Overview
The STP140N8F7 is an N-channel Power MOSFET developed by STMicroelectronics, utilizing the advanced STripFET™ F7 technology. This device is characterized by its enhanced trench gate structure, which results in very low on-state resistance and reduced internal capacitance and gate charge. This design enables faster and more efficient switching, making it highly suitable for various high-performance applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Drain-source voltage (VDS) | 80 | V |
| Gate-source voltage (VGS) | ±20 | V |
| Drain current (continuous) at TC = 25 °C (ID) | 90 | A |
| Drain current (pulsed) (IDM) | 360 | A |
| Total dissipation at TC = 25 °C (PTOT) | 200 | W |
| Operating junction temperature (Tj) | -55 to 175 | °C |
| Static drain-source on-resistance (RDS(on)) | 3.5 - 4.3 | mΩ |
| Gate threshold voltage (VGS(th)) | 2.5 - 4.5 | V |
| Input capacitance (Ciss) | 6340 | pF |
| Output capacitance (Coss) | 1195 | pF |
| Reverse transfer capacitance (Crss) | 105 | pF |
| Total gate charge (Qg) | 96 | nC |
Key Features
- Among the lowest RDS(on) on the market, with a typical value of 3.5 mΩ.
- Excellent figure of merit (FoM) for high efficiency.
- Low Crss/Ciss ratio for improved EMI immunity.
- High avalanche ruggedness.
- Ultra-low gate charge and low on-resistance.
- 100% avalanche tested.
Applications
The STP140N8F7 is primarily designed for switching applications, where high efficiency, low on-state resistance, and fast switching times are crucial. These include but are not limited to power supplies, motor control, and other high-power electronic systems.
Q & A
- What is the maximum drain-source voltage of the STP140N8F7? The maximum drain-source voltage (VDS) is 80 V.
- What is the typical on-state resistance of the STP140N8F7? The typical on-state resistance (RDS(on)) is 3.5 mΩ.
- What is the maximum continuous drain current at 25 °C? The maximum continuous drain current (ID) at 25 °C is 90 A.
- What is the total dissipation at 25 °C? The total dissipation (PTOT) at 25 °C is 200 W.
- What is the operating junction temperature range? The operating junction temperature (Tj) range is -55 to 175 °C.
- What are the key features of the STP140N8F7? Key features include low RDS(on), excellent FoM, low Crss/Ciss ratio, high avalanche ruggedness, and ultra-low gate charge.
- What are the typical applications of the STP140N8F7? Typical applications include switching applications such as power supplies and motor control.
- What package type is the STP140N8F7 available in? The STP140N8F7 is available in a TO-220 package.
- What is the gate threshold voltage range of the STP140N8F7? The gate threshold voltage (VGS(th)) range is 2.5 to 4.5 V.
- What is the total gate charge of the STP140N8F7? The total gate charge (Qg) is 96 nC.
