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STH33N20-VB Product details
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1. **Product Introduction - STH15NB50-VB**
STH15NB50-VB is a unipolar N-type MOSFET in TO247 package with a drain-source voltage (VDS) withstand capability of 500V, designed for medium-to-high power, high-efficiency applications. Based on SJ_Multi-EPI technology, the device has low on-resistance (RDS(ON)) and high current carrying capacity (40A). Its excellent switching characteristics and power conversion capabilities make it an ideal choice for switching power supplies, motor drives, power management and other industrial power applications. STH15NB50-VB performs well in high-voltage, current-intensive applications, providing high efficiency and stability, and is widely used in power management systems, power tools, industrial controls and electric vehicles.
STH15NB50-VB is a unipolar N-type MOSFET in TO247 package with a drain-source voltage (VDS) withstand capability of 500V, designed for medium-to-high power, high-efficiency applications. Based on SJ_Multi-EPI technology, the device has low on-resistance (RDS(ON)) and high current carrying capacity (40A). Its excellent switching characteristics and power conversion capabilities make it an ideal choice for switching power supplies, motor drives, power management and other industrial power applications. STH15NB50-VB performs well in high-voltage, current-intensive applications, providing high efficiency and stability, and is widely used in power management systems, power tools, industrial controls and electric vehicles.
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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 | 200V | 3V | 35A | 56mΩ | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO247 | Single-N | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO247 | Single-N | 200V | 3V | 35A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO247 | Single-N | 200V | 3V | 35A | Trench |
| 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 (with low on-resistance and high efficiency)
- **Maximum power dissipation**: The power dissipation capacity varies depending on the actual application and heat dissipation conditions. Usually a heat sink is required for heat dissipation management.
- **Operating temperature range**: -55°C to 150°C (suitable for various industrial and automotive electronic 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 (with low on-resistance and high efficiency)
- **Maximum power dissipation**: The power dissipation capacity varies depending on the actual application and heat dissipation conditions. Usually a heat sink is required for heat dissipation management.
- **Operating temperature range**: -55°C to 150°C (suitable for various industrial and automotive electronic applications)
Domain and module applications：
3. **Application fields and module examples**
- **Switching power supply (SMPS)**: STH15NB50-VB is widely used in switching power supplies (SMPS), especially for AC-DC and DC-DC converters. Its 500V withstand voltage enables it to efficiently handle high voltage inputs, and its low on-resistance (80mΩ) reduces power loss and improves energy efficiency, making it particularly suitable for high-power power management systems such as server power supplies, industrial power supplies, and high-efficiency communication equipment.
- **Motor drive system**: STH15NB50-VB's high current carrying capacity (40A) makes it an ideal choice for motor control systems, especially in power tools, electric vehicles (EVs), robots, and industrial automation equipment that require high-power drives. Its excellent switching performance and high voltage withstand capability can ensure efficient and stable operation of the motor.
- **Electric Vehicles (EV) and Hybrid Electric Vehicles (HEV)**: This MOSFET is used in battery management systems (BMS) and motor drive control in electric vehicles (EV) and hybrid electric vehicles (HEV). The 500V withstand voltage supports efficient energy conversion between the battery pack and the motor, while ensuring safety and reliability during battery charging and discharging.
- **Power Factor Correction (PFC) Circuit**: In the power factor correction (PFC) circuit, the STH15NB50-VB can provide efficient power factor correction and power conversion. Its low on-resistance (80mΩ) helps reduce power loss, thereby improving the efficiency of the entire system, especially in high-power switching power supplies and industrial power systems.
- **Home Appliances and Consumer Electronics**: The STH15NB50-VB is also suitable for some high-power home appliances and consumer electronic devices, such as smart home devices, washing machines, refrigerators, etc. Due to its high current carrying capacity and low power consumption, it can efficiently handle power management and drive tasks in home appliances, improving the energy efficiency and reliability of products.
- **Welding machines and industrial power equipment**: In welding machines, power transmission equipment, and other industrial power equipment, the high current capability and stable switching performance of the STH15NB50-VB enable it to provide reliable power management in harsh industrial environments. It can effectively control and convert high-power currents to ensure continuous and efficient operation of equipment.
In summary, the STH15NB50-VB is a high-performance 500V N-type MOSFET that is widely used in switching power supplies, motor control, electric vehicles, power factor correction, home appliances, and industrial power systems. Its excellent performance characteristics make it a key component in various high-efficiency power conversion and management systems, providing stable and reliable power control.
- **Switching power supply (SMPS)**: STH15NB50-VB is widely used in switching power supplies (SMPS), especially for AC-DC and DC-DC converters. Its 500V withstand voltage enables it to efficiently handle high voltage inputs, and its low on-resistance (80mΩ) reduces power loss and improves energy efficiency, making it particularly suitable for high-power power management systems such as server power supplies, industrial power supplies, and high-efficiency communication equipment.
- **Motor drive system**: STH15NB50-VB's high current carrying capacity (40A) makes it an ideal choice for motor control systems, especially in power tools, electric vehicles (EVs), robots, and industrial automation equipment that require high-power drives. Its excellent switching performance and high voltage withstand capability can ensure efficient and stable operation of the motor.
- **Electric Vehicles (EV) and Hybrid Electric Vehicles (HEV)**: This MOSFET is used in battery management systems (BMS) and motor drive control in electric vehicles (EV) and hybrid electric vehicles (HEV). The 500V withstand voltage supports efficient energy conversion between the battery pack and the motor, while ensuring safety and reliability during battery charging and discharging.
- **Power Factor Correction (PFC) Circuit**: In the power factor correction (PFC) circuit, the STH15NB50-VB can provide efficient power factor correction and power conversion. Its low on-resistance (80mΩ) helps reduce power loss, thereby improving the efficiency of the entire system, especially in high-power switching power supplies and industrial power systems.
- **Home Appliances and Consumer Electronics**: The STH15NB50-VB is also suitable for some high-power home appliances and consumer electronic devices, such as smart home devices, washing machines, refrigerators, etc. Due to its high current carrying capacity and low power consumption, it can efficiently handle power management and drive tasks in home appliances, improving the energy efficiency and reliability of products.
- **Welding machines and industrial power equipment**: In welding machines, power transmission equipment, and other industrial power equipment, the high current capability and stable switching performance of the STH15NB50-VB enable it to provide reliable power management in harsh industrial environments. It can effectively control and convert high-power currents to ensure continuous and efficient operation of equipment.
In summary, the STH15NB50-VB is a high-performance 500V N-type MOSFET that is widely used in switching power supplies, motor control, electric vehicles, power factor correction, home appliances, and industrial power systems. Its excellent performance characteristics make it a key component in various high-efficiency power conversion and management systems, providing stable and reliable power control.
* 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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