Overview
The STP140NF55 is a high-performance N-channel Power MOSFET developed by STMicroelectronics. It is part of the STripFET™ II series, known for its advanced “Single Feature Size™” strip-based process. This technology enhances the transistor's packing density, resulting in low on-resistance, rugged avalanche characteristics, and improved manufacturing reproducibility. The STP140NF55 is available in the TO-220 package and is designed for high current, high voltage applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Drain-Source Voltage (VDS) | 55 | V |
| Gate-Source Voltage (VGS) | ±20 | V |
| Continuous Drain Current (ID) at TC = 25°C | 80 | A |
| Pulsed Drain Current (IDM) | 320 | A |
| Static Drain-Source On Resistance (RDS(on)) | <0.008 | Ω |
| Total Dissipation at TC = 25°C (PTOT) | 300 | W |
| Thermal Resistance Junction-Case (Rthj-case) | 0.5 | °C/W |
| Thermal Resistance Junction-Ambient (Rthj-amb) | 62.5 | °C/W |
| Maximum Lead Temperature for Soldering | 300 | °C |
Key Features
- Low on-resistance: <0.008 Ω at VGS = 10 V, ID = 40 A.
- High current capability: Continuous drain current up to 80 A and pulsed current up to 320 A.
- Rugged avalanche characteristics and high packing density.
- Low gate charge and fast switching times.
- ECOPACK® lead-free packages compliant with JEDEC Standard JESD97.
Applications
- Motor control.
- High current, switching applications.
- Power management in industrial and automotive systems.
Q & A
- What is the maximum drain-source voltage of the STP140NF55?
The maximum drain-source voltage (VDS) is 55 V. - What is the continuous drain current rating of the STP140NF55?
The continuous drain current (ID) is 80 A at TC = 25°C. - What is the typical on-resistance of the STP140NF55?
The typical static drain-source on-resistance (RDS(on)) is <0.008 Ω at VGS = 10 V, ID = 40 A. - What are the thermal resistance values for the STP140NF55?
The thermal resistance junction-case (Rthj-case) is 0.5 °C/W, and the thermal resistance junction-ambient (Rthj-amb) is 62.5 °C/W. - What is the maximum lead temperature for soldering?
The maximum lead temperature for soldering is 300 °C for 10 seconds, 1.6 mm from the case. - What are the package options for the STP140NF55?
The STP140NF55 is available in the TO-220 package. - What are the key features of the STripFET™ II technology?
The STripFET™ II technology offers low on-resistance, rugged avalanche characteristics, and high packing density. - What are the typical applications of the STP140NF55?
The typical applications include motor control and high current, switching applications. - Is the STP140NF55 lead-free?
Yes, the STP140NF55 is available in ECOPACK® lead-free packages. - What is the gate threshold voltage range of the STP140NF55?
The gate threshold voltage (VGS(th)) range is 2 to 4 V.
