Product introduction：
You are designing a high-power-density industrial power supply or power tool with limited board-level space, yet it must withstand peak currents up to 140A. Ordinary MOSFETs either lack sufficient voltage tolerance or have excessive conduction losses, leading to system thermal runaway. The VBsemi XPH3R908QB,L1XHQ-VB is built for this—it packs 80V withstand voltage, 140A current-carrying capability, and an ultra-low on-resistance of just 2.65mΩ into the compact DFN8(5X6) package, combined with advanced SGT technology, allowing high-power conversion and motor drive designs to compromise no more.
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Product parameter：
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds2.5 |
Rds4.5 |
Rds10 |
Technology |
| DFN8(5X6) |
Single-N |
80V |
|
3.5V |
140A |
|
|
2.65(mΩ) |
SGT |
| VB Package |
Configuration |
VCE |
VGE |
VGEth(V) |
VCEsat15V |
ICE |
Technology |
| DFN8(5X6) |
Single-N |
|
|
|
|
|
SGT |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds18 |
Technology |
| DFN8(5X6) |
Single-N |
80V |
|
3.5V |
140A |
|
SGT |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| DFN8(5X6) |
Single-N |
80V |
|
3.5V |
140A |
|
SGT |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| DFN8(5X6) |
Single-N |
|
|
|
|
|
|
|
Voltage Rating 80V, covers most medium-voltage applications
Gate Drive Range ±20V, compatible with various drive circuits
Threshold Voltage 3.5V, clear and stable switching characteristics
On-Resistance 2.65mΩ (at 10V drive), extremely low loss, reduced temperature rise
Maximum Current 140A, outstanding high current carrying capability
Package DFN8(5X6), low thermal resistance, small footprint, suitable for high-density layout
Technology SGT (Shielded Gate Trench), optimized switching speed and conduction performance
Domain and module applications：
Power tools / Brushless motor drives – Act as power stage switches, withstand high current surges, reduce conduction loss, and extend battery life.
Low-voltage high-power DC-DC converters – In synchronous rectification or full-bridge topologies, the 2.65mΩ ultra-low on-resistance significantly improves conversion efficiency.
Battery charge/discharge management modules – Used for protection and charge/discharge circuits of large-capacity lithium battery packs, achieving low heat generation and high-reliability switching.
Automotive electronic auxiliary power supplies – 80V voltage rating handles automotive transient voltage fluctuations, providing a stable power rail for loads.
Server / Telecom power supplies – On high-power-density boards, the DFN8 package and low-loss characteristics aid efficient heat dissipation and compact design.
Inverters / Motor controllers – In high-side switch applications, fast switching and low on-resistance are balanced to enhance overall system performance. One-sentence summary: The XPH3R908QB,L1XHQ-VB is not an ordinary MOS tube; it is the 'low-loss switching core' and 'power density champion' for your medium-voltage, high-current power system.
* 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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