Description
🔌 MJE3055 Power Transistor (10A, 60V, 75W) – TO-220 Package
✅ High-Current NPN Power Transistor for Reliable Performance
The MJE3055 is a robust NPN power transistor specially designed for high current and medium power applications. It is widely used in power amplifiers, voltage regulators, inverter circuits, motor drivers, and power supplies.
With its TO-220 package, it offers excellent heat dissipation when mounted on a heatsink, making it a trusted choice for technicians, hobbyists, and electronics repair professionals. 🔧⚡
⭐ Key Features & Highlights
- 🔋 High Collector Current: Supports up to 10A, suitable for heavy-load circuits
- ⚡ 60V Collector-Emitter Voltage: Handles medium voltage applications safely
- 🔥 75W Power Dissipation: Ideal for high-power designs with proper heatsinking
- 🧊 TO-220 Package: Easy to mount on heatsink for thermal stability
- 🎚️ NPN Bipolar Junction Transistor (BJT): Stable and predictable switching behaviour
- 🛠️ Technician Friendly: Commonly available and easy to replace in repairs
📊 Technical Specifications Table
| Parameter | Value |
|---|---|
| Transistor Type | NPN |
| Collector-Emitter Voltage (Vce) | 60V |
| Collector Current (Ic) | 10A |
| Power Dissipation (Pd) | 75W |
| Package Type | TO-220 |
| Gain (hFE) | Medium |
| Operating Temperature | Up to 150°C |
| Mounting Type | Through Hole |
| Pin Configuration | Base – Collector – Emitter |
🧩 Pin Configuration (Front View)
1️⃣ Base (B)
2️⃣ Collector (C)
3️⃣ Emitter (E)
⚠️ Always verify pinout before installation to avoid damage.
🛠️ Applications
- 🔊 Audio Power Amplifiers
- 🔌 Linear Power Supplies
- ⚙️ Motor Driver Circuits
- 🔄 Inverter & UPS Circuits
- 🔋 Battery Chargers
- 🧪 Electronics Repair & Prototyping
- 📻 DIY Power Projects
💡 Why Choose MJE3055?
- ✔️ Proven reliability in real-world applications
- ✔️ Excellent replacement transistor for power sections
- ✔️ Affordable and easily available
- ✔️ Perfect for repair shops, labs, and DIY electronics
📦 Package Includes
-
1 × MJE3055 Power Transistor (TO-220)
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