The BC856ALT1 series is a preferred series of general purpose PNP silicon transistors. The series features lead-free packaging.
The BC856ALT1 series datasheet provides the maximum ratings, electrical and thermal characteristics for the PNP silicon transistors. It includes collector‑emitter, collector‑base and emitter‑base voltage limits, current ratings, gain specifications, and small‑signal parameters.
Additional sections cover package information, ordering codes, marking diagrams, and thermal response data. The document also lists the available SOT‑23 Pb‑Free packages, tape‑and‑reel quantities, and mechanical dimensions for the devices.
| Collector‑Emitter Voltage (VCEO) | -65 V (BC856) |
|---|---|
| Collector‑Base Voltage (VCBO) | -80 V (BC856) |
| Emitter‑Base Voltage (VEBO) | -5.0 V |
| Collector Continuous Current (IC) | -100 mA |
| Thermal Resistance (RθJA) FR‑5 | 556 °C/W |
| Thermal Resistance (RθJA) Alumina | 417 °C/W |
The BC856 transistor is rated for a maximum collector‑emitter voltage of -65 V.
The FR‑5 package has a junction‑to‑ambient thermal resistance of 556 °C/W.
Ordering information, including device marking and shipping quantities, is listed on pages 5 and 6 of the datasheet.