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TK12A53D(STA4,Q,M)-VB Product details
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TK12A53D is a Single N-MOS meticulously optimized for high-voltage power switching scenarios, using Planar process, combining low conduction loss and high reliability. The TO220F fully insulated design achieves a good balance between heat dissipation performance and insulation safety. With a 650V withstand voltage, 12A current capacity, and 680mΩ on-resistance, it is a reliable choice for high-voltage applications such as industrial power supplies, home appliance inverters, and auxiliary power supplies, especially suitable for mass projects with high requirements for cost and robustness.
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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 | 12A | 680(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 | 12A | Planar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO220F | Single-N | 650V | 3.5V | 12A | Planar |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO220F | Single-N |
VDS=650V: Covers bus voltage after rectification in 220V/380V AC systems, with sufficient margin for spikes and surges, reducing breakdown failure risk.
VGS=±30V: Wide gate drive voltage range, compatible with various common PWM controllers and driver ICs, simplifying peripheral design.
Vth=3.5V (Typical): Moderate threshold voltage, strong noise immunity, suitable for high-voltage hard-switching conditions.
RDS(on)=680mΩ @ VGS=10V: Balanced conduction loss in high-voltage devices, combined with TO220F package for good heat dissipation.
ID=12A: Ample continuous current margin, meeting steady-state and transient requirements of most medium-power high-voltage loads.
Package TO220F: Fully molded insulation design eliminates need for additional insulating pads, easy to install, suitable for screw-mounted heat sinks.
Technology Planar: Mature planar process, good dv/dt tolerance, stable switching characteristics, high long-term reliability.
Domain and module applications：
Switching Power Supplies: Used as the main switch tube in flyback or forward topologies, 650V withstand voltage handles wide input voltage, low loss improves overall efficiency.
Chargers and Adapters: Performs robustly in high-side power conversion, full-mold package facilitates safety regulation layout, shortening development cycles.
LED Lighting Drivers: Suitable for high-voltage constant current solutions, voltage margin handles mains fluctuations, enhancing lamp life and reliability.
Home Appliance Control Boards: In auxiliary power supplies for motor drives like inverter air conditioners and washing machines, serves as a key high-voltage switch or startup circuit component.
Industrial Auxiliary Power Supplies: Stable conduction characteristics under wide input voltage environments, meeting the stringent reliability requirements of automation equipment for power supplies.
Photovoltaic Inverter Auxiliary Circuits: Used in high-voltage bus power take-off and startup circuits, Planar technology provides good surge immunity. Selection Summary: TK12A53D, with its 650V withstand voltage, 12A current, and mature Planar process, achieves a balance between performance and cost in high-voltage switching applications. The TO220F package balances heat dissipation and ease of installation, especially suitable for power supply and industrial control projects with clear requirements for insulation, space, and long-term reliability.
* 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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