The KP1073LDP is a power switch IC from KIWI. It is designed for use in offline power supply applications, offering features such as high precision CV/CC control and built-in protections. The KP1073LDP integrates a power MOSFET and control circuitry into a single package, reducing external component count and simplifying power supply design.

Applications:

• Mobile Phone Chargers: Used as the main power conversion IC in USB chargers.
• Power Adapters: Employed in AC-DC adapters for various electronic devices.
• LED Lighting: Found in LED driver circuits for constant current and constant voltage control.
• Standby Power Supplies: Used in low-power standby power supplies for appliances.
• Small Appliances: Suitable for power supplies in small household appliances.

Features:

• Integrated Power MOSFET: Reduces external component count and simplifies design.
• High Precision CV/CC Control: Provides accurate constant voltage and constant current regulation.
• Built-in Protections: Includes over-voltage, over-current, and over-temperature protections.
• Low Standby Power Consumption: Minimizes energy waste in standby mode.
• High Efficiency: Ensures efficient power conversion.

Benefits:

• Simplified Design: Integrated components reduce design complexity and BOM cost.
• Reliable Operation: Built-in protections enhance system reliability.
• Energy Efficient: Low standby power consumption reduces energy waste.
• Precise Regulation: CV/CC control ensures stable output voltage and current.
• Compact Solution: Small package size allows for compact power supply designs.

Additional Details:

The KP1073LDP operates with a wide input voltage range, typically from 85VAC to 265VAC, making it suitable for global power supply applications. The output voltage and current are configurable through external components, providing flexibility in design. The built-in protections, such as over-voltage protection (OVP), over-current protection (OCP), and over-temperature protection (OTP), safeguard the power supply and connected devices from damage. The IC is typically packaged in a DIP or SOP package for easy PCB assembly. The KP1073LDP also features low startup current and low operating current, further contributing to its energy efficiency. It is designed to meet various international safety and energy efficiency standards. For detailed specifications, application circuits, and design guidelines, refer to the manufacturer's datasheet.