BC817-40W Transistor Datasheet & Specifications
NPNSOT-323General Purpose
VCEO
45V
Ic Max
500mA
Pd Max
200mW
Gain
600
Quick Reference
The BC817-40W is a NPN bipolar transistor in a SOT-323 package. This datasheet provides complete specifications including 45V breakdown voltage and 500mA continuous collector current. Download the BC817-40W datasheet PDF below for detailed pinout diagrams and application circuits.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | LGE | Original Manufacturer |
| Package | SOT-323 | Physical mounting |
| VCEO | 45V | Breakdown voltage |
| IC Max | 500mA | Collector current |
| Pd Max | 200mW | Power dissipation |
| Gain | 600 | DC current gain |
| Frequency | 100MHz | Transition speed |
| VCEsat | 700mV | Saturation voltage |
| Vebo | 5V | Emitter-Base voltage |
| Temp | -55℃~+150℃ | Operating temp |
Direct Replacements & Alternatives
| Part | Type | Package | VCEO | Ic | Pd |
|---|---|---|---|---|---|
| MMST4401-7-F | NPN | SOT-323 | 40V | 600mA | 200mW |
| MMST3904-7-F | NPN | SOT-323 | 40V | 200mA | 200mW |
| BC817-40W-7 | NPN | SOT-323 | 45V | 500mA | 200mW |
| BC847CW-7-F | NPN | SOT-323 | 45V | 100mA | 200mW |
| MMST2222A-7-F | NPN | SOT-323 | 40V | 600mA | 200mW |
| MMST3904 | NPN | SOT-323 | 40V | 200mA | 200mW |
| BC847BW(UMW) | NPN | SOT-323 | 45V | 100mA | 150mW |
| BC817-25W | NPN | SOT-323 | 45V | 500mA | 200mW |