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BUK9E04-40A-VB Product details

Product introduction:

Product Introduction



**BUK9E04-40A-VB** is a high-performance N-channel MOSFET in a TO-262 package, designed for high current and medium voltage applications. This MOSFET uses advanced Trench technology and has a maximum drain-to-source voltage of 40V and a rated drain current of 150A. Its on-resistance is only 1.7mΩ (@ VGS=10V), which can significantly reduce power consumption and heat generation in high-power applications. Its threshold voltage is 3.3V, which gives it good switching performance at medium gate voltages, making it suitable for a variety of high-efficiency power electronic systems.



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Product parameter:

VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds2.5 Rds4.5 Rds10 Technology
TO262 Single-N 40V 3.3V 150A 1.7mΩ Trench
VB Package Configuration VCE VGE VGEth(V) VCEsat15V ICE Technology
TO262 Single-N Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds18 Technology
TO262 Single-N 40V 3.3V 150A Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds6 Technology
TO262 Single-N 40V 3.3V 150A Trench
VB Package Polarity Vz / VR Pd VF IF IR Cd Type
TO262 Single-N
Detailed parameter description



- **Model**: BUK9E04-40A-VB

- **Package**: TO-262

- **Configuration**: Single N channel

- **Maximum drain to source voltage (VDS)**: 40V

- **Maximum gate to source voltage (VGS)**: ±20V

- **Threshold voltage (Vth)**: 3.3V

- **On-resistance (RDS(ON))**: 1.7mΩ @ VGS=10V

- **Maximum drain current (ID)**: 150A

- **Technology**: Trench



Domain and module applications:

Applicable fields and modules



1. **High-power power conversion**:

- In high-power power conversion applications such as DC-DC converters and switching power supplies (SMPS), BUK9E04-40A-VB has extremely low on-resistance and high current handling capability as a switching element, which can improve power conversion efficiency and reduce energy loss. It is especially suitable for power management systems that require high current and medium voltage.



2. **Electric Vehicles (EV) and Hybrid Electric Vehicles (HEV)**:

- In the battery management system (BMS) of electric vehicles (EV) and hybrid electric vehicles (HEV), this MOSFET can be used as a battery charge and discharge control. Its high current capability and low on-resistance ensure high efficiency and stability in high-power environments, supporting safe and reliable operation of battery systems.



3. **Industrial Automation**:

- In industrial automation systems, BUK9E04-40A-VB can be used to control the switching of high-power loads. Its high current handling capability and low on-resistance make it suitable for applications requiring high-power switching, such as drive modules and motor control in automated production lines.



4. **Computer and Server Power Management**:

- In power management systems for computers and servers, this MOSFET can be used as a power switch and load regulation device. Its extremely low RDS(ON) and high current capability help improve power efficiency, reduce energy consumption, and support stable operation in high-performance computing environments.



5. **Consumer Electronics**:

- In high-performance consumer electronics such as white goods and high-power audio systems, the BUK9E04-40A-VB can be used as an important component of power switches and protection circuits. Its high current handling capability and low on-resistance help improve the energy efficiency and long-term stability of the equipment.



6. **Power Management Systems**:

- In various power management systems such as UPS (Uninterruptible Power Supply) and battery-powered systems, this MOSFET can be used as an efficient switching element. Its excellent switching performance and low power consumption characteristics make it suitable for power management applications that require high current and high efficiency.



The above is the detailed product information and application examples of BUK9E04-40A-VB.
* 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

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