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STW14NK50Z-VB Product details
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1. **STW14NK50Z-VB Product Introduction:**
STW14NK50Z-VB is a single N-channel MOSFET in TO247 package, designed for medium and high voltage applications. With a maximum drain-source voltage (VDS) of 500V, this MOSFET is suitable for power electronic devices that require higher voltage tolerance. With a maximum drain current (ID) of 40A and low on-resistance (RDS(ON) = 80mΩ@VGS=10V), it provides efficient performance for various power conversion and switching applications. STW14NK50Z-VB adopts advanced SJ_Multi-EPI technology to enhance its high voltage working capability and switching performance, ensuring stable operation under high voltage and high current environments. It is widely used in power conversion, motor drive, power management and inverters.
STW14NK50Z-VB is a single N-channel MOSFET in TO247 package, designed for medium and high voltage applications. With a maximum drain-source voltage (VDS) of 500V, this MOSFET is suitable for power electronic devices that require higher voltage tolerance. With a maximum drain current (ID) of 40A and low on-resistance (RDS(ON) = 80mΩ@VGS=10V), it provides efficient performance for various power conversion and switching applications. STW14NK50Z-VB adopts advanced SJ_Multi-EPI technology to enhance its high voltage working capability and switching performance, ensuring stable operation under high voltage and high current environments. It is widely used in power conversion, motor drive, power management and inverters.
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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. **STW14NK50Z-VB Detailed parameter description: **
- **Package type: ** TO247
- **Configuration: ** Single-N-Channel
- **Maximum drain-source voltage (VDS): ** 500V
- **Maximum gate-source voltage (VGS): ** ±30V
- **Threshold voltage (Vth): ** 3.8V
- **On-resistance (RDS(ON)): ** 80mΩ @ VGS=10V
- **Maximum drain current (ID): ** 40A
- **Technology: ** SJ_Multi-EPI (Super Junction Multi-Epitaxial Technology)
- **Operating temperature range: ** -55°C to +150°C
- **Power loss: ** Suitable for medium to high power applications
- **Application areas: ** Power conversion, switching power supply, motor drive, inverter, etc.
- **Package type: ** TO247
- **Configuration: ** Single-N-Channel
- **Maximum drain-source voltage (VDS): ** 500V
- **Maximum gate-source voltage (VGS): ** ±30V
- **Threshold voltage (Vth): ** 3.8V
- **On-resistance (RDS(ON)): ** 80mΩ @ VGS=10V
- **Maximum drain current (ID): ** 40A
- **Technology: ** SJ_Multi-EPI (Super Junction Multi-Epitaxial Technology)
- **Operating temperature range: ** -55°C to +150°C
- **Power loss: ** Suitable for medium to high power applications
- **Application areas: ** Power conversion, switching power supply, motor drive, inverter, etc.
Domain and module applications：
3. **Application fields and module examples:**
**1. Switching power supply and power conversion:**
The 500V drain-source voltage of STW14NK50Z-VB makes it suitable for high-voltage power supply systems, especially in switching power supplies (AC-DC and DC-DC converters). Its low on-resistance and high withstand voltage characteristics make it an ideal choice for efficient power conversion, and it can provide stable performance in various power modules, especially in power modules that require high efficiency and high reliability.
**2. Motor drive system:**
This MOSFET is widely used in motor drive systems, especially in industrial motor control circuits that need to withstand high voltage and high current. STW14NK50Z-VB is suitable for control systems of high-power motors such as industrial machinery and power tools, and performs well in driving and regulating motor speed, power and torque.
**3. Inverters and Renewable Energy: **
STW14NK50Z-VB also excels in inverter applications, especially in photovoltaic inverters and wind power generation systems. Due to its high voltage tolerance and low switching losses, STW14NK50Z-VB can effectively convert DC power into AC power, helping to improve power conversion efficiency. Its stable operating performance makes it an ideal choice for the renewable energy field.
**4. Power Distribution and Control Systems: **
STW14NK50Z-VB is suitable for power distribution and control modules, especially in medium-power power switching and protection systems. In power distribution systems, this MOSFET can be used as a power switch, current limiter, and power protection element to ensure system stability and safety and prevent current overloads and voltage surges.
**5. High-voltage power supply and battery management system: **
STW14NK50Z-VB can also be used in high-voltage power supply and battery management systems, especially in the battery management system (BMS) of electric vehicles (EV) and hybrid electric vehicles (HEV). It can handle the charge and discharge management of high-voltage battery packs and help improve the efficiency and life of the battery system.
**1. Switching power supply and power conversion:**
The 500V drain-source voltage of STW14NK50Z-VB makes it suitable for high-voltage power supply systems, especially in switching power supplies (AC-DC and DC-DC converters). Its low on-resistance and high withstand voltage characteristics make it an ideal choice for efficient power conversion, and it can provide stable performance in various power modules, especially in power modules that require high efficiency and high reliability.
**2. Motor drive system:**
This MOSFET is widely used in motor drive systems, especially in industrial motor control circuits that need to withstand high voltage and high current. STW14NK50Z-VB is suitable for control systems of high-power motors such as industrial machinery and power tools, and performs well in driving and regulating motor speed, power and torque.
**3. Inverters and Renewable Energy: **
STW14NK50Z-VB also excels in inverter applications, especially in photovoltaic inverters and wind power generation systems. Due to its high voltage tolerance and low switching losses, STW14NK50Z-VB can effectively convert DC power into AC power, helping to improve power conversion efficiency. Its stable operating performance makes it an ideal choice for the renewable energy field.
**4. Power Distribution and Control Systems: **
STW14NK50Z-VB is suitable for power distribution and control modules, especially in medium-power power switching and protection systems. In power distribution systems, this MOSFET can be used as a power switch, current limiter, and power protection element to ensure system stability and safety and prevent current overloads and voltage surges.
**5. High-voltage power supply and battery management system: **
STW14NK50Z-VB can also be used in high-voltage power supply and battery management systems, especially in the battery management system (BMS) of electric vehicles (EV) and hybrid electric vehicles (HEV). It can handle the charge and discharge management of high-voltage battery packs and help improve the efficiency and life of the battery system.
* 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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