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SW4N70D1-VB TO251 Product details
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1. **Product Introduction**
**SW4N70D1-VB** is a high-voltage N-channel MOSFET in TO251 package, designed for high-voltage switch control applications. Its maximum drain-source voltage (VDS) is 700V, which can withstand high-voltage loads and is suitable for high-voltage power management and switch conversion. This MOSFET supports a gate-source voltage (VGS) of ±30V, has a threshold voltage (Vth) of 3.5V, and can work stably under common drive voltages. **SW4N70D1-VB** has an on-resistance (RDS(ON)) of 3250mΩ (VGS = 4.5V) and 2600mΩ (VGS = 10V) at different gate voltages, which is suitable for applications requiring lower conduction losses. Its maximum drain current (ID) is 4A, which is suitable for medium-power loads, and it uses **Plannar** technology to ensure high reliability and low power loss, which is suitable for power management, battery charging systems, power tools and other fields.
**SW4N70D1-VB** is a high-voltage N-channel MOSFET in TO251 package, designed for high-voltage switch control applications. Its maximum drain-source voltage (VDS) is 700V, which can withstand high-voltage loads and is suitable for high-voltage power management and switch conversion. This MOSFET supports a gate-source voltage (VGS) of ±30V, has a threshold voltage (Vth) of 3.5V, and can work stably under common drive voltages. **SW4N70D1-VB** has an on-resistance (RDS(ON)) of 3250mΩ (VGS = 4.5V) and 2600mΩ (VGS = 10V) at different gate voltages, which is suitable for applications requiring lower conduction losses. Its maximum drain current (ID) is 4A, which is suitable for medium-power loads, and it uses **Plannar** technology to ensure high reliability and low power loss, which is suitable for power management, battery charging systems, power tools and other fields.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO251 | Single-N | 700V | 3.5V | 4A | 2600mΩ | Plannar |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO251 | Single-N | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO251 | Single-N | 700V | 3.5V | 4A | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO251 | Single-N | 700V | 3.5V | 4A | Plannar |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO251 | Single-N |
2. **Detailed parameter description**
- **Model**: SW4N70D1-VB
- **Package**: TO251
- **Configuration**: Single-N-Channel
- **Maximum drain-source voltage (VDS)**: 700V
- **Maximum gate-source voltage (VGS)**: ±30V
- **Threshold voltage (Vth)**: 3.5V
- **On-resistance (RDS(ON))**:
- 3250mΩ @ VGS = 4.5V
- 2600mΩ @ VGS = 10V
- **Maximum drain current (ID)**: 4A
- **Operating temperature range**: -55°C to 150°C
- **Process technology**: Plannar
- **Maximum power consumption**: about 50W (depending on heat dissipation conditions)
- **Switching speed**: moderate, suitable for medium and low frequency switching applications
- **Application areas**: suitable for industrial power supplies, power tools, battery management systems and other fields
- **Model**: SW4N70D1-VB
- **Package**: TO251
- **Configuration**: Single-N-Channel
- **Maximum drain-source voltage (VDS)**: 700V
- **Maximum gate-source voltage (VGS)**: ±30V
- **Threshold voltage (Vth)**: 3.5V
- **On-resistance (RDS(ON))**:
- 3250mΩ @ VGS = 4.5V
- 2600mΩ @ VGS = 10V
- **Maximum drain current (ID)**: 4A
- **Operating temperature range**: -55°C to 150°C
- **Process technology**: Plannar
- **Maximum power consumption**: about 50W (depending on heat dissipation conditions)
- **Switching speed**: moderate, suitable for medium and low frequency switching applications
- **Application areas**: suitable for industrial power supplies, power tools, battery management systems and other fields
Domain and module applications：
3. **Application fields and module examples**
**SW4N70D1-VB** MOSFET features make it very suitable for medium power and high voltage switch control systems, especially in power management, power tools, battery charging and other applications. The following are typical application fields of this MOSFET:
- **Power management system**: SW4N70D1-VB is suitable for high voltage power systems, such as **AC-DC converter** and **DC-DC converter**. With its maximum drain-source voltage of 700V, this MOSFET can effectively cope with higher voltage power conversion needs. Its application in power management covers industrial power supply, home appliance power supply, and various medium power electronic devices.
- **Power tools**: SW4N70D1-VB performs well in switch control applications in **power tools**. With moderate on-resistance and high voltage withstand capability, this MOSFET can handle battery charging and power switching of power tools. It is particularly suitable for power management of **small and medium-sized power tools**, such as electric drills, electric wrenches, etc.
- **LED Driver**: SW4N70D1-VB is suitable for high-voltage **LED driver**, especially for high-power LED lighting systems. Its high voltage withstand capability and low on-resistance enable it to provide efficient power management, reduce power loss, and ensure long-term stable operation. It is suitable for commercial lighting, home lighting and other fields.
- **Battery Management System (BMS)**: In **Battery Management System (BMS)**, SW4N70D1-VB has important application value, especially in high-voltage battery management systems, such as charge and discharge control of electric vehicles, power tools and other high-voltage battery systems. This MOSFET can ensure the stability and safety of the battery while improving the working efficiency of the battery.
- **Low-power Switching Power Supply**: SW4N70D1-VB is suitable for **low-power switching power supply modules**, such as **power adapters**, **battery chargers** and other devices. Due to its high voltage carrying capability and low on-resistance, it can provide efficient power conversion in a variety of medium and low power applications.
- **Industrial Automation Control**: SW4N70D1-VB can also be used for switch control modules in **industrial automation control** systems. It is suitable for driving low-power loads such as **solenoid valves**, **electric actuators** and **sensors**, etc., and is widely used in industrial production lines, robot control and other fields.
**SW4N70D1-VB** MOSFET features make it very suitable for medium power and high voltage switch control systems, especially in power management, power tools, battery charging and other applications. The following are typical application fields of this MOSFET:
- **Power management system**: SW4N70D1-VB is suitable for high voltage power systems, such as **AC-DC converter** and **DC-DC converter**. With its maximum drain-source voltage of 700V, this MOSFET can effectively cope with higher voltage power conversion needs. Its application in power management covers industrial power supply, home appliance power supply, and various medium power electronic devices.
- **Power tools**: SW4N70D1-VB performs well in switch control applications in **power tools**. With moderate on-resistance and high voltage withstand capability, this MOSFET can handle battery charging and power switching of power tools. It is particularly suitable for power management of **small and medium-sized power tools**, such as electric drills, electric wrenches, etc.
- **LED Driver**: SW4N70D1-VB is suitable for high-voltage **LED driver**, especially for high-power LED lighting systems. Its high voltage withstand capability and low on-resistance enable it to provide efficient power management, reduce power loss, and ensure long-term stable operation. It is suitable for commercial lighting, home lighting and other fields.
- **Battery Management System (BMS)**: In **Battery Management System (BMS)**, SW4N70D1-VB has important application value, especially in high-voltage battery management systems, such as charge and discharge control of electric vehicles, power tools and other high-voltage battery systems. This MOSFET can ensure the stability and safety of the battery while improving the working efficiency of the battery.
- **Low-power Switching Power Supply**: SW4N70D1-VB is suitable for **low-power switching power supply modules**, such as **power adapters**, **battery chargers** and other devices. Due to its high voltage carrying capability and low on-resistance, it can provide efficient power conversion in a variety of medium and low power applications.
- **Industrial Automation Control**: SW4N70D1-VB can also be used for switch control modules in **industrial automation control** systems. It is suitable for driving low-power loads such as **solenoid valves**, **electric actuators** and **sensors**, etc., and is widely used in industrial production lines, robot control and other fields.
* 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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