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STH15NA50-VB Product details
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1. **Product Introduction - STH15NA50-VB**
STH15NA50-VB is a unipolar N-type MOSFET in TO247 package with a drain-source voltage (VDS) withstand voltage of 500V. This MOSFET adopts SJ_Multi-EPI technology and has low on-resistance (RDS(ON)) and high current carrying capacity (40A). STH15NA50-VB is mainly used in applications such as medium and high voltage power management, switching power supplies and motor drives, and can provide efficient energy conversion and switching performance. With its excellent current control capability and high efficiency, it is widely used in industrial power supplies, automotive electronics and power conversion equipment.
STH15NA50-VB is a unipolar N-type MOSFET in TO247 package with a drain-source voltage (VDS) withstand voltage of 500V. This MOSFET adopts SJ_Multi-EPI technology and has low on-resistance (RDS(ON)) and high current carrying capacity (40A). STH15NA50-VB is mainly used in applications such as medium and high voltage power management, switching power supplies and motor drives, and can provide efficient energy conversion and switching performance. With its excellent current control capability and high efficiency, it is widely used in industrial power supplies, automotive electronics and power conversion equipment.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO247 | Single-N | 500V | 3.8V | 40A | 80mΩ | SJ_Multi-EPI |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO247 | Single-N | SJ_Multi-EPI |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO247 | Single-N | 500V | 3.8V | 40A | SJ_Multi-EPI |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO247 | Single-N | 500V | 3.8V | 40A | SJ_Multi-EPI |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO247 | Single-N |
2. **Detailed parameter description**
- **Package type**: TO247
- **Configuration**: Unipolar N-type MOSFET
- **Drain-source voltage (VDS)**: 500V
- **Gate-source voltage (VGS)**: ±30V
- **Threshold voltage (Vth)**: 3.8V
- **On-resistance (RDS(ON))**: 80mΩ@VGS=10V
- **Maximum drain current (ID)**: 40A
- **Technology type**: SJ_Multi-EPI technology (provides efficient current conduction and low on-resistance)
- **Maximum power dissipation**: Depends on the working environment and heat dissipation conditions. Generally, a heat sink is required to ensure its stable operation.
- **Operating temperature range**: -55°C to 150°C (suitable for a wide range of industrial and automotive electronics applications)
- **Package type**: TO247
- **Configuration**: Unipolar N-type MOSFET
- **Drain-source voltage (VDS)**: 500V
- **Gate-source voltage (VGS)**: ±30V
- **Threshold voltage (Vth)**: 3.8V
- **On-resistance (RDS(ON))**: 80mΩ@VGS=10V
- **Maximum drain current (ID)**: 40A
- **Technology type**: SJ_Multi-EPI technology (provides efficient current conduction and low on-resistance)
- **Maximum power dissipation**: Depends on the working environment and heat dissipation conditions. Generally, a heat sink is required to ensure its stable operation.
- **Operating temperature range**: -55°C to 150°C (suitable for a wide range of industrial and automotive electronics applications)
Domain and module applications：
3. **Application fields and module examples**
- **Switching power supply (SMPS)**: STH15NA50-VB has a wide range of applications in switching power supplies (SMPS), especially in high voltage input power converters. Its 500V withstand voltage capability enables it to efficiently handle high voltage inputs while reducing power loss and improving energy efficiency through lower on-resistance (80mΩ), making it particularly suitable for power management modules such as AC-DC and DC-DC converters.
- **Motor drive system**: In motor drives for industrial automation and power tools, STH15NA50-VB provides high current control capability (40A) and high voltage withstand capability, and can efficiently drive a variety of DC motors and AC motors. Its fast response and high power conversion capabilities make it suitable for applications such as industrial machinery, robots, and power tools.
- **Electric Vehicles (EV) and Hybrid Electric Vehicles (HEV)**: In the battery management system (BMS) of EVs and HEVs, the STH15NA50-VB MOSFET can be used as a switching element for battery control and motor drive. Its high voltage withstand capability of up to 500V can cope with the high voltage battery packs commonly found in EVs, providing efficient power conversion and control.
- **Power Factor Correction (PFC) Circuits**: The STH15NA50-VB is suitable for power factor correction (PFC) circuits, especially under high voltage conditions. By reducing the on-resistance, it can reduce power loss and improve the overall power factor, improving the energy efficiency of the system. In high-power switching power supplies and industrial power equipment, it can significantly improve efficiency and reduce heat build-up.
- **Home Appliances and Consumer Electronics**: The STH15NA50-VB also plays an important role in some high-performance home appliances and consumer electronic devices, providing stable power control as a switching element. Due to its high current carrying capacity and low on-resistance, it can improve the efficiency of power conversion and reduce the power consumption of equipment, and is particularly suitable for high-efficiency power modules.
- **Industrial Power Equipment and Welding Machines**: STH15NA50-VB is also used in industrial power equipment, such as welding machines, power transmission equipment, etc. Its high current and high voltage capabilities make it an ideal switching element in these high-power devices, helping to provide stable power conversion and drive.
In summary, STH15NA50-VB is an efficient and reliable 500V MOSFET suitable for various power electronic systems, especially in switching power supplies, motor control, electric vehicles, power factor correction and industrial power equipment, which can greatly improve energy efficiency, reliability and stability.
- **Switching power supply (SMPS)**: STH15NA50-VB has a wide range of applications in switching power supplies (SMPS), especially in high voltage input power converters. Its 500V withstand voltage capability enables it to efficiently handle high voltage inputs while reducing power loss and improving energy efficiency through lower on-resistance (80mΩ), making it particularly suitable for power management modules such as AC-DC and DC-DC converters.
- **Motor drive system**: In motor drives for industrial automation and power tools, STH15NA50-VB provides high current control capability (40A) and high voltage withstand capability, and can efficiently drive a variety of DC motors and AC motors. Its fast response and high power conversion capabilities make it suitable for applications such as industrial machinery, robots, and power tools.
- **Electric Vehicles (EV) and Hybrid Electric Vehicles (HEV)**: In the battery management system (BMS) of EVs and HEVs, the STH15NA50-VB MOSFET can be used as a switching element for battery control and motor drive. Its high voltage withstand capability of up to 500V can cope with the high voltage battery packs commonly found in EVs, providing efficient power conversion and control.
- **Power Factor Correction (PFC) Circuits**: The STH15NA50-VB is suitable for power factor correction (PFC) circuits, especially under high voltage conditions. By reducing the on-resistance, it can reduce power loss and improve the overall power factor, improving the energy efficiency of the system. In high-power switching power supplies and industrial power equipment, it can significantly improve efficiency and reduce heat build-up.
- **Home Appliances and Consumer Electronics**: The STH15NA50-VB also plays an important role in some high-performance home appliances and consumer electronic devices, providing stable power control as a switching element. Due to its high current carrying capacity and low on-resistance, it can improve the efficiency of power conversion and reduce the power consumption of equipment, and is particularly suitable for high-efficiency power modules.
- **Industrial Power Equipment and Welding Machines**: STH15NA50-VB is also used in industrial power equipment, such as welding machines, power transmission equipment, etc. Its high current and high voltage capabilities make it an ideal switching element in these high-power devices, helping to provide stable power conversion and drive.
In summary, STH15NA50-VB is an efficient and reliable 500V MOSFET suitable for various power electronic systems, especially in switching power supplies, motor control, electric vehicles, power factor correction and industrial power equipment, which can greatly improve energy efficiency, reliability and stability.
* Please note: the above is only an example application scenario, the specific application depends on the requirements and conditions of the system design. When using this device, consult its data sheet for detailed technical specifications and features
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