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SFW9640-VB Product details
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1. Product Introduction
**SFW9640-VB** is a high-voltage P-Channel MOSFET in TO263 package, designed for high-voltage power management and load switching applications. Its maximum drain-source voltage (VDS) is -200V, suitable for high-voltage power systems and other occasions requiring higher voltage tolerance. This MOSFET is equipped with Trench technology, with lower on-resistance (RDS(ON)) and higher current carrying capacity (maximum drain current ID is -11A), making it perform well in high-efficiency switching applications. Its Vth (threshold voltage) is -3.5V and gate-source voltage (VGS) is ±20V, suitable for a wide range of power management, load switching, motor control and other fields. Due to its low on-resistance and good power loss characteristics, this MOSFET performs well in high-voltage and high-current applications, and can effectively improve system efficiency and reduce heat.
**SFW9640-VB** is a high-voltage P-Channel MOSFET in TO263 package, designed for high-voltage power management and load switching applications. Its maximum drain-source voltage (VDS) is -200V, suitable for high-voltage power systems and other occasions requiring higher voltage tolerance. This MOSFET is equipped with Trench technology, with lower on-resistance (RDS(ON)) and higher current carrying capacity (maximum drain current ID is -11A), making it perform well in high-efficiency switching applications. Its Vth (threshold voltage) is -3.5V and gate-source voltage (VGS) is ±20V, suitable for a wide range of power management, load switching, motor control and other fields. Due to its low on-resistance and good power loss characteristics, this MOSFET performs well in high-voltage and high-current applications, and can effectively improve system efficiency and reduce heat.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO263 | Single-P | -200V | -3.5V | -11A | 500mΩ | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO263 | Single-P | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO263 | Single-P | -200V | -3.5V | -11A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO263 | Single-P | -200V | -3.5V | -11A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO263 | Single-P |
2. Detailed parameter description
- **Package form**: TO263
- **Configuration**: Single-P-Channel (unipolar P channel)
- **VDS (drain-source voltage)**: -200V
- **VGS (gate-source voltage)**: ±20V
- **Vth (threshold voltage)**: -3.5V
- **RDS(ON) (on-resistance)**: 600mΩ (@VGS=4.5V), 500mΩ (@VGS=10V)
- **ID (maximum leakage current)**: -11A
- **Technology**: Trench technology (provides lower on-resistance and optimizes switching losses)
- **Maximum power consumption**: Calculated according to specific application and working conditions, usually estimated by on-resistance and leakage current
- **Package form**: TO263
- **Configuration**: Single-P-Channel (unipolar P channel)
- **VDS (drain-source voltage)**: -200V
- **VGS (gate-source voltage)**: ±20V
- **Vth (threshold voltage)**: -3.5V
- **RDS(ON) (on-resistance)**: 600mΩ (@VGS=4.5V), 500mΩ (@VGS=10V)
- **ID (maximum leakage current)**: -11A
- **Technology**: Trench technology (provides lower on-resistance and optimizes switching losses)
- **Maximum power consumption**: Calculated according to specific application and working conditions, usually estimated by on-resistance and leakage current
Domain and module applications：
3. Application fields and module examples
1. **High-voltage power management**
**SFW9640-VB** is suitable for power management systems that require high-voltage processing, especially in high-efficiency power designs such as DC-DC converters or AC-DC converters. Its maximum drain-source voltage is -200V, which enables it to work stably at higher voltages. In these power modules, MOSFET is responsible for efficient switching control, reducing power loss in the system and ensuring high efficiency during power conversion. Due to its low on-resistance (500mΩ@VGS=10V), SFW9640-VB can provide less power loss and improve conversion efficiency in environments with large voltage changes.
2. **Load switch and battery management system**
In load switches and battery management systems (BMS), SFW9640-VB can be used for high current and high voltage control applications. Its maximum drain current is -11A, which is suitable for battery charging and discharging processes that require higher current processing. For example, in battery management systems for power tools, electric vehicles, and portable devices, MOSFETs can be used to control the charging and discharging process of the battery, ensuring safe, stable, and efficient operation. Its low on-resistance allows it to have lower power loss at high currents, thereby extending battery life and improving overall energy efficiency.
3. **Motor Control and Drive Systems**
**SFW9640-VB** is also widely used in motor control and drive systems. For example, in motor drive modules for electric vehicles (EVs), power tools, and industrial automation equipment, MOSFETs are used to efficiently control the flow of current to the motor, regulate the motor speed, and its start and stop processes. Due to the high voltage tolerance (-200V) and good switching characteristics of this MOSFET, it is suitable for motor control systems that require high efficiency and high reliability.
4. **Switching Power Supply (SMPS) and Power Amplifier**
In switching power supplies (SMPS) and power amplifiers, **SFW9640-VB** can be used as an important switching element in power modules, especially in medium-power applications, to provide stable current regulation. Its high voltage tolerance makes it suitable for higher voltage AC-DC or DC-DC converter circuits, helping to reduce power loss and improve system efficiency. The fast switching characteristics and low on-resistance of MOSFET make it suitable for precision power supply design with low power loss.
5. **Automotive Electronic Systems**
In the field of automotive electronics, SFW9640-VB is suitable for power management, load switching and electric drive systems in vehicles. Especially in the battery management system of electric vehicles (EV) and hybrid electric vehicles (HEV), it can be used to regulate the charging and discharging of batteries to ensure the safety and efficiency of batteries. In addition, MOSFET can also be used in low-voltage systems in automobiles, such as electrical modules such as power windows and seat adjustments.
6. **Solar Inverter and Battery Energy Storage System**
In solar inverter and battery energy storage system, **SFW9640-VB** is used for switch control in high voltage and high current environments. Since solar panels and battery energy storage systems usually operate at higher voltage and current ranges, the voltage withstand capability and low on-resistance of MOSFET can provide stable power conversion and current regulation in these systems, ensuring high efficiency and long-term operation of the system.
1. **High-voltage power management**
**SFW9640-VB** is suitable for power management systems that require high-voltage processing, especially in high-efficiency power designs such as DC-DC converters or AC-DC converters. Its maximum drain-source voltage is -200V, which enables it to work stably at higher voltages. In these power modules, MOSFET is responsible for efficient switching control, reducing power loss in the system and ensuring high efficiency during power conversion. Due to its low on-resistance (500mΩ@VGS=10V), SFW9640-VB can provide less power loss and improve conversion efficiency in environments with large voltage changes.
2. **Load switch and battery management system**
In load switches and battery management systems (BMS), SFW9640-VB can be used for high current and high voltage control applications. Its maximum drain current is -11A, which is suitable for battery charging and discharging processes that require higher current processing. For example, in battery management systems for power tools, electric vehicles, and portable devices, MOSFETs can be used to control the charging and discharging process of the battery, ensuring safe, stable, and efficient operation. Its low on-resistance allows it to have lower power loss at high currents, thereby extending battery life and improving overall energy efficiency.
3. **Motor Control and Drive Systems**
**SFW9640-VB** is also widely used in motor control and drive systems. For example, in motor drive modules for electric vehicles (EVs), power tools, and industrial automation equipment, MOSFETs are used to efficiently control the flow of current to the motor, regulate the motor speed, and its start and stop processes. Due to the high voltage tolerance (-200V) and good switching characteristics of this MOSFET, it is suitable for motor control systems that require high efficiency and high reliability.
4. **Switching Power Supply (SMPS) and Power Amplifier**
In switching power supplies (SMPS) and power amplifiers, **SFW9640-VB** can be used as an important switching element in power modules, especially in medium-power applications, to provide stable current regulation. Its high voltage tolerance makes it suitable for higher voltage AC-DC or DC-DC converter circuits, helping to reduce power loss and improve system efficiency. The fast switching characteristics and low on-resistance of MOSFET make it suitable for precision power supply design with low power loss.
5. **Automotive Electronic Systems**
In the field of automotive electronics, SFW9640-VB is suitable for power management, load switching and electric drive systems in vehicles. Especially in the battery management system of electric vehicles (EV) and hybrid electric vehicles (HEV), it can be used to regulate the charging and discharging of batteries to ensure the safety and efficiency of batteries. In addition, MOSFET can also be used in low-voltage systems in automobiles, such as electrical modules such as power windows and seat adjustments.
6. **Solar Inverter and Battery Energy Storage System**
In solar inverter and battery energy storage system, **SFW9640-VB** is used for switch control in high voltage and high current environments. Since solar panels and battery energy storage systems usually operate at higher voltage and current ranges, the voltage withstand capability and low on-resistance of MOSFET can provide stable power conversion and current regulation in these systems, ensuring high efficiency and long-term operation of the 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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