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BUK444-400B-VB Product details
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1. Product Introduction
**Model: BUK444-400B-VB**
- **Package Type**: TO220F
- **Configuration**: Single N-channel MOSFET
- **Technology**: Planar
BUK444-400B-VB is a high-voltage N-channel MOSFET that uses planar technology and is designed for high-voltage applications. Its TO220F package has good heat dissipation performance and is suitable for applications requiring high voltage and medium power handling. This MOSFET can withstand drain-source voltages up to 650V and is widely used in power management and power switching systems, especially in application scenarios requiring high voltage resistance.
**Model: BUK444-400B-VB**
- **Package Type**: TO220F
- **Configuration**: Single N-channel MOSFET
- **Technology**: Planar
BUK444-400B-VB is a high-voltage N-channel MOSFET that uses planar technology and is designed for high-voltage applications. Its TO220F package has good heat dissipation performance and is suitable for applications requiring high voltage and medium power handling. This MOSFET can withstand drain-source voltages up to 650V and is widely used in power management and power switching systems, especially in application scenarios requiring high voltage resistance.
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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 | 4A | 2560(mΩ) | 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 | 4A | Plannar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 650V | 3.5V | 4A | Plannar |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N |
2. Detailed parameter description
- **Package type**: TO220F
- **Configuration**: Single N-channel
- **Drain-source voltage (VDS)**: 650V
- **Gate-source voltage (VGS)**: ±30V
- **Threshold voltage (Vth)**: 3.5V
- **On-resistance (RDS(ON))**: 2560mΩ @ VGS = 10V
- **Drain current (ID)**: 4A
- **Technology**: Planar
- **Package type**: TO220F
- **Configuration**: Single N-channel
- **Drain-source voltage (VDS)**: 650V
- **Gate-source voltage (VGS)**: ±30V
- **Threshold voltage (Vth)**: 3.5V
- **On-resistance (RDS(ON))**: 2560mΩ @ VGS = 10V
- **Drain current (ID)**: 4A
- **Technology**: Planar
Domain and module applications：
3. Application fields and module examples
**1. Power electronics **
- **Field**: High voltage power supply, power inverter, power conversion
- **Module**: High voltage DC-DC converter, power switch, high voltage protection circuit
- **Description**: BUK444-400B-VB can effectively handle high voltage in high voltage DC-DC converters while maintaining stable switching performance. In power inverter and power conversion applications, this MOSFET provides high voltage withstand capability and good current handling performance to ensure reliable operation of the system. Despite the relatively high on-resistance, it can still play an important role in high voltage applications.
**2. Industrial applications **
- **Field**: Industrial power supply, automation system, motor control
- **Module**: Motor drive, power management system, automation switch
- **Description**: In industrial power supply and motor control systems, BUK444-400B-VB can handle high voltage and medium power loads and provide reliable switching performance. Its high voltage capability makes it suitable for industrial applications that require high withstand voltage. In automation systems, the high withstand voltage characteristics of this MOSFET ensure safe and stable operation of the equipment.
**3. Automotive Electronics**
- **Field**: On-board power supply, electric drive system
- **Module**: On-board power management, electric vehicle control system
- **Description**: In automotive power management systems, the high voltage handling capability and reliable switching performance of BUK444-400B-VB make it an ideal choice for on-board power systems. Although its on-resistance is high, it can ensure the stability and safety of the system in a high voltage environment. It is suitable for high-voltage electric drive systems to provide necessary current handling and protection functions.
**1. Power electronics **
- **Field**: High voltage power supply, power inverter, power conversion
- **Module**: High voltage DC-DC converter, power switch, high voltage protection circuit
- **Description**: BUK444-400B-VB can effectively handle high voltage in high voltage DC-DC converters while maintaining stable switching performance. In power inverter and power conversion applications, this MOSFET provides high voltage withstand capability and good current handling performance to ensure reliable operation of the system. Despite the relatively high on-resistance, it can still play an important role in high voltage applications.
**2. Industrial applications **
- **Field**: Industrial power supply, automation system, motor control
- **Module**: Motor drive, power management system, automation switch
- **Description**: In industrial power supply and motor control systems, BUK444-400B-VB can handle high voltage and medium power loads and provide reliable switching performance. Its high voltage capability makes it suitable for industrial applications that require high withstand voltage. In automation systems, the high withstand voltage characteristics of this MOSFET ensure safe and stable operation of the equipment.
**3. Automotive Electronics**
- **Field**: On-board power supply, electric drive system
- **Module**: On-board power management, electric vehicle control system
- **Description**: In automotive power management systems, the high voltage handling capability and reliable switching performance of BUK444-400B-VB make it an ideal choice for on-board power systems. Although its on-resistance is high, it can ensure the stability and safety of the system in a high voltage environment. It is suitable for high-voltage electric drive systems to provide necessary current handling and protection functions.
* 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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