The IW1816-20-SO7 is a highly integrated AC/DC power conversion controller from Dialog Semiconductor GmbH. This device is designed for off-line power supply applications, providing a compact and efficient solution for converting AC voltage to a regulated DC voltage. It's commonly used in chargers, adapters, and auxiliary power supplies.

Applications:

• AC/DC Adapters
• Chargers for Mobile Devices
• Auxiliary Power Supplies
• Standby Power Supplies
• LED Lighting Power Supplies

Features:

• Primary-Side Regulation (PSR)
• Constant Voltage (CV) and Constant Current (CC) Control
• High Efficiency
• Low Standby Power Consumption
• Built-in Protection Features (Over-Voltage, Over-Current, Over-Temperature)
• SO-7 Package

Benefits:

• Simplified Design (No Optocoupler Required)
• Reduced BOM (Bill of Materials) Cost
• High Efficiency Reduces Energy Consumption
• Compact Size
• Improved System Reliability

Additional Details:

The IW1816-20-SO7 utilizes primary-side regulation (PSR) to eliminate the need for an optocoupler, simplifying the design and reducing the BOM cost. It provides both constant voltage (CV) and constant current (CC) control, making it suitable for battery charging applications. The high efficiency of the device minimizes energy consumption and reduces heat dissipation. The low standby power consumption helps to meet stringent energy efficiency standards. The built-in protection features, including over-voltage, over-current, and over-temperature protection, enhance system reliability and prevent damage to the power supply. The SO-7 package offers a compact size and is suitable for surface mount assembly. The IW1816-20-SO7 is designed for robust operation and offers high reliability. It is well-suited for a wide range of AC/DC power supply applications, particularly those requiring high efficiency, low standby power, and a compact size. The PSR control also reduces the component count and improves the overall system cost.