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BUK9875-100A-VB Product details
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** Are you designing a power module that requires 100V voltage rating but is constrained by PCB space? Do you need to handle a 5A load current while keeping switching losses as low as possible? VBsemi BUK9875-100A-VB provides the ideal answer – it combines a compact SOT223 package with a 100V voltage rating, 5A continuous current capability, and Trench technology, enabling stable and efficient power switching within a limited area, making medium-voltage power supply design more manageable.**
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | 100V | 1.8V | 5A | 120(mΩ) | 100(mΩ) | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | 100V | 1.8V | 5A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | 100V | 1.8V | 5A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| SOT223 | Single-N | MOS |
- Voltage Rating 100V, suitable for medium-voltage applications like industrial control and communication power supplies
- Gate Drive Range ±20V, compatible with various logic level drives
- Threshold Voltage 1.8V, can be effectively turned on by low-voltage control signals
- On-Resistance 120mΩ (4.5V drive) / 100mΩ (10V drive), controlled losses
- Maximum Current 5A, small package meets medium power requirements
- Utilizes Trench technology, optimizing switching performance and conduction characteristics
**
Domain and module applications：
- DC-DC Buck/Boost Modules – As the main switch or synchronous rectifier, achieving efficient conversion in medium-voltage input scenarios.
- Industrial Sensor and Controller Power Supplies – Withstands 24V/48V bus voltage fluctuations, providing a stable and reliable power interface for the system.
- LED Lighting Drivers – Utilizes the 100V voltage margin to support constant current control for multi-LED series configurations.
- Power Tools and Battery-Powered Devices – Achieves 5A-level motor drive and protection within limited space.
- Communication Base Station Auxiliary Power Supplies – Meets the isolated/non-isolated conversion requirements of -48V or higher bus voltages.
- Load Switches and Power Management – Used for system-level power rail on/off control, reducing standby power consumption.
- Automotive Electronics (Non-Safety Critical) – Withstands transient spikes in 12V/24V automotive electrical systems, providing power protection for auxiliary loads.
One Sentence Summary: The BUK9875-100A-VB is a medium-voltage MOSFET that balances voltage rating, current, and package size, providing a reliable and space-saving solution for your medium-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：
* If you have any questions about the product, please fill out the form to submit, we will reply you within 24 hours
