Product parameter：
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds2.5 |
Rds4.5 |
Rds10 |
Technology |
| DFN8(3X3) |
Single-N |
100V |
|
1.8V |
21A |
|
|
36(mΩ) |
Trench |
| VB Package |
Configuration |
VCE |
VGE |
VGEth(V) |
VCEsat15V |
ICE |
Technology |
| DFN8(3X3) |
Single-N |
|
|
|
|
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds18 |
Technology |
| DFN8(3X3) |
Single-N |
100V |
|
1.8V |
21A |
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| DFN8(3X3) |
Single-N |
100V |
|
1.8V |
21A |
|
Trench |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| DFN8(3X3) |
Single-N |
|
|
|
|
|
|
|
- Voltage rating 100V, meeting safety margin for high-voltage systems
- Gate drive range ±20V, compatible with multiple logic levels
- Threshold voltage 1.8V, reliable turn-on even with low-voltage drive
- On-resistance 36mΩ (at 10V drive), excellent loss performance
- Maximum current 21A, high energy in a small package
- Uses Trench technology, optimizing switching and conduction performance
Domain and module applications：
- Industrial Control Power Supplies – As the main switch, withstands high-voltage and high-current surges, effectively reducing conduction losses and temperature rise.
- Automotive DC-DC Converters – 100V withstand voltage handles vehicle transient spikes, 21A current capability ensures load stability.
- Battery Chargers/Adapters – Replaces diodes in synchronous rectification or switching topologies, improving conversion efficiency.
- Power Tool Motor Drives – Utilizes low on-resistance and fast switching characteristics to achieve high power output and smooth speed control.
- Photovoltaic Micro-Inverters – High-side power switch, tolerates photovoltaic panel voltage fluctuations, improving system reliability.
- Server Power Modules – High-density DFN8 package saves board space, 36mΩ low resistance reduces thermal stress.
- Communication Base Station Power Supplies – Meets wide input voltage and long-term full-load operation requirements, stable and reliable.
One-sentence summary: The RQ3P120BKFRATCB-VB is not an ordinary MOSFET; it is your "space master" and "loss killer" in high-voltage, high-current 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
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