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BUK9E04-40A,127-VB Product details
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The VBsemi BUK9E04-40A,127-VB is a Single N-channel power MOSFET using Trench technology, designed for medium-to-low voltage, high-current power conversion and high-power density control scenarios. Its TO262 package offers excellent heat dissipation and current-carrying capability, making it suitable for high-power applications such as industrial power supplies, motor drives, and battery management. The device provides extremely low on-resistance within a 40V drain-source voltage range, significantly reducing conduction losses, while supporting a continuous drain current of up to 150A to meet demanding high-load requirements.
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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 | 1.7(mΩ) | 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 |
Drain-Source Voltage (VDS): 40V
Gate-Source Voltage (VGS): ±20V
Threshold Voltage (Vth): 3.3V typical
On-Resistance (VGS=10V): 1.7 mΩ (typical)
Maximum Drain Current (ID): 150A
Package: TO262
Technology: Trench
Gate-Source Voltage (VGS): ±20V
Threshold Voltage (Vth): 3.3V typical
On-Resistance (VGS=10V): 1.7 mΩ (typical)
Maximum Drain Current (ID): 150A
Package: TO262
Technology: Trench
Domain and module applications：
1. High-Power DC-DC Converters: Used in synchronous rectification stages or main switches; ultra-low on-resistance improves conversion efficiency, suitable for efficient Buck/Boost topologies.
2. Motor Drive and Control Systems: Drives brushless DC motors, brushed motors, and industrial actuators; supports high-current PWM speed control, applicable to power tools, robot joints, etc.
3. Battery Charging/Discharging and Protection Circuits: Serves as the main charge/discharge switch for large-capacity energy storage systems and power battery packs; works with protection ICs for fast overcurrent and overvoltage shutdown.
4. Server and Telecom Power Supplies: Used in redundant power modules and point-of-load power supplies; reduces losses and improves power density, ensuring long-term stable operation.
5. Automotive Electronics and In-Vehicle Networks: Used for auxiliary load power supply, LED lighting drive, and pump motor control in 12V/24V vehicle systems; adapts to a wide temperature range.
6. Welding Machines and Inverter Power Sources: Acts as a high-frequency switching device; leverages low on-resistance and high current capability to improve inverter efficiency and output power.
7. Power Load Switches and Power Distribution Management: Used for power path management in industrial equipment and electric vehicles, enabling safe and controllable load connection and disconnection.
* 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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