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R8009KNX-VB Product details
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R8009KNX-VB is a Single N-MOS deeply optimized for high-voltage power switching scenarios. The SJ_Multi-EPI super-junction technology balances low conduction loss with fast switching characteristics. The TO220F fully isolated package achieves a good balance between heat dissipation capability and installation convenience. The combination of 800V withstand voltage, 9A current capacity, and 540mΩ on-resistance makes it a reliable choice for industrial power supplies, high-voltage conversion, and auxiliary power supply applications, particularly suitable for projects with strict requirements for voltage margin and system stability.
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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 | 800V | 3.5V | 9A | 540(mΩ) | SJ_Multi-EPI |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | SJ_Multi-EPI |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 800V | 3.5V | 9A | SJ_Multi-EPI |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 800V | 3.5V | 9A | SJ_Multi-EPI |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N |
VDS=800V: Suitable for three-phase rectification, industrial bus, and high-voltage DC-DC systems, providing ample margin for voltage spikes, significantly reducing breakdown risk.
VGS=±30V: Wide gate drive voltage range, compatible with various PWM controllers and driver ICs, simplifying gate protection circuit design.
Vth=3.5V (typical): Moderate threshold voltage, strong anti-interference capability, suitable for reliable driving in high-voltage industrial environments.
RDS(on)=540mΩ @ VGS=10V: Super-junction technology achieves low on-resistance, controllable conduction losses, beneficial for improving power conversion efficiency.
ID=9A: Ample continuous current capability, covering the load requirements of most high-voltage auxiliary power supplies, chargers, and inverter drive stages.
Package TO220F: Fully molded insulation design, no need for additional insulating pads, excellent heat dissipation performance, easy for installation and mass production.
VGS=±30V: Wide gate drive voltage range, compatible with various PWM controllers and driver ICs, simplifying gate protection circuit design.
Vth=3.5V (typical): Moderate threshold voltage, strong anti-interference capability, suitable for reliable driving in high-voltage industrial environments.
RDS(on)=540mΩ @ VGS=10V: Super-junction technology achieves low on-resistance, controllable conduction losses, beneficial for improving power conversion efficiency.
ID=9A: Ample continuous current capability, covering the load requirements of most high-voltage auxiliary power supplies, chargers, and inverter drive stages.
Package TO220F: Fully molded insulation design, no need for additional insulating pads, excellent heat dissipation performance, easy for installation and mass production.
Domain and module applications：
Decision Value Analysis Industrial Switching Power Supplies: Combination of high-voltage withstand and low conduction losses improves efficiency in flyback or forward topologies, reducing power tube temperature rise.
High-Voltage DC-DC Converters: Suitable for wide-input voltage modules; SJ_Multi-EPI technology optimizes switching waveforms, reducing electromagnetic interference.
LED Lighting Driver Power Supplies: 800V voltage withstand handles lightning surges more comfortably, working with constant current control to achieve high-reliability lighting solutions.
Photovoltaic Inverter Auxiliary Power Supplies: Stable operation under high bus voltage; TO220F package facilitates heat dissipation, extending system life.
Charging Station Control Power Supply: Wide voltage withstand range adapts to complex grid environments; low on-resistance reduces energy loss, improving overall efficiency.
Motor Drive Auxiliary Power Supply: Used in step-down circuits drawing power from the high-voltage bus, providing stable low-voltage rails, enhancing system transient immunity.
Electromagnetic Heating and Induction Heating Equipment: High-frequency switching characteristics combined with high-voltage margin meet the stringent requirements of resonant converters for power devices.
Selection Summary: The R8009KNX-VB achieves optimization among high-voltage withstand, on-resistance, and package reliability. It is a cost-effective general-purpose choice for 800V class high-voltage switching applications, particularly suitable for industrial and energy projects with clear requirements for voltage margin, heat dissipation efficiency, 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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