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FS3KM-9A#B00-VB Product details
Back to previous pageProduct introduction：
The FS3KM-9A#B00-VB is a Single N-MOS deeply optimized for high-voltage power switching scenarios. The Planar technology balances low conduction losses with high reliability, and the TO220F fully molded package achieves a good balance between thermal performance and electrical insulation. The combination of 650V voltage tolerance, 10A current capacity, and 830mΩ on-resistance makes it a preferred device for high-voltage applications such as industrial power supplies, charging station auxiliary power, and home appliance drives, especially suitable for mass production projects sensitive to safety clearance and cost.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 650V | 3.5V | 10A | 830(mΩ) | Planar |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | Planar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 650V | 3.5V | 10A | Planar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 650V | 3.5V | 10A | Planar |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N |
- VDS=650V: Covers high-voltage bus scenarios such as three-phase rectification, PFC, and flyback, providing ample voltage margin for spikes, enhancing system surge immunity.
- VGS=±30V: Large gate drive voltage tolerance, compatible with various PWM controllers and driver ICs, simplifying gate protection circuit design.
- Vth=3.5V (typical): Moderate threshold voltage with strong noise immunity, suitable for drive environments with strict requirements against false turn-on in high-voltage applications.
- RDS(on)=830mΩ @ VGS=10V: On-resistance is at a reasonable level for a high-voltage MOSFET, controllable full-load losses, reducing heatsink selection pressure.
- ID=10A: Continuous current capability meets the peak current requirements of most low-to-medium power high-voltage topologies; combined with the TO220F package, it enables good thermal management.
- Package TO220F: Fully molded plastic structure eliminates the need for additional insulating washers, facilitates heatsink installation, while improving system assembly efficiency and safety reliability.
- VGS=±30V: Large gate drive voltage tolerance, compatible with various PWM controllers and driver ICs, simplifying gate protection circuit design.
- Vth=3.5V (typical): Moderate threshold voltage with strong noise immunity, suitable for drive environments with strict requirements against false turn-on in high-voltage applications.
- RDS(on)=830mΩ @ VGS=10V: On-resistance is at a reasonable level for a high-voltage MOSFET, controllable full-load losses, reducing heatsink selection pressure.
- ID=10A: Continuous current capability meets the peak current requirements of most low-to-medium power high-voltage topologies; combined with the TO220F package, it enables good thermal management.
- Package TO220F: Fully molded plastic structure eliminates the need for additional insulating washers, facilitates heatsink installation, while improving system assembly efficiency and safety reliability.
Domain and module applications：
- Switching Power Supplies (SMPS): Used as the main switch in flyback or LLC converters, 650V withstand voltage handles wide input voltage, low switching losses improve overall efficiency.
- PFC Power Factor Correction Circuits: Suitable for boost topology, high voltage margin suppresses bus voltage spikes, improving power factor and harmonic performance.
- Industrial Auxiliary Power Supplies: Providing stable high-voltage switching solutions for inverters and servo drives, Planar technology ensures long-term reliability.
- Home Appliance Drive Modules: Suitable for 220V systems like air conditioner compressors and range hood motors, insulated package simplifies safety layout.
- Charging Pile Charging Modules: Undertakes power stage switching in high-voltage DC-DC conversion, strong impact resistance, suitable for harsh grid environments.
- Photovoltaic Inverter Auxiliary Power Supplies: Large voltage margin, combined with low-frequency switching control can reduce electromagnetic interference, improving system stability.
- LED High-Voltage Lighting Drives: Suitable for non-isolated buck or linear constant current solutions, high withstand voltage simplifies circuit design, reducing BOM cost.
**Selection Summary:** FS3KM-9A#B00-VB achieves a balance between high-voltage withstand, conduction losses, and package reliability. It is a cost-effective general-purpose choice for 650V voltage class low-to-medium power switching applications, especially suitable for projects with clear requirements for insulation, heat dissipation, and long-term stable operation.
* 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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