COLLECTOR CURRENT (mAdc) Figure 1. Normalized DC Current Gain θVB , TEMPERATURE COEFFICIENT (mV/ °C) I C , COLLECTOR CURRENT ...

Link URL