2N3773 Transistor NPN Power Transistors. 2N3773 Transistor. 2N3773 Transistor HEL Complay. 2N3773 Transistor NPN BEL Original . 2n3773 transistor pinout. 3773 transistor original bell. 2n3773 transistor bell company price.
- Collector − Emitter Voltage: 140V
- Collector − Base Voltage: 160V
- Emitter − Base Voltage: 7V
- Collector Current: 16A
- Total Power Dissipation: 150W
Download 2n3773 Transistor Datasheet PDF.
2N3773 Transistor NPN – BEL Original | High-Power TO-3 Metal Package
The 2N3773 NPN Power Transistor (BEL Original) is a heavy-duty silicon transistor designed for high-power audio amplifiers, DC power supplies, inverter circuits, and industrial control systems. Built with strict BEL quality standards, this transistor delivers excellent current handling, superior thermal stability, and long-term reliability.
Recommended for technical persons, repair engineers, and DIY professionals only.
✅ Key Features
- Original BEL (Bharat Electronics Ltd.) high-quality component
- High collector current handling up to 16A
- Very high power dissipation (150W)
- TO-3 metal can package for superior heat dissipation
- Suitable for audio amplifiers, inverters, SMPS, battery chargers
- Rugged design for industrial & professional applications
- Stable performance even under continuous load
📦 Applications
- High-power audio amplifier output stage
- UPS & inverter power stage
- DC motor drivers
- Regulated & unregulated power supply
- Industrial control equipment
- High-current switching circuits
📘 Full Technical Specifications (2N3773 – BEL Original)
| Parameter | Specification |
|---|---|
| Transistor Type | NPN Power Transistor |
| Package | TO-3 Metal Can |
| Collector–Emitter Voltage (VCEO) | 140V |
| Collector–Base Voltage (VCBO) | 160V |
| Emitter–Base Voltage (VEBO) | 7V |
| Collector Current (IC max) | 16A |
| Power Dissipation (PD max) | 150W |
| DC Current Gain (hFE) | 20 – 70 |
| Transition Frequency (fT) | 2 MHz (typical) |
| Operating Temperature | −65°C to +200°C |
| Mounting Style | Through-hole (TO-3) |
| Polarity | NPN |
| Material | Silicon |
| Manufacturer | BEL (Bharat Electronics Limited) |
⭐ Why Buy BEL Original 2N3773?
- 100% genuine BEL quality
- High durability for continuous heavy-load operation
- Trusted by technicians for amplifier repair, inverter repair, and industrial circuits


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