Overview
The MJB5742T4G is an NPN Silicon Power Darlington Transistor produced by onsemi. This transistor is designed for high-current and high-voltage applications, making it suitable for a variety of power management and control systems. It features a built-in diode and resistor, enhancing its functionality and ease of use in circuit designs.
Key Specifications
| Characteristic | Value | Unit |
|---|---|---|
| Collector Current (IC) | 8.0 | A |
| Collector-Emitter Voltage (VCE) | 400 | V |
| Base-Emitter Voltage (VBE) | 2.5 | V |
| Thermal Resistance, Junction-to-Case (RθJC) | 1.25 | °C/W |
| Thermal Resistance, Junction-to-Ambient (RθJA) | - | °C/W |
| Polarity | NPN | - |
| Configuration | Darlington with Built-in Diode and Resistor | - |
| Surface Mount | Yes | - |
Key Features
- High collector current of up to 8.0 A, making it suitable for high-power applications.
- High collector-emitter voltage of 400 V, providing robust performance in high-voltage systems.
- Built-in diode and resistor, simplifying circuit design and reducing component count.
- Surface mount package, facilitating easy integration into modern PCB designs.
- High thermal performance with a thermal resistance of 1.25 °C/W from junction to case.
Applications
The MJB5742T4G is versatile and can be used in a variety of applications, including:
- Power management systems requiring high current and voltage handling.
- Motor control and drive systems.
- Industrial automation and control systems.
- High-power switching and amplification circuits.
- Automotive and aerospace systems where reliability and high performance are critical.
Q & A
- What is the collector current rating of the MJB5742T4G?
The collector current rating is up to 8.0 A. - What is the maximum collector-emitter voltage of the MJB5742T4G?
The maximum collector-emitter voltage is 400 V. - Does the MJB5742T4G have a built-in diode and resistor?
Yes, it features a built-in diode and resistor. - Is the MJB5742T4G a surface mount device?
Yes, it is a surface mount device. - What is the thermal resistance from junction to case for the MJB5742T4G?
The thermal resistance from junction to case is 1.25 °C/W. - What type of transistor is the MJB5742T4G?
The MJB5742T4G is an NPN Silicon Power Darlington Transistor. - What are some common applications for the MJB5742T4G?
Common applications include power management systems, motor control, industrial automation, high-power switching, and automotive/aerospace systems. - Where can I find detailed specifications for the MJB5742T4G?
Detailed specifications can be found in the datasheet available on onsemi's official website and other electronics component distributors like Mouser and Digi-Key. - What is the polarity of the MJB5742T4G transistor?
The polarity is NPN. - How does the built-in diode and resistor benefit the circuit design?
The built-in diode and resistor simplify circuit design by reducing the number of external components needed.
