onsemi

MJW21194G

MJW21194G Description

The MJW21194G from onsemi is a high-performance NPN bipolar junction transistor (BJT) designed for demanding power-switching and amplification applications. With a 250V collector-emitter breakdown voltage (V_CE) and a 16A maximum collector current (I_C), this transistor delivers robust performance in high-voltage, high-current environments. Its 4MHz transition frequency ensures efficient switching, while a DC current gain (h_FE) of 20 @ 8A, 5V provides reliable amplification. Packaged in a TO-247-3 through-hole format, the MJW21194G is ideal for industrial and automotive applications requiring durability and thermal efficiency.

MJW21194G Features

• High Voltage & Current Handling: 250V V_CE and 16A I_C support power-intensive designs.
• Low Saturation Voltage: 4V @ 3.2A, 16A minimizes power loss in switching applications.
• High Transition Frequency: 4MHz enables fast switching for PWM and motor control.
• Thermal Efficiency: 200W max power dissipation with a TO-247-3 package for superior heat management.
• Reliable Gain: h_FE of 20 @ 8A, 5V ensures stable amplification.
• Compliance: ROHS3, REACH Unaffected, EAR99 for global regulatory adherence.

MJW21194G Applications

• Power Supplies: High-efficiency switching in SMPS and inverters.
• Motor Drives: Robust control in industrial and automotive motor systems.
• Audio Amplifiers: High-fidelity amplification in Class AB/B designs.
• Inductive Load Switching: Reliable performance in solenoids and relays.
• Automotive Systems: Ignition circuits and electronic control units (ECUs).

Conclusion of MJW21194G

The MJW21194G stands out as a high-voltage, high-current NPN transistor with superior switching speed, thermal performance, and reliability. Its TO-247-3 package and 200W power handling make it ideal for industrial, automotive, and power electronics applications. Compared to similar models, it offers lower saturation losses and higher transition frequency, ensuring efficiency in dynamic loads. For engineers seeking a rugged, high-performance BJT, the MJW21194G is a top-tier choice.