中文
English
SW2N40D-VB Product details
Back to previous pageProduct introduction：
1. Product Introduction
The SW2N40D-VB is a single N-channel power MOSFET in a SOT223 package with a maximum drain-source voltage (VDS) of 650V and a maximum drain current (ID) of 4A. The device has a maximum gate-source voltage (VGS) tolerance of 30V and a threshold voltage (Vth) of 3.5V. The on-resistance (RDS(ON)) of the MOSFET is 2000mΩ at a gate-source voltage of 10V and 2500mΩ at a gate-source voltage of 4.5V, making it suitable for medium- and low-power high-voltage switching applications. The MOSFET uses Plannar technology, which has excellent withstand voltage performance and low conduction loss.
The SW2N40D-VB is particularly suitable for medium-power high-voltage power supplies, motor drives, battery management, and power control applications. Its **SOT223** package offers a compact size, suitable for space-constrained applications.
The SW2N40D-VB is a single N-channel power MOSFET in a SOT223 package with a maximum drain-source voltage (VDS) of 650V and a maximum drain current (ID) of 4A. The device has a maximum gate-source voltage (VGS) tolerance of 30V and a threshold voltage (Vth) of 3.5V. The on-resistance (RDS(ON)) of the MOSFET is 2000mΩ at a gate-source voltage of 10V and 2500mΩ at a gate-source voltage of 4.5V, making it suitable for medium- and low-power high-voltage switching applications. The MOSFET uses Plannar technology, which has excellent withstand voltage performance and low conduction loss.
The SW2N40D-VB is particularly suitable for medium-power high-voltage power supplies, motor drives, battery management, and power control applications. Its **SOT223** package offers a compact size, suitable for space-constrained applications.
File download
Download PDF document
Download now
Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | 650V | 3.5V | 4A | 2000mΩ | Plannar |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | 650V | 3.5V | 4A | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | 650V | 3.5V | 4A | Plannar |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| SOT223 | Single-N |
2. **Detailed parameter description**
- **Model**: SW2N40D-VB
- **Package type**: SOT223
- **Configuration**: Single-N-Channel
- **Maximum drain-source voltage (VDS)**: 650V
- **Maximum gate-source voltage (VGS)**: ±30V
- **Threshold voltage (Vth)**: 3.5V
- **On-resistance (RDS(ON))**:
- 2500mΩ @ VGS = 4.5V
- 2000mΩ @ VGS = 10V
- **Maximum drain current (ID)**: 4A
- **Power consumption**: About 10W (typical value)
- **Input capacitance (Ciss)**: About 60pF
- **Output capacitance (Coss)**: Approx. 30pF
- **Reverse recovery time**: Approx. 40ns
- **Switching time**: Rise time is typically 80ns, fall time is 120ns
- **Operating temperature range**: -55°C to +150°C
- **Package size**: SOT223, compact design suitable for space-constrained applications
- **Static safe operating area (SOA): With a high current-voltage safe operating area, ensuring reliability in high-voltage and high-current applications
- **Model**: SW2N40D-VB
- **Package type**: SOT223
- **Configuration**: Single-N-Channel
- **Maximum drain-source voltage (VDS)**: 650V
- **Maximum gate-source voltage (VGS)**: ±30V
- **Threshold voltage (Vth)**: 3.5V
- **On-resistance (RDS(ON))**:
- 2500mΩ @ VGS = 4.5V
- 2000mΩ @ VGS = 10V
- **Maximum drain current (ID)**: 4A
- **Power consumption**: About 10W (typical value)
- **Input capacitance (Ciss)**: About 60pF
- **Output capacitance (Coss)**: Approx. 30pF
- **Reverse recovery time**: Approx. 40ns
- **Switching time**: Rise time is typically 80ns, fall time is 120ns
- **Operating temperature range**: -55°C to +150°C
- **Package size**: SOT223, compact design suitable for space-constrained applications
- **Static safe operating area (SOA): With a high current-voltage safe operating area, ensuring reliability in high-voltage and high-current applications
Domain and module applications：
3. **Application fields and modules**
1. **High-voltage switching power supply (SMPS)**
- **SW2N40D-VB** can be widely used in high-voltage switching power supplies (SMPS), especially **AC-DC converters** and **DC-DC converters**. The high withstand voltage characteristics (650V) of this MOSFET make it very suitable for use as input and output switches, playing an important role in **power conversion modules**. Due to its low on-resistance and fast switching performance, it can improve system efficiency and reduce power loss, and is widely used in power electronic equipment and power management systems.
2. **Motor drive and control**
- In **motor drive control systems**, especially the drive circuits of **DC motors** or **stepper motors**, **SW2N40D-VB** can provide efficient current control. Due to its maximum drain current of **4A**, this MOSFET can be used in small motor drive systems, especially **low-power motor control** and **small household appliances**. Its excellent switching performance helps improve motor control accuracy and efficiency.
3. **Battery Management System (BMS)**
- In **Battery Management System** (BMS), **SW2N40D-VB** is widely used for battery overcharge, over-discharge protection, and current protection functions. Due to the high withstand voltage capability and low on-resistance of this MOSFET, it can effectively control the battery charging and discharging process, ensuring the safe and efficient operation of the battery system in power tools, electric vehicles and other rechargeable devices.
4. **Power Factor Correction (PFC) Circuit**
- **SW2N40D-VB** is suitable for **Power Factor Correction (PFC) Circuit**. When it is necessary to improve the efficiency and stability of the power system, this MOSFET can help optimize the use of power and reduce energy loss. Its **650V** high withstand voltage capability and low on-resistance enable it to efficiently handle high voltage currents, ensuring fast response and stability during power factor correction.
5. **LED Driver Power Supply**
- In **LED Driver Power Supply** applications, **SW2N40D-VB** can be used to drive high-power LEDs and provide stable current control. Its excellent switching characteristics enable it to efficiently handle AC input power while providing precise DC output current for use in a variety of lighting and display devices. Typical examples of such applications include **LED lamp drivers** and **LED display power supplies**.
6. **Home Appliance Power Supply**
- This MOSFET can be used in power management systems in home appliances, such as **air conditioners, washing machines, refrigerators, etc.**. In these devices, **SW2N40D-VB** can be used in **power switching circuits** to effectively control the input and output of the power supply, reduce standby power consumption and improve efficiency. The high voltage withstand capability of MOSFET ensures that these home appliances can operate stably in high voltage environments.
7. **Industrial power supply and control system**
- **SW2N40D-VB** is also suitable for **industrial power supply and control system**, including various **industrial automation equipment** and **power electronic equipment**. This MOSFET can act as an important switching element in **high voltage power systems** and **power conditioning modules** to ensure the efficiency and safety of equipment operation.
1. **High-voltage switching power supply (SMPS)**
- **SW2N40D-VB** can be widely used in high-voltage switching power supplies (SMPS), especially **AC-DC converters** and **DC-DC converters**. The high withstand voltage characteristics (650V) of this MOSFET make it very suitable for use as input and output switches, playing an important role in **power conversion modules**. Due to its low on-resistance and fast switching performance, it can improve system efficiency and reduce power loss, and is widely used in power electronic equipment and power management systems.
2. **Motor drive and control**
- In **motor drive control systems**, especially the drive circuits of **DC motors** or **stepper motors**, **SW2N40D-VB** can provide efficient current control. Due to its maximum drain current of **4A**, this MOSFET can be used in small motor drive systems, especially **low-power motor control** and **small household appliances**. Its excellent switching performance helps improve motor control accuracy and efficiency.
3. **Battery Management System (BMS)**
- In **Battery Management System** (BMS), **SW2N40D-VB** is widely used for battery overcharge, over-discharge protection, and current protection functions. Due to the high withstand voltage capability and low on-resistance of this MOSFET, it can effectively control the battery charging and discharging process, ensuring the safe and efficient operation of the battery system in power tools, electric vehicles and other rechargeable devices.
4. **Power Factor Correction (PFC) Circuit**
- **SW2N40D-VB** is suitable for **Power Factor Correction (PFC) Circuit**. When it is necessary to improve the efficiency and stability of the power system, this MOSFET can help optimize the use of power and reduce energy loss. Its **650V** high withstand voltage capability and low on-resistance enable it to efficiently handle high voltage currents, ensuring fast response and stability during power factor correction.
5. **LED Driver Power Supply**
- In **LED Driver Power Supply** applications, **SW2N40D-VB** can be used to drive high-power LEDs and provide stable current control. Its excellent switching characteristics enable it to efficiently handle AC input power while providing precise DC output current for use in a variety of lighting and display devices. Typical examples of such applications include **LED lamp drivers** and **LED display power supplies**.
6. **Home Appliance Power Supply**
- This MOSFET can be used in power management systems in home appliances, such as **air conditioners, washing machines, refrigerators, etc.**. In these devices, **SW2N40D-VB** can be used in **power switching circuits** to effectively control the input and output of the power supply, reduce standby power consumption and improve efficiency. The high voltage withstand capability of MOSFET ensures that these home appliances can operate stably in high voltage environments.
7. **Industrial power supply and control system**
- **SW2N40D-VB** is also suitable for **industrial power supply and control system**, including various **industrial automation equipment** and **power electronic equipment**. This MOSFET can act as an important switching element in **high voltage power systems** and **power conditioning modules** to ensure the efficiency and safety of equipment 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
Technical support：
* If you have any questions about the product, please fill out the form to submit, we will reply you within 24 hours
