BC550 NPN Low Noise Transistor
Series BC
BC550 overview
The BC550 is an NPN Low Noise Transistor made by Fairchild Semiconductor. Main ratings: Maximum Collector-Base Voltage |Vcb| 50 V; Maximum Collector-Emitter Voltage |Vce| 45 V; Maximum Emitter-Base Voltage |Veb| 6 V; Maximum Collector Current |Ic max| 0.1 A. The absolute maximum ratings table on this page lists the 3 limits from the manufacturer's datasheet that must not be exceeded. This page brings together the BC550 pinout, key specifications and maximum ratings, with the full datasheet PDF to preview below or download.
Key specifications
Maximum Collector-Base Voltage |Vcb|
50 V
Maximum Collector-Emitter Voltage |Vce|
45 V
Maximum Emitter-Base Voltage |Veb|
6 V
Maximum Collector Current |Ic max|
0.1 A
Transition Frequency (ft)
200 MHz
Datasheet
bc550.pdf
BC550 pinout
| Pin | Name |
|---|---|
| 1 | Collector |
| 2 | Base |
| 3 | Emitter |
Absolute maximum ratings
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Collector Current (DC) | IC | 100 | mA |
| Collector Dissipation | PC | 500 | mW |
| Storage Temperature | TSTG | -65 ~ 150 | °C |
BC550 applications
- Low Noise Stages in Audio Frequency Equipment
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