Product introduction：
You are designing a high-power motor drive or industrial power module, where the PCB needs to carry hundreds of amperes of current, but you are troubled by the high voltage drop of ordinary MOS tubes and the need for increasingly thick heat sinks. VBsemi BUK9509-75A,127-VB is designed for this—it packages 60V withstand voltage, 120A continuous current capacity, and an on-resistance of only 5mΩ into the classic TO220 form factor, allowing high-current designs to no longer require 'stacking' heat sinks, easily handling harsh conditions.
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Product parameter：
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds2.5 |
Rds4.5 |
Rds10 |
Technology |
| TO220 |
Single-N |
60V |
|
3V |
120A |
|
|
5(mΩ) |
Trench |
| VB Package |
Configuration |
VCE |
VGE |
VGEth(V) |
VCEsat15V |
ICE |
Technology |
| TO220 |
Single-N |
|
|
|
|
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds18 |
Technology |
| TO220 |
Single-N |
60V |
|
3V |
120A |
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| TO220 |
Single-N |
60V |
|
3V |
120A |
|
Trench |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| TO220 |
Single-N |
|
|
|
|
|
|
|
Withstand Voltage 60V, covering 48V systems and below, with ample safety margin
Gate Drive Range ±20V, compatible with various gate drive circuits
Threshold Voltage 3V, reliable turn-on with standard logic levels
On-Resistance 5mΩ (at 10V drive), extremely low loss under high current
Maximum Current 120A, TO220 package can also handle substantial power
Trench technology, excellent switching characteristics, reduces switching losses
Domain and module applications：
Motor Drive Modules – Acts as an H-bridge or half-bridge power switch, carrying high current while maintaining low temperature rise, making power tools and robots more powerful.
Electric Bicycle/Electric Scooter Controllers – Utilizes extremely low on-resistance to improve system efficiency and extend driving range.
DC-DC Converters / Synchronous Rectification – Replaces rectifier diodes in high-voltage, high-current topologies, significantly reducing conduction losses and improving power conversion efficiency.
UPS Uninterruptible Power Supplies – Handles high current paths for battery charging and discharging, providing a stable and reliable power path.
Battery Protection and Balancing Circuits – Quickly disconnects during overcurrent or short circuit, protecting the battery cell pack safety.
High-Power LED Driver Power Supplies – Stably controls high current output, reduces heat generation, and extends lamp life.
Automotive Electronics Auxiliary Power Supply – Withstands voltage fluctuations in 12V/24V vehicle systems, providing robust support for loads. In a nutshell: BUK9509-75A,127-VB is not an ordinary MOSFET; it is the 'power cornerstone' and 'efficiency engine' for your high-current, high-reliability power supply 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
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