Overview
The MJE340G is a medium-power NPN silicon transistor manufactured by onsemi. This device is designed for high-voltage general-purpose applications and is particularly suitable for transformerless, line-operated equipment. It features a high power dissipation rating, which enhances its reliability. The transistor is available in a Pb-free package, making it compliant with RoHS standards.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | 300 | Vdc |
| Emitter-Base Voltage | VEB | 3.0 | Vdc |
| Collector Current - Continuous | IC | 500 | mAdc |
| Total Power Dissipation @ TC = 25°C | PD | 20 | W |
| Operating and Storage Junction Temperature Range | TJ, Tstg | –65 to +150 | °C |
| Thermal Resistance, Junction-to-Case | θJC | 6.25 | °C/W |
| DC Current Gain (IC = 50 mAdc, VCE = 10 Vdc) | hFE | 30 - 240 | |
| Collector Cutoff Current (VCB = 300 Vdc, IE = 0) | ICBO | – 100 | μAdc |
| Emitter Cutoff Current (VEB = 3.0 Vdc, IC = 0) | IEBO | – 100 | μAdc |
Key Features
- Suitable for transformerless, line-operated equipment.
- High power dissipation rating for high reliability.
- Pb-free package, RoHS compliant.
- Complementary to MJE350.
- High collector-emitter voltage rating of 300 Vdc.
- Continuous collector current of 500 mAdc.
Applications
The MJE340G transistor is versatile and can be used in various high-voltage general-purpose applications, including:
- Transformerless, line-operated equipment.
- Power amplifiers and switching circuits.
- High-reliability power systems.
- Industrial control and automation.
Q & A
- What is the maximum collector-emitter voltage of the MJE340G transistor?
The maximum collector-emitter voltage (VCEO) is 300 Vdc.
- What is the continuous collector current rating of the MJE340G?
The continuous collector current (IC) is 500 mAdc.
- Is the MJE340G transistor Pb-free and RoHS compliant?
- What is the thermal resistance, junction-to-case (θJC) of the MJE340G?
The thermal resistance, junction-to-case (θJC) is 6.25 °C/W.
- What is the DC current gain (hFE) range of the MJE340G transistor?
The DC current gain (hFE) ranges from 30 to 240 at IC = 50 mAdc and VCE = 10 Vdc.
- What are the operating and storage junction temperature ranges for the MJE340G?
The operating and storage junction temperature ranges are –65 to +150 °C.
- What type of package does the MJE340G transistor come in?
The MJE340G transistor comes in a TO-225 package.
- Is the MJE340G suitable for high-reliability applications?
- What are some common applications of the MJE340G transistor?
- Is the MJE340G transistor complementary to any other transistor model?
