The BC857A is a PNP silicon bipolar transistor for audio frequency input stages and driver applications, housed in an SOT23 package. It has a collector-emitter voltage rating of 45 V, a collector-base voltage rating of 50 V, and a maximum collector current of 100 mA. Total power dissipation is 330 mW at junction temperatures up to 71 °C. The device features a DC current gain (hFE) range of 125 to 250 at a collector current of 2 mA and a collector-emitter voltage of 5 V. The collector-emitter saturation voltage is specified up to 300 mV at a collector current of 10 mA and a base current of 0.5 mA. It is RoHS compliant and meets the AEC Q101 qualification standard.
NPN Silicon AF Transistors
Summary of Features
Potential Applications
| Infineon Technologies AG | |
|---|---|
| Product Category | Bipolar RF Transistors |
| Product Number | BC857A |
| Product Name | Small Signal Transistors & Diodes - Bipolar Transistor - General Purpose Transistor - BC857A |
| Polarity | PNP (Single); PNP |
| Package Type | SOT23; SOT23 |
| Packing Method | Tape Reel; TAPE & REEL |
| IC(max) | 100 milliamps |
