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BUK663R5-55C,118-VB Product details
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VBsemi BUK663R5-55C,118-VB is a Single N-channel power field-effect transistor using Trench technology, designed for low-voltage, high-current power conversion and high power density control scenarios. Its large TO263 package offers excellent heat dissipation and current carrying capacity, suitable for demanding applications such as industrial power supplies, motor drives, and automotive systems. The device provides extremely low on-resistance within a 60V drain-source voltage range, supporting 4.5V logic level drive, effectively reducing conduction losses and simplifying drive circuit design.
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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 | 60V | 3V | 270A | 7(mΩ) | 2.5(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 | 60V | 3V | 270A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO263 | Single-N | 60V | 3V | 270A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO263 | Single-N |
Drain-Source Voltage (VDS): 60V
Gate-Source Voltage (VGS): ±20V
Threshold Voltage (Vth): 3V (Typical)
On-Resistance (VGS=4.5V): 7 mΩ (Typical)
On-Resistance (VGS=10V): 2.5 mΩ (Typical)
Maximum Drain Current (ID): 270A
Package: TO263
Process Technology: Trench
Gate-Source Voltage (VGS): ±20V
Threshold Voltage (Vth): 3V (Typical)
On-Resistance (VGS=4.5V): 7 mΩ (Typical)
On-Resistance (VGS=10V): 2.5 mΩ (Typical)
Maximum Drain Current (ID): 270A
Package: TO263
Process Technology: Trench
Domain and module applications：
1. High-Current Low-Voltage Power Systems: Used in server power supplies, communication power supplies, and high-voltage DC conversion modules. With an ultra-low on-resistance of 2.5mΩ, it significantly reduces rectification losses and improves system efficiency.
2. Power Tools and Garden Machinery: Drives high-power DC brushless motors, suitable for high-rate discharge battery packs, supporting high-frequency PWM speed regulation and stall protection.
3. On-Board Electronics and 12V/48V Electrical Systems: Applied in automotive DC-DC converters, battery disconnect switches, and auxiliary load power supplies, meeting reliable on/off requirements under high-current surges.
4. Energy Storage and Inverters: Acts as the main charge/discharge switch or inverter bridge arm for portable energy storage stations, UPS, and photovoltaic controllers, achieving efficient energy conversion.
5. Motor Drive Controllers: Used in low-voltage, high-power BLDC/PMSM motor drive modules, supporting sustained high current output, reducing temperature rise, and extending controller lifespan.
6. Battery Protection and BMS: Serves as the main switch for the charge/discharge circuit in power battery packs. Works with management ICs to achieve fast overcurrent and short-circuit shutdown, ensuring battery safety.
7. Industrial Automation and Robotics: Used in high-power servo drives, hydraulic pump control, and other scenarios, providing stable high-side switching characteristics suitable for harsh industrial environments.
* 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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