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BUK664R6-40C,118-VB Product details
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VBsemi BUK664R6-40C,118-VB is a Single N-channel field-effect transistor using Trench technology, designed for medium-to-low voltage, high-current power conversion and high-power-density applications. Its TO263 package offers excellent heat dissipation capability and current capacity, suitable for heavy-load scenarios such as power supplies, motor drives, and battery management. The device provides extremely low on-resistance and stable switching characteristics within a 40V drain-source voltage range, combined with a 150A high-current carrying capacity, significantly reducing system losses and improving reliability.
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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 | 150A | 2.5(mΩ) | 2(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 | 150A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO263 | Single-N | 40V | 3V | 150A | 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 (Typical)
On-Resistance (VGS=4.5V): 2.5 mΩ (Typical)
On-Resistance (VGS=10V): 2 mΩ (Typical)
Maximum Drain Current (ID): 150A
Package Type: TO263
Technology: Trench
Gate-Source Voltage (VGS): ±20V
Threshold Voltage (Vth): 3V (Typical)
On-Resistance (VGS=4.5V): 2.5 mΩ (Typical)
On-Resistance (VGS=10V): 2 mΩ (Typical)
Maximum Drain Current (ID): 150A
Package Type: TO263
Technology: Trench
Domain and module applications：
1. High-power DC-DC converters: Used in synchronous rectification or as main switches, leveraging 2mΩ ultra-low on-resistance to significantly improve conversion efficiency, suitable for high-efficiency power modules like server power supplies and communication power supplies.
2. Electric vehicle and power tool motor drives: Suitable for 12V/24V/36V low-voltage brushless or brushed motor controllers, supporting high-current PWM speed control, meeting high-load startup and continuous operation requirements.
3. Lithium battery protection and BMS systems: Serves as the main switch in charge/discharge circuits, utilizing 150A high-current capability and fast shutdown characteristics to achieve overcurrent, overvoltage, and short-circuit protection, ensuring battery pack safety.
4. Automotive auxiliary power and body control: Used for load switches, heater drivers, and lighting control in 12V/24V automotive networks, with sufficient voltage margin to adapt to automotive transient surges.
5. Industrial power supplies and UPS inverters: Used in low-side power stages or load switching, low conduction losses reduce thermal stress and improve system power density.
6. High-current load switches: Replaces relays for electronic on/off control, suitable for intelligent power distribution, power management in electric equipment, supporting soft start and remote control.
7. Power adapters and fast chargers: Used as secondary-side rectifiers or power switches, reducing rectification losses, improving AC-DC conversion efficiency, suitable for high-power fast charging solutions.
* 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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