Overview
The MJE243G is a complementary silicon power transistor produced by onsemi, specifically designed as an NPN transistor. It is part of the MJE243/MJE253 series, which includes both NPN and PNP types. This transistor is optimized for low power audio amplifier and low-current, high-speed switching applications. The MJE243G is known for its high collector-emitter sustaining voltage, high DC current gain, and low collector-emitter saturation voltage, making it suitable for a variety of electronic circuits.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | 100 | Vdc |
| Collector-Base Voltage | VCB | 100 | Vdc |
| Emitter-Base Voltage | VEB | 7.0 | Vdc |
| Collector Current - Continuous | IC | 4.0 | Adc |
| Collector Current - Peak | ICM | 8.0 | Adc |
| Base Current | IB | 1.0 | Adc |
| Total Power Dissipation @ TC = 25°C | PD | 15 | W |
| Operating and Storage Junction Temperature Range | TJ, Tstg | –65 to +150 | °C |
| Transition Frequency | fT | 40 | MHz |
| Collector Capacitance | Cob | 50 | pF |
| Forward Current Transfer Ratio (hFE), MIN | hFE | 40 |
Key Features
- High Collector-Emitter Sustaining Voltage
- High DC Current Gain
- Low Collector-Emitter Saturation Voltage
- High Current Gain Bandwidth Product
- Annular Construction for Low Leakages
- Pb-Free and RoHS Compliant
Applications
The MJE243G is designed for low power audio amplifier and low-current, high-speed switching applications. It is suitable for use in various electronic circuits where high reliability and performance are required, such as in audio equipment, switching circuits, and general-purpose amplifiers.
Q & A
- What is the maximum collector-emitter voltage of the MJE243G?
The maximum collector-emitter voltage (VCEO) is 100 Vdc.
- What is the continuous collector current rating of the MJE243G?
The continuous collector current (IC) is 4.0 Adc.
- What is the peak collector current rating of the MJE243G?
The peak collector current (ICM) is 8.0 Adc.
- What is the maximum base current rating of the MJE243G?
The maximum base current (IB) is 1.0 Adc.
- What is the total power dissipation of the MJE243G at TC = 25°C?
The total power dissipation (PD) at TC = 25°C is 15 W.
- What is the operating and storage junction temperature range of the MJE243G?
The operating and storage junction temperature range (TJ, Tstg) is –65 to +150 °C.
- What is the transition frequency of the MJE243G?
The transition frequency (fT) is 40 MHz.
- Is the MJE243G Pb-Free and RoHS Compliant?
- What is the typical collector-emitter saturation voltage of the MJE243G?
The typical collector-emitter saturation voltage (VCE(sat)) is 0.3 to 0.6 V.
- What package type is the MJE243G available in?
The MJE243G is available in the TO-225 package.
