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BUK7E4R0-80E,127-VB Product details
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BUK7E4R0-80E,127-VB is a Single N-MOS deeply optimized for medium-to-high power switching scenarios. Using Trench technology, it achieves an excellent balance between low on-resistance and high switching speed. The TO262 package offers excellent heat dissipation and current-carrying capacity, suitable for industrial-grade applications requiring long-term full-load operation or high reliability. The combination of 80V withstand voltage, 85A current-carrying capacity, and 6mΩ on-resistance makes it a preferred power device in fields such as power conversion, motor drives, and battery protection.
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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 | 80V | 3V | 85A | 10(mΩ) | 6(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 | 80V | 3V | 85A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO262 | Single-N | 80V | 3V | 85A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO262 | Single-N |
- VDS=80V: Suitable for 24V/36V/48V systems, providing ample voltage spike margin, significantly reducing avalanche breakdown risk.
- VGS=±20V: Wide gate drive voltage range, compatible with various drive circuits, supports direct drive with 10V logic levels, simplifying peripheral design.
- Vth=3V (typical): Moderate threshold voltage, strong noise immunity, while ensuring full conduction under 10V drive, suitable for industrial control environments.
- RDS(on)=6mΩ @ VGS=10V: Ultra-low on-resistance, significantly reducing conduction loss, greatly reducing full-load temperature rise, beneficial for improving system efficiency.
- RDS(on)=10mΩ @ VGS=4.5V: Maintains low on-resistance even under low gate voltage drive, supporting 5V logic drive scenarios, increasing application flexibility.
- ID=85A: Ample continuous current capability, capable of handling high-power loads and transient surges, suitable for high-current switching and power transmission.
- Package TO262: Fully molded through-hole package, low thermal resistance, short heat dissipation path, easy to attach heatsinks, meeting the needs of continuous high-power operation.
Domain and module applications：
- High-Power DC-DC Converters: The synergy of low on-resistance and low switching losses can significantly improve heavy-load efficiency in synchronous rectification topologies, aiding module miniaturization.
- Motor Drives and Industrial Control: The 85A high current margin combined with 80V voltage rating suits PWM speed control applications like power tools, industrial fans, and pumps, offering strong surge immunity.
- Battery Protection and Power Management: Fast switching characteristics ensure reliable shutdown during overcurrent/short circuits; low internal resistance reduces protection board self-heating, extending battery system life.
- Automotive Power and Auxiliary Systems: The 80V voltage rating covers 12V/24V vehicle buses; a wide safe operating area adapts to transient conditions like load dump, offering high reliability.
- Photovoltaic Inverters and Energy Storage Systems: Suitable for MPPT circuits and charge/discharge switching switches; low conduction voltage drop improves energy conversion efficiency and reduces cooling costs.
- UPS and Server Power Supplies: High current carrying capacity and low thermal resistance package adapt to high power density requirements, ensuring stable long-term continuous operation.
**Selection Summary:** The BUK7E4R0-80E,127-VB achieves an ideal balance between high voltage stress handling, low on-resistance, and strong heat dissipation capability. It is a cost-effective, general-purpose choice for high-current switching applications on the 80V voltage platform, particularly suitable for projects with strict requirements for efficiency, temperature rise, and long-term reliability.
* 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
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