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2SK2059L-E-VB Product details
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2SK2059L-E-VB is a Single N-MOS meticulously designed for high-voltage power switching scenarios. Using Planar process, it combines high voltage withstand capability with stable reliability. The TO251 package strikes a good balance between thermal performance and ease of installation. The combination of 600V withstand voltage, 4A current carrying capacity, and 1440mΩ on-resistance makes it an ideal choice for applications such as high-voltage auxiliary power supplies, low-power inverters, and industrial control, especially suitable for solutions with clear requirements for 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 |
|---|---|---|---|---|---|---|---|---|---|
| TO251 | Single-N | 600V | 3.5V | 4A | 1800(mΩ) | 1440(mΩ) | Planar |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| TO251 | Single-N | Planar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| TO251 | Single-N | 600V | 3.5V | 4A | Planar |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| TO251 | Single-N | 600V | 3.5V | 4A | Planar |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| TO251 | Single-N |
VDS=600V: Suitable for 220V/380V systems and wide voltage input scenarios, providing ample peak voltage margin to reduce avalanche breakdown risk.
VGS=±30V: Large gate drive margin, compatible with 10V~15V standard gate drive circuits, simplifying drive design.
Vth=3.5V (Typical): Moderate threshold voltage effectively suppresses dv/dt-induced false turn-on, enhancing system anti-interference capability.
RDS(on)=1440mΩ @ VGS=10V: Typical on-resistance under high-voltage Planar process, balancing withstand voltage and conduction losses, suitable for medium-power efficiency optimization.
ID=4A: Continuous current capability matches small power high-voltage switching topologies, meeting peak demands of most auxiliary power supplies and drive circuits.
Package TO251: Through-hole mounting facilitates heat dissipation, low thermal resistance, suitable for compact PCB layout in industrial and consumer power modules.
Domain and module applications：
High-Voltage Auxiliary Power Supplies: Used as a switching tube in flyback or forward topologies, large voltage margin effectively handles startup and surge spikes.
Low Power Inverters: 600V withstand voltage suitable for single-phase inverter bus voltage, Planar process provides stable switching characteristics.
Industrial Control Power Supplies: Wide voltage input range and strong anti-interference capability, suitable for industrial control board cards and instrument power supply units.
LED Lighting Drivers: Acts as a switching device in high-voltage constant current applications, controllable conduction losses, improving overall machine efficiency and reliability.
Chargers and Adapters: Replaces low-voltage MOSFETs in high-voltage side switching circuits, simplifying EMI design and reducing costs.
Motor Drive Auxiliary Circuits: Used in Power Factor Correction (PFC) or bus pre-charge circuits, strong ability to withstand high-voltage surges. Selection Summary: The 2SK2059L-E-VB achieves a balance between high withstand voltage, drive compatibility, and packaging practicality, making it a reliable general-purpose choice for high-voltage switching applications in the 600V voltage class, particularly suitable for power supply and industrial control projects with strict requirements for voltage safety and system cost.
* 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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