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SW6N70D-VB Product details

Product introduction:

1. **SW6N70D-VB Product Introduction**

SW6N70D-VB is a **700V** withstand voltage, **7A** leakage current **N-Channel MOSFET**, using **TO220F** package, designed for high-power applications such as high-efficiency switching power supplies, motor drives and battery management. This product adopts **Plannar technology**, with low on-resistance **(RDS(ON) = 1000mΩ @ VGS = 4.5V, 800mΩ @ VGS = 10V)**, thus ensuring low conduction loss and improving system efficiency.

SW6N70D-VB has a **threshold voltage (Vth) of 3.5V**, which is suitable for various switching power supplies, motor control, power factor correction (PFC), DC-DC conversion and other power electronics applications. Its excellent switching characteristics enable it to maintain high efficiency and low switching losses in high-frequency applications, making it suitable for use in industrial power supplies, LED driver power supplies, electronic circuit protection, and battery management.

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Product parameter:

VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds2.5 Rds4.5 Rds10 Technology
TO220F Single-N 700V 3.5V 7A 800mΩ Plannar
VB Package Configuration VCE VGE VGEth(V) VCEsat15V ICE Technology
TO220F Single-N Plannar
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds18 Technology
TO220F Single-N 700V 3.5V 7A Plannar
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds6 Technology
TO220F Single-N 700V 3.5V 7A Plannar
VB Package Polarity Vz / VR Pd VF IF IR Cd Type
TO220F Single-N
2. **SW6N70D-VB detailed parameter description**

- **Package type**: TO220F
- **Configuration**: Single-N-Channel
- **Drain-source voltage (VDS)**: 700V
- **Gate-source voltage (VGS)**: ±30V
- **Threshold voltage (Vth)**: 3.5V
- **On-resistance (RDS(ON))**:
- 1000mΩ @ VGS = 4.5V
- 800mΩ @ VGS = 10V
- **Maximum leakage current (ID)**: 7A
- **Technology type**: Plannar
- **Maximum power dissipation**: About **35W** (the specific power dissipation needs to be calculated according to the actual application conditions)
- **Switching frequency**: Suitable for high frequency applications
- **Operating temperature range**: -55°C to +150°C
- **Reverse recovery characteristics**: Fast recovery time, suitable for high frequency switching applications
- **Current switching capability**: Suitable for current control of medium and high power loads.

Domain and module applications:

3. **Application fields and module examples of SW6N70D-VB**

- **Power management and DC-DC converter**
SW6N70D-VB is suitable for **DC-DC converter**, especially in high voltage and medium power range applications. Its low on-resistance characteristic can reduce power loss, thereby improving conversion efficiency, and is widely used in **industrial power systems, switching power adapters and chargers**. In these applications, the high switching speed and high efficiency of MOSFET can ensure stable output voltage and reduce heat loss.
**Application example**: In **12V to 48V buck converter**, SW6N70D-VB is used as a switching element to efficiently convert the voltage from the input to the required stable output, ensuring high efficiency and low conduction loss.

- **Motor drive and control**
SW6N70D-VB can be used in **motor drive** circuits, especially in **power tools, electric vehicles (such as electric bicycles, electric vehicles)** and other medium and high power motor control applications. MOSFET regulates the speed and torque output of the motor by precisely controlling the current, ensuring efficient and stable operation of the motor.
**Application example**: In the **motor drive circuit** of power tools, SW6N70D-VB is used as a switching element to control the start, stop and speed regulation of the motor, ensuring efficient operation of the equipment and preventing the motor from overloading.

- **Power factor correction (PFC) circuit**
SW6N70D-VB is widely used in **power factor correction (PFC)** circuits. MOSFET is used in PFC circuits to adjust the input current, optimize the power factor of the power supply, reduce harmonic interference, and thus improve the efficiency of the power supply system. Due to its low on-resistance and excellent switching characteristics, SW6N70D-VB is very suitable for use in efficient power factor correction power supplies.
**Application example**: In **high-efficiency PFC power supply module**, SW6N70D-VB is used as the main switching element to optimize the power factor and reduce the harmonic impact of the power supply, improve the power efficiency, and reduce the power loss of the system.

- **LED driver power supply**
SW6N70D-VB is also suitable for **LED driver power supply**, especially in medium and high power LED applications. MOSFET ensures constant brightness and long-term efficient operation by accurately controlling the current flow to the LED, and reduces the impact of current fluctuations on the LED.
**Application example**: In **LED lighting power supply**, SW6N70D-VB is used as a switching element to drive LED lamps with stable current, provide efficient lighting and extend the service life of LEDs.

- **Battery Management System (BMS)**
SW6N70D-VB is suitable for **Battery Management System** (BMS), which is used to monitor and manage the charging and discharging process of the battery. This MOSFET can accurately control the current, avoid overcharging or over-discharging the battery, and protect the safety of the battery under different working conditions.
**Application example**: In the **battery management system of electric vehicles**, SW6N70D-VB can be used to regulate the charging current, ensure the safety of the battery charging process, extend the battery life, and improve the overall performance of electric vehicles.

- **High-frequency switching power supply application**
SW6N70D-VB is suitable for various **high-frequency switching power supply applications**, especially for devices with high voltage and medium power requirements. In these applications, the fast switching capability and low on-resistance of this MOSFET ensure high efficiency and reduce power loss in the system.
**Application example**: In the **AC-DC power converter**, SW6N70D-VB, as a switching element, can effectively convert AC power into a stable DC voltage, and is widely used in consumer electronics, power equipment, industrial power supplies and other fields.

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SW6N70D-VB is a **700V** withstand voltage, **7A** leakage current **N-Channel MOSFET**, with **low on-resistance** and **high switching efficiency**, making it widely used in medium and high power switching power supplies, motor drives, power factor correction (PFC), LED drive power supplies and battery management systems. It can improve system efficiency, reduce power loss, ensure efficient and stable power conversion and motor control, and become an important component in modern power electronic systems.
* 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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