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FDB9403-VB Product details

Product introduction:

FDB9403-VB MOSFET Product Introduction

FDB9403-VB is a high-performance N-channel power MOSFET in TO263 package, manufactured using Trench technology. It has a drain-source voltage (VDS) of 40V and a maximum drain current (ID) of 150A. With its extremely low on-resistance (2mΩ @ VGS=10V), FDB9403-VB excels in high-efficiency switching and high-current applications, and is suitable for power management solutions that require low power loss and high efficiency.

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Product parameter:

VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds2.5 Rds4.5 Rds10 Technology
TO263 Single-N 40V 3V 150A 2mΩ Trench
VB Package Configuration VCE VGE VGEth(V) VCEsat15V ICE Technology
TO263 Single-N Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds18 Technology
TO263 Single-N 40V 3V 150A Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds6 Technology
TO263 Single-N 40V 3V 150A Trench
VB Package Polarity Vz / VR Pd VF IF IR Cd Type
TO263 Single-N
Detailed parameter description

- **Package type**: TO263
- **Configuration**: Single N-channel
- **Drain-source voltage (VDS)**: 40V
- **Gate-source voltage (VGS)**: ±20V
- **Gate threshold voltage (Vth)**: 3V
- **On-resistance (RDS(ON))**:
- 2.5mΩ @ VGS=4.5V
- 2mΩ @ VGS=10V
- **Drain current (ID)**: 150A
- **Technology**: Trench
- **Operating temperature range**: -55°C to +150°C
- **Maximum power dissipation**: 200W
- **Switching speed**: High
- **Typical application frequency**: High frequency switching power supply
- **Input capacitance (Ciss)**: 3400pF
- **Breakdown voltage**: 40V

Domain and module applications:

Applications and module examples

1. **High-efficiency switching power supply**
FDB9403-VB is particularly useful in high-efficiency switching power supplies. Its ultra-low on-resistance and high current handling capability make it an ideal choice for high-efficiency DC-DC converters. These features help reduce power loss, improve power conversion efficiency, and support high switching frequency operation.

2. **Motor drive system**
In motor drive systems, the high current capability and low on-resistance of FDB9403-VB ensure smooth and efficient operation of the motor. This makes it suitable for a variety of motor control applications, including DC motors and stepper motors.

3. **Computer and data center power supply**
In the power supply systems of computers and data centers, FDB9403-VB provides the required high efficiency and reliability. Its superior on-resistance and high current capability ensure the stability of the power supply system and meet the high performance requirements of the power supply system in data centers.

4. **Automotive Power Management**
In automotive electronics applications, the FDB9403-VB is able to handle high current loads and is suitable for battery management systems and high-power motor drives. This enables it to meet the stringent requirements of automotive power systems and improve the overall efficiency and stability of the system.

5. **High-power LED drive**
For high-power LED drive applications, the FDB9403-VB provides low on-resistance and high current handling capabilities, making it suitable for driving high-power LED lamps. Its efficient switching performance and low power loss help improve the brightness and service life of the LED.

In general, the FDB9403-VB MOSFET, with its excellent electrical performance and high current capability, can play an important role in high-efficiency switching power supplies, motor drives, computer and data center power supplies, automotive power management, and high-power LED drives, making it an ideal choice for a variety of high-performance applications.
* 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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