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TK10A50D(STA4,Q,M)-VB Product details
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TK10A50D is a Single N-MOS carefully optimized for high-voltage power switching scenarios, using Planar technology with robust voltage withstand and reliable thermal performance. The TO220F full-plastic package facilitates insulated mounting. The combination of 650V voltage rating, 10A current capacity, and 830mΩ on-resistance makes it a practical choice for high-voltage applications such as air conditioner PFC, industrial power supplies, and small appliance variable frequency drives, especially suitable for volume projects requiring a balance between cost and reliability.
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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 220V/380V system voltages, providing sufficient margin for rectified bus spikes and surges, reducing avalanche failure risk.
**VGS=±30V**: Wide gate drive window, compatible with common PWM drivers and high-voltage gate driver ICs, offering stronger noise immunity.
**Vth=3.5V**: Moderate threshold voltage, effectively resisting dv/dt-induced false turn-on, enhancing bridge circuit reliability.
**RDS(on)=830mΩ @ VGS=10V**: Balanced conduction loss for the same voltage rating, with TO220F package enabling effective heat dissipation, suitable for medium current continuous operation.
**ID=10A**: Continuous current capability meets peak demands of most high-voltage auxiliary power supplies and load switches, with ample current margin.
**Package TO220F**: Fully isolated package eliminates need for additional insulation pads, easy to install, low thermal resistance, suitable for screw mounting to heatsinks, simplifying system structure.
**VGS=±30V**: Wide gate drive window, compatible with common PWM drivers and high-voltage gate driver ICs, offering stronger noise immunity.
**Vth=3.5V**: Moderate threshold voltage, effectively resisting dv/dt-induced false turn-on, enhancing bridge circuit reliability.
**RDS(on)=830mΩ @ VGS=10V**: Balanced conduction loss for the same voltage rating, with TO220F package enabling effective heat dissipation, suitable for medium current continuous operation.
**ID=10A**: Continuous current capability meets peak demands of most high-voltage auxiliary power supplies and load switches, with ample current margin.
**Package TO220F**: Fully isolated package eliminates need for additional insulation pads, easy to install, low thermal resistance, suitable for screw mounting to heatsinks, simplifying system structure.
Domain and module applications：
**Switching Power Supplies**: Used as the main switch in flyback/forward topologies with 650V withstand voltage, strong spike absorption capability, improving overall power supply efficiency and stability.
**PFC Power Factor Correction**: Can withstand high voltage stress in Boost circuits, low on-resistance reduces boost losses, improving power factor.
**Industrial Control Auxiliary Power Supplies**: Wide voltage range and robust withstand voltage adapt to harsh grid environments, built-in diode recovery characteristics suit power frequency to intermediate frequency switching.
**LED Lighting Drivers**: In high-voltage linear or switching drivers, this device provides reliable on/off control, supports wide voltage input, extending driver life.
**Variable Frequency Modules for Small Appliances**: Used as start/protection switches or PFC tubes in conjunction with high-voltage busbars and IPM front-ends, offering controllable solution costs.
**Welding Machine / Charging Pile Auxiliary Circuits**: High surge withstand capability and fully molded insulation structure, suitable for high-dust, high-humidity industrial scenarios.
**AC-DC Adapters**: In the 65W~150W power range flyback topology, achieves high efficiency and low standby power consumption, meeting energy efficiency regulations.
**Selection Summary**: The TK10A50D achieves a good balance between high voltage withstand, current capability, package convenience, and system cost. It is a reliable general-purpose choice for medium-power switching applications on the 650V voltage platform, particularly suitable for industrial and consumer power supply projects with clear requirements for insulated mounting, impact resistance, and long-term stability.
* 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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