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WFF9N50-VB Product details
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Product Introduction
**WFF9N50-VB** is a **Single-N-Channel MOSFET**, packaged in **TO220F**, designed for high-voltage switching applications. This MOSFET has a maximum drain-source voltage (**VDS**) of **650V**, suitable for medium and high voltage power supply control and power regulation systems. Its **gate-source voltage (VGS)** allows operation within the **±30V** range, and has a high voltage withstand capability. Its **on-resistance (RDS(ON))** is **680mΩ** @ VGS=10V, the maximum **drain current (ID)** is **12A**, and it uses **Plannar** technology. WFF9N50-VB performs well in high voltage, moderate current applications, and is widely used in power electronics, motor drives, power management systems and other fields.
**WFF9N50-VB** is a **Single-N-Channel MOSFET**, packaged in **TO220F**, designed for high-voltage switching applications. This MOSFET has a maximum drain-source voltage (**VDS**) of **650V**, suitable for medium and high voltage power supply control and power regulation systems. Its **gate-source voltage (VGS)** allows operation within the **±30V** range, and has a high voltage withstand capability. Its **on-resistance (RDS(ON))** is **680mΩ** @ VGS=10V, the maximum **drain current (ID)** is **12A**, and it uses **Plannar** technology. WFF9N50-VB performs well in high voltage, moderate current applications, and is widely used in power electronics, motor drives, power management systems 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 |
|---|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 650V | 3.5V | 12A | 680mΩ | 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 | 650V | 3.5V | 12A | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 650V | 3.5V | 12A | Plannar |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N |
Detailed parameter description
- **Model**: WFF9N50-VB
- **Package type**: TO220F
- **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))**: 680mΩ @ VGS = 10V
- **Maximum drain current (ID)**: 12A
- **Technology**: Plannar
- **Operating temperature range**: -55°C to 150°C
- **Maximum power dissipation**: 150W (depending on actual temperature conditions)
- **Maximum reverse diode current**: Non-reverse diode built-in
- **Model**: WFF9N50-VB
- **Package type**: TO220F
- **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))**: 680mΩ @ VGS = 10V
- **Maximum drain current (ID)**: 12A
- **Technology**: Plannar
- **Operating temperature range**: -55°C to 150°C
- **Maximum power dissipation**: 150W (depending on actual temperature conditions)
- **Maximum reverse diode current**: Non-reverse diode built-in
Domain and module applications：
Applicable fields and modules
**1. Power electronics and power management**
WFF9N50-VB is a high voltage **N-Channel MOSFET** with a maximum withstand voltage of **650V**, suitable for **power electronics and power management systems**. It can be used in **AC-DC converters**, **DC-DC converters**, **power regulators** and other devices as a switching device for power regulation. Despite the high on-resistance (680mΩ), its high voltage withstand capability makes it very suitable for high voltage application scenarios such as **power supply** and **voltage conversion modules**.
**2. Motor drive and control**
WFF9N50-VB has a moderate drain current **12A**, suitable for medium power **motor drive**. Its **650V** withstand voltage capability makes it widely used in high-voltage motor drive systems, especially as a power switch in **high-voltage power tools**, **industrial motor control systems**, and **variable frequency drives** (VFD). The efficient switching of this MOSFET allows more efficient control and longer service life of the motor.
**3. High-voltage battery management system (BMS)**
Due to its **650V** withstand voltage capability, the WFF9N50-VB is suitable for use in **battery management systems** (BMS), especially for the management of **high-voltage battery packs**. In **lithium battery management**, **electric vehicle battery management**, and **large UPS systems**, this MOSFET can be used for **overcharge protection, over-discharge protection, and battery voltage regulation** of batteries. The switching characteristics of the WFF9N50-VB enable it to accurately control the battery voltage, prevent battery system failures, and ensure safe and efficient operation of the battery.
**4. Power adapters and uninterruptible power supplies (UPS)
In power adapters and UPS systems, the WFF9N50-VB can be used as a switching device for power conversion. Especially in situations where **high voltage tolerance** is required, such as home power adapters, large battery backup power supplies, etc., MOSFET helps reduce energy loss and improve overall system efficiency through efficient switching operations. Due to its maximum current tolerance of **12A**, it is very suitable for use in power systems with medium power requirements.
**5. General high-voltage switching applications
The **650V** maximum drain-source voltage of the WFF9N50-VB makes it an ideal choice for a variety of **high-voltage switching applications**, including high-voltage **switching power supplies**, **current limiting switches**, and **high-voltage protection circuits**. Its **680mΩ** on-resistance makes it highly efficient in medium-voltage environments, which can effectively reduce power loss and heat generation.
**1. Power electronics and power management**
WFF9N50-VB is a high voltage **N-Channel MOSFET** with a maximum withstand voltage of **650V**, suitable for **power electronics and power management systems**. It can be used in **AC-DC converters**, **DC-DC converters**, **power regulators** and other devices as a switching device for power regulation. Despite the high on-resistance (680mΩ), its high voltage withstand capability makes it very suitable for high voltage application scenarios such as **power supply** and **voltage conversion modules**.
**2. Motor drive and control**
WFF9N50-VB has a moderate drain current **12A**, suitable for medium power **motor drive**. Its **650V** withstand voltage capability makes it widely used in high-voltage motor drive systems, especially as a power switch in **high-voltage power tools**, **industrial motor control systems**, and **variable frequency drives** (VFD). The efficient switching of this MOSFET allows more efficient control and longer service life of the motor.
**3. High-voltage battery management system (BMS)**
Due to its **650V** withstand voltage capability, the WFF9N50-VB is suitable for use in **battery management systems** (BMS), especially for the management of **high-voltage battery packs**. In **lithium battery management**, **electric vehicle battery management**, and **large UPS systems**, this MOSFET can be used for **overcharge protection, over-discharge protection, and battery voltage regulation** of batteries. The switching characteristics of the WFF9N50-VB enable it to accurately control the battery voltage, prevent battery system failures, and ensure safe and efficient operation of the battery.
**4. Power adapters and uninterruptible power supplies (UPS)
In power adapters and UPS systems, the WFF9N50-VB can be used as a switching device for power conversion. Especially in situations where **high voltage tolerance** is required, such as home power adapters, large battery backup power supplies, etc., MOSFET helps reduce energy loss and improve overall system efficiency through efficient switching operations. Due to its maximum current tolerance of **12A**, it is very suitable for use in power systems with medium power requirements.
**5. General high-voltage switching applications
The **650V** maximum drain-source voltage of the WFF9N50-VB makes it an ideal choice for a variety of **high-voltage switching applications**, including high-voltage **switching power supplies**, **current limiting switches**, and **high-voltage protection circuits**. Its **680mΩ** on-resistance makes it highly efficient in medium-voltage environments, which can effectively reduce power loss and heat generation.
* 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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