Description
The S8050 MMBT8050 J3Y NPN Silicon Transistor is a compact surface-mount bipolar junction transistor (BJT) used for general-purpose switching and signal amplification. Its small SOT-23 package makes it suitable for space-saving PCB layouts in consumer electronics, embedded systems, and electronic control circuits.
This NPN transistor can be used to switch compatible loads, drive indicator LEDs through suitable current-limiting components, and amplify low-level signals when operated within its electrical limits. Its performance depends on the base-drive current, collector load, operating frequency, and thermal conditions of the circuit.
The S8050 is commonly found in small electronic devices and circuit boards. Before replacing an existing component, verify the device marking, pin configuration, and datasheet because similarly marked SMD transistors may have different specifications or lead arrangements.
Note: This product is currently listed as out of stock at Electrobes.
Key Features
- Model: S8050 / MMBT8050
- Marking: J3Y, as specified in the listing
- Transistor Type: NPN silicon bipolar junction transistor
- Package: SOT-23 surface-mount
- Collector-Emitter Voltage: 25V
- Collector-Base Voltage: 40V
- Maximum Collector Current: 0.5A, as listed
- Power Dissipation: 0.3W, as listed
- Transition Frequency: 150MHz, as listed
- Applications: Signal amplification and low-power switching
- Mounting Type: Surface mount (SMD)
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Model | S8050 / MMBT8050 |
| SMD Marking | J3Y |
| Semiconductor Material | Silicon (Si) |
| Transistor Polarity | NPN |
| Collector-Emitter Voltage (VCEO) | 25V |
| Collector-Base Voltage (VCBO) | 40V |
| Emitter-Base Voltage (VEBO) | 5V |
| Maximum Collector Current (IC) | 0.5A |
| Maximum Collector Power Dissipation (PC) | 0.3W |
| DC Current Gain (hFE) | Minimum 120, as listed |
| Transition Frequency (fT) | 150MHz, as listed |
| Maximum Junction Temperature (TJ) | 150°C |
| Package | SOT-23 |
| SKU | 0574 |
| Price | ₨5 |
| Availability | Out of stock |






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