In power electronic systems such as industrial motor drives, variable frequency speed regulation and small inverters, the durability, switching performance, temperature rise behavior and anti-interference capability of IGBT devices directly affect the operational stability and service life of the whole equipment. The Slkor SL15T65FK is an IGBT discrete device designed for industrial control scenarios. Packaged in TO-263, it features a collector-emitter voltage of 650V, a continuous collector current of 15A at 100℃ case temperature, a rated power dissipation of 182W at 25℃ ambient temperature, and a wide junction temperature range from -40℃ to 175℃. With a positive temperature coefficient of saturation voltage, a soft fast-recovery anti-parallel diode and low electromagnetic interference characteristics, it fits industrial scenarios such as motor control inverters, serving as a cost-effective power switching solution for low and medium-power industrial drive systems.

1. Core Product Parameters

Device Type: IGBT discrete device (with built-in anti-parallel diode)
Collector-Emitter Voltage (VCE): 650V
Collector Current (IC @ TC=100℃): 15A
Total Power Dissipation (PD @ TC=25℃): 182W
Operating Junction Temperature Range (TJ): -40℃ ~ 175℃
Package: TO-263

2. Core Product Advantages

2.1 High-Durability Design for Long-Cycle Industrial Operation

The device structure and manufacturing process are optimized for continuous operation scenarios such as industrial motor control, improving the impact resistance and long-term operational reliability of the device. It adapts to industrial working conditions with frequent start-stop and load fluctuation, ensuring long-term stable operation of equipment.

2.2 Positive Temperature Coefficient of VCE(sat) for Balanced Parallel Current Sharing

The saturation voltage drop features a positive temperature coefficient, which rises as the device temperature increases. When multiple devices are applied in parallel, it can automatically balance the current of each device, reduce the risk of local overheating caused by current bias, and improve the operational stability of multi-device parallel systems.

2.3 Soft & Fast Recovery Anti-Parallel Diode for Reduced Switching Stress

The built-in anti-parallel diode features soft recovery characteristics and fast recovery speed. It can effectively suppress voltage spikes and current surges during reverse recovery, reduce the switching stress of the device, and cut down the loss caused by the diode recovery process, improving the overall energy conversion efficiency.

2.4 Low Electromagnetic Interference for Optimized System EMC Performance

The gentle switching process can effectively reduce the di/dt and dv/dt values in the circuit, decrease the generation of electromagnetic interference, lower the difficulty of system EMC filtering design, and adapt to industrial control scenarios with high electromagnetic compatibility requirements.

2.5 Wide Junction Temperature Range for Strong Environmental Adaptability

Supporting a junction temperature range from -40℃ to 175℃, it can adapt to temperature fluctuations under different working conditions, operate stably even in environments with high temperature rise inside the chassis, and meet the demands of both low-temperature startup and high-temperature heavy-load operation.

2.6 TO-263 SMD Package with Excellent Heat Dissipation & Assembly Compatibility

Adopting the TO-263 surface-mount power package, the metal heat dissipation base can be directly attached to the PCB heat dissipation area or an external heat sink, with a short heat conduction path and excellent heat dissipation efficiency. Meanwhile, it is compatible with automated SMT mounting processes, suitable for batch industrial production.

3. Main Application Fields

With its durability, excellent diode characteristics and low interference advantages, the SL15T65FK is mainly used in various low and medium-power motor control and inverter scenarios: industrial motor drive frequency converters, servo drives, small inverter power supplies, home appliance frequency conversion controllers, electric tool speed regulation circuits, photovoltaic micro-inverters, UPS power stages, etc.

4. Engineering Design Guidelines

Voltage Margin: It is recommended to reserve an appropriate voltage margin in practical applications, avoid long-term operation close to the rated withstand voltage, and reduce the breakdown risk caused by surge voltage. Thermal Design: The TO-263 package shall be matched with a corresponding heat dissipation scheme according to the actual working current and duty cycle, to ensure the device junction temperature is within the specified range and improve operational reliability. Drive Matching: Select appropriate gate drive parameters to balance switching speed and electromagnetic interference level, and take into account both device loss and system EMC performance. Parallel Application: When multiple devices are connected in parallel, the positive temperature coefficient characteristic of the device can be utilized, and devices with good parameter consistency are preferred to ensure current sharing effect. Diode Application: The built-in anti-parallel diode can be used in freewheeling scenarios. If it needs to withstand large reverse current surges, the diode parameters shall be verified in combination with actual working conditions.

5. Product Summary

The Slkor SL15T65FK is an industrial-grade IGBT discrete device in TO-263 package. It features 650V voltage withstand, 15A current carrying capacity at 100℃ case temperature and a maximum junction temperature of 175℃. With a positive temperature coefficient of saturation voltage, a soft fast-recovery anti-parallel diode and low electromagnetic interference characteristics, it delivers outstanding durability. Suitable for various low and medium-power industrial power electronic scenarios such as motor control inverters, it is a reliable choice among domestic power devices that balances performance and cost.

Slkor introduction
According to Song Shiqiang, Slkor Semiconductor (https://www.slkormicro.com) grandly opened its third franchised store in Huaqiangbei on August 14, 2026. The store mainly offers MOSFETs, power-management ICs, Hall elements, optocouplers, IGBTs, SiC silicon-carbide components, AC/DC devices, TVS diodes, Schottky diodes, thyristors and other electronic components.



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