Overview
The MJD31CT4 is a low voltage NPN power transistor manufactured by STMicroelectronics. This transistor is part of the MJD31C series and is known for its high gain performance and very low saturation voltage. It is produced using planar technology with a 'base island' layout, making it suitable for a variety of applications. The device is packaged in a surface-mount TO-252 (DPAK) package and is available in tape and reel format.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Polarity | NPN | |
| Type | Power Transistor | |
| CE Voltage-Max | 100 | V |
| Collector Current Max | 3 | A |
| Collector Peak Current | 5 | A |
| Base Current | 1 | A |
| Total Power Dissipation at Tc = 25 °C | 15 | W |
| Storage Temperature | -65 to 150 | °C |
| Max. Operating Junction Temperature | 150 | °C |
| Thermal Resistance Junction-Case Max | 8.3 | °C/W |
| Thermal Resistance Junction-PCB Max | 50 | °C/W |
| Package Style | TO-252-3 (DPAK) | |
| Mounting Method | Surface Mount |
Key Features
- Manufactured in planar technology with 'base island' layout, offering exceptional high gain performance and very low saturation voltage.
- Surface-mounting TO-252 power package in tape and reel format.
- Complementary to the PNP type MJD32C.
- AEC-Q101 qualified, making it suitable for automotive applications.
Applications
The MJD31CT4 is designed for general purpose linear and switching equipment. Its high gain and low saturation voltage make it particularly useful in a variety of applications, including automotive systems due to its AEC-Q101 qualification.
Q & A
- What is the polarity of the MJD31CT4 transistor?
The MJD31CT4 is an NPN transistor. - What is the maximum collector current of the MJD31CT4?
The maximum collector current is 3 A, with a peak current of 5 A. - What is the maximum collector-emitter voltage of the MJD31CT4?
The maximum collector-emitter voltage is 100 V. - What is the thermal resistance junction-case max of the MJD31CT4?
The thermal resistance junction-case max is 8.3 °C/W). - What is the package style of the MJD31CT4?
The package style is TO-252-3 (DPAK)). - Is the MJD31CT4 suitable for automotive applications?
Yes, the MJD31CT4 is AEC-Q101 qualified, making it suitable for automotive applications). - What is the maximum operating junction temperature of the MJD31CT4?
The maximum operating junction temperature is 150 °C). - What is the total power dissipation at Tc = 25 °C for the MJD31CT4?
The total power dissipation at Tc = 25 °C is 15 W). - What is the collector-emitter saturation voltage of the MJD31CT4?
The collector-emitter saturation voltage is typically 1.2 V). - Is the MJD31CT4 available in tape and reel format?
Yes, the MJD31CT4 is available in tape and reel format).
