
S8050
S8050 NPN transistor
General-purpose NPN transistor, 40V/0.5A, for switching and small-signal amplification.
- SOT-23
- Switching circuits / LED drive / small-signal amplification
- Bipolar Junction Transistors

Product description
The S8050 is a widely used NPN transistor in an SOT-23 package suited to automated SMT lines, used in LED drive, relay drive and small-signal amplifier circuits.
Specifications
| Collector-emitter voltage | 40 V |
|---|---|
| Collector current | 0.5 A |
| Package | SOT-23 |
| DC current gain | 85 ~ 300 |
| Operating temperature range | -55 ℃ ~ +150 ℃ |
Specifications indicate the typical range for this category; the datasheet confirmed with your order takes precedence.
Supply Notes
- Small-batch and bulk supply
- Traceable channel; batch-specific documentation
- Samples of standard parts available upon request
Alternative Models
The part numbers below are alternatives for this product with similar specifications or pin compatibility; please verify against the datasheet.
Some rows are series-level references. Confirm package, ratings, and fusing characteristics with Engineering before volume purchasing.
2N3904
- Package
- —
- Rating
- —/ —
NPN transistor, SOT-23, 40V/0.2A, closely rated
BC847B
- Package
- —
- Rating
- —/ —
NPN transistor, SOT-23, 45V/0.1A, for small-signal use
MMBT3904
- Package
- —
- Rating
- —/ —
NPN transistor, SOT-23, 40V/0.2A, pin compatible
Alternative models are for reference only. Confirm actual selection based on application requirements and datasheets. For further suggestions, submit an inquiry.
Similar part numbers
Same category with closely matching voltage and current ranges—ideal for comparison.
- S8550S8550 PNP transistorVoltage difference 0%Current differences 0%SOT-23· 40 V
- BJT-40V-0.5A-SOT23NPN transistor 40V 0.5AVoltage difference 0%Current differences 0%SOT-23· 40 V
- BJT-40V-1A-SOT23NPN transistor 4 0V 1ADeviation exceeds 30%. Please verify.Voltage difference 0%Current differences +100%SOT-23· 40 V
- BJT-60V-0.5A-SOT23NPN transistor 60V 0.5ADeviation exceeds 30%. Please verify.Voltage difference +50%Current differences 0%SOT-23· 60 V
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