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STW9NK70Z-VB Product details
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Product Introduction
STW9NK70Z-VB is an N-Channel MOSFET based on SJ_Multi-EPI technology, with excellent voltage resistance and low switching loss characteristics, suitable for high-voltage applications. Its rated drain-source voltage (VDS) is up to 700V, suitable for power conversion, switching power supplies and other high-voltage control circuits. This device is packaged in TO247 package, with good heat dissipation performance and high voltage resistance, suitable for handling medium-power applications. STW9NK70Z-VB MOSFET provides relatively low RDS(ON), reduces conduction losses, and has a high current carrying capacity (ID is 11A), which is widely used in high-voltage DC power supplies and other power electronics fields.
STW9NK70Z-VB is an N-Channel MOSFET based on SJ_Multi-EPI technology, with excellent voltage resistance and low switching loss characteristics, suitable for high-voltage applications. Its rated drain-source voltage (VDS) is up to 700V, suitable for power conversion, switching power supplies and other high-voltage control circuits. This device is packaged in TO247 package, with good heat dissipation performance and high voltage resistance, suitable for handling medium-power applications. STW9NK70Z-VB MOSFET provides relatively low RDS(ON), reduces conduction losses, and has a high current carrying capacity (ID is 11A), which is widely used in high-voltage DC power supplies and other power electronics fields.
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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 | 700V | 3.5V | 11A | 450mΩ | 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 | 700V | 3.5V | 11A | SJ_Multi-EPI |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO247 | Single-N | 700V | 3.5V | 11A | SJ_Multi-EPI |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO247 | Single-N |
Detailed parameter description
- **Model**: STW9NK70Z-VB
- **Package**: TO247
- **Configuration**: Unipolar N-Channel
- **VDS (drain-source voltage)**: 700V
- **VGS (gate-source voltage)**: ±30V
- **Vth (threshold voltage)**: 3.5V
- **RDS(ON)**: 450mΩ @ VGS = 10V
- **ID (maximum drain current)**: 11A
- **Technology**: SJ_Multi-EPI (super junction multi-epitaxial technology)
- **Switching frequency**: Suitable for medium and high frequency switching applications
- **Operating temperature range**: -55°C to 150°C
- **Drain-source current**: 11A
- **On-resistance (RDS(ON))**: Lower on-resistance helps reduce conduction losses and improve overall efficiency.
- **Model**: STW9NK70Z-VB
- **Package**: TO247
- **Configuration**: Unipolar N-Channel
- **VDS (drain-source voltage)**: 700V
- **VGS (gate-source voltage)**: ±30V
- **Vth (threshold voltage)**: 3.5V
- **RDS(ON)**: 450mΩ @ VGS = 10V
- **ID (maximum drain current)**: 11A
- **Technology**: SJ_Multi-EPI (super junction multi-epitaxial technology)
- **Switching frequency**: Suitable for medium and high frequency switching applications
- **Operating temperature range**: -55°C to 150°C
- **Drain-source current**: 11A
- **On-resistance (RDS(ON))**: Lower on-resistance helps reduce conduction losses and improve overall efficiency.
Domain and module applications：
Applicable fields and modules
1. **Power supply system**
STW9NK70Z-VB has high withstand voltage (700V) and high current carrying capacity (11A), so it is very suitable for high-voltage power modules, especially in power devices such as AC-DC power supplies, switching power supplies (SMPS), uninterruptible power supplies (UPS), etc., which can effectively manage the switching of high voltage and high current.
2. **DC power management**
This MOSFET is suitable for DC-DC converters for voltage conversion and regulation. Due to its low on-resistance and high withstand voltage characteristics, it can operate stably without generating a lot of heat, and is suitable for medium and high power DC power conversion.
3. **Power tools and battery management systems**
In power tools or battery management systems (BMS), this MOSFET can provide high efficiency and stability, and is suitable for applications that require high-frequency switching and high voltage and current management. For example, during battery charging and battery discharging of power tools, the STW9NK70Z-VB can provide reliable switching performance.
4. **Industrial power control module**
In industrial automation, motor drive and high-power power control systems, the STW9NK70Z-VB can provide the advantages of high withstand voltage and low on-resistance for use in power switches and power regulation systems, especially in equipment such as DC motor speed regulation and frequency converters.
5. **Photovoltaic inverter**
In the inverter of a photovoltaic system, this MOSFET can efficiently process the DC power from the solar panel and convert it into AC power. It is suitable for applications where high-voltage DC power conversion is required, ensuring high efficiency and stability of the inverter during operation.
1. **Power supply system**
STW9NK70Z-VB has high withstand voltage (700V) and high current carrying capacity (11A), so it is very suitable for high-voltage power modules, especially in power devices such as AC-DC power supplies, switching power supplies (SMPS), uninterruptible power supplies (UPS), etc., which can effectively manage the switching of high voltage and high current.
2. **DC power management**
This MOSFET is suitable for DC-DC converters for voltage conversion and regulation. Due to its low on-resistance and high withstand voltage characteristics, it can operate stably without generating a lot of heat, and is suitable for medium and high power DC power conversion.
3. **Power tools and battery management systems**
In power tools or battery management systems (BMS), this MOSFET can provide high efficiency and stability, and is suitable for applications that require high-frequency switching and high voltage and current management. For example, during battery charging and battery discharging of power tools, the STW9NK70Z-VB can provide reliable switching performance.
4. **Industrial power control module**
In industrial automation, motor drive and high-power power control systems, the STW9NK70Z-VB can provide the advantages of high withstand voltage and low on-resistance for use in power switches and power regulation systems, especially in equipment such as DC motor speed regulation and frequency converters.
5. **Photovoltaic inverter**
In the inverter of a photovoltaic system, this MOSFET can efficiently process the DC power from the solar panel and convert it into AC power. It is suitable for applications where high-voltage DC power conversion is required, ensuring high efficiency and stability of the inverter during operation.
* 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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