The Sanken SE135 is a power switching regulator commonly used in various power supply applications requiring high efficiency and reliability. It integrates a control IC and a power MOSFET, enabling compact and efficient power conversion.

Applications:

• Power adapters: For laptops, mobile phones, and other portable devices.
• Auxiliary power supplies: In industrial equipment and appliances.
• LED lighting drivers: Constant current and constant voltage LED drivers.
• Standby power supplies: In consumer electronics devices.

Features:

• Integrated Control IC and Power MOSFET: Reduces component count and simplifies design.
• High Efficiency: Minimizes power loss and heat generation.
• Overcurrent Protection (OCP): Protects the device and the load from excessive current.
• Overvoltage Protection (OVP): Prevents damage from voltage surges.
• Thermal Shutdown (TSD): Shuts down the device in case of excessive temperature.
• Soft-Start Function: Reduces stress on components during start-up.
• Under Voltage Lockout (UVLO): Ensures proper operation under varying input voltage conditions.

Benefits:

• Compact Size: Reduced component count and package size allow for smaller and more efficient power supplies.
• Simplified Design: Integrated functionality reduces design complexity and time-to-market.
• Improved Reliability: Integrated protection features enhance the reliability of the power supply.
• Energy Efficient: High efficiency operation reduces energy consumption and lowers operating costs.

Additional Details:

The SE135 is designed for use in a wide range of power supply applications. It features a built-in soft-start function to reduce stress on components during startup and protection features to safeguard the device and the load from overcurrent, overvoltage, and overtemperature conditions. Detailed information on the input voltage range, output current, switching frequency, and package type is available in the product datasheet.