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FDB9403L-F085-VB Product details
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The VBsemi FDB9403L-F085-VB is a Single N-channel MOSFET belonging to the VBsemi brand product series. This product is manufactured using advanced Trench technology, featuring extremely low on-resistance and a high current handling capability of up to 280A, suitable for high-power, high-efficiency power conversion and control applications. It is packaged in TO263, offering good thermal performance and reliability, making it ideal for automotive electronics and industrial-grade applications.
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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 | 280A | 1.68(mΩ) | 1.4(mΩ) | 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 | 280A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO263 | Single-N | 40V | 3V | 280A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO263 | Single-N |
- Drain-Source Voltage (VDS): 40V
- Gate-Source Voltage (VGS): ±20V
- Threshold Voltage (Vth): 3V
- On-Resistance (VGS=4.5V): 1.68mΩ
- On-Resistance (VGS=10V): 1.4mΩ
- Maximum Drain Current (ID): 280A
- Technology: Trench
- Gate-Source Voltage (VGS): ±20V
- Threshold Voltage (Vth): 3V
- On-Resistance (VGS=4.5V): 1.68mΩ
- On-Resistance (VGS=10V): 1.4mΩ
- Maximum Drain Current (ID): 280A
- Technology: Trench
Domain and module applications：
1. Automotive Power Management: FDB9403L-F085-VB is suitable for power conversion modules in automotive electronic systems, such as DC-DC converters, on-board chargers, and voltage regulator circuits. Its low on-resistance and high current capability help improve system efficiency and reliability.
2. High-Power Motor Drive: This device can be used in power tools, e-bikes, and industrial motor drive modules, effectively controlling the start/stop and speed of high-current loads while reducing power losses.
3. Power Adapters and Server Power Supplies: In high-efficiency switching power supplies and server power supply modules, FDB9403L-F085-VB can serve as a synchronous rectifier or switching device, supporting high-current output while maintaining a low temperature rise.
4. Battery Protection and Energy Storage Systems: Suitable for lithium battery protection boards, energy storage inverters, and UPS systems, used as a switch for charge/discharge circuits, ensuring safe on/off under high currents and long system life.
5. Low-Voltage, High-Current Load Switches: In applications requiring high integration and high-current switching, such as electric forklifts, AGVs, and industrial control equipment, this device provides stable and reliable power switching capabilities.
6. Automotive Auxiliary Systems: Meets automotive-grade application requirements and can be used in power switch circuits for electric power steering, electronic braking, and body control modules, ensuring stable operation of vehicle electronic systems. With its 40V withstand voltage, 280A ultra-high current, and ultra-low on-resistance of only 1.4mΩ, this product is an ideal choice for high-performance, high-reliability power designs.
* 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：
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