BC557 - PNP transistor 
Datasheet ⓘMultiple datasheets are usually available for a component. The listed datasheets may not be the exact ones, but should be sufficient for normal use.:
| Collector to base voltage: | -50 V ⓓ |
| Collector to emitter voltage: | -45 V ⓓ |
| Emitter to base voltage: | -5 V ⓓ |
| Collector current: | -100 mA ⓓ |
| Package: | TO92 ⓓ |
| Location: | Component box (with sub-boxes) ⓓ |
| Price range: | Very cheap (less than €0.50) ⓘThe price range is an estimate, based on commercial pricing on the date the part was added. ⓓ |
| In categories: | Transistors Transistors - PNP |
Internal identifier: BC557 - Created: 2026-04-10 11:05:54