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The BD3473KS2 is a power management IC manufactured by ROHM Semiconductor. Below are its key specifications, descriptions, and features:

Specifications:

• Manufacturer: ROHM Semiconductor
• Package: HSOP-36
• Input Voltage Range: 4.5V to 18V
• Output Voltage: Adjustable (depends on configuration)
• Number of Channels: 2 (Dual-channel)
• Switching Frequency: Adjustable (typ. 300kHz to 1MHz)
• Maximum Output Current: 3A per channel
• Protection Features: Overcurrent protection (OCP), thermal shutdown (TSD), undervoltage lockout (UVLO)
• Operating Temperature Range: -40°C to +85°C

Descriptions:

The BD3473KS2 is a dual-channel synchronous buck DC-DC converter designed for high-efficiency power supply applications. It integrates MOSFET drivers and supports adjustable output voltage, making it suitable for various power management needs in industrial, automotive, and consumer electronics.

Features:

• High Efficiency: Synchronous rectification reduces power loss.
• Adjustable Output Voltage: Configurable via external resistors.
• Wide Input Voltage Range: Supports 4.5V to 18V input.
• Built-in Protection: Includes OCP, TSD, and UVLO for reliable operation.
• Compact Package: HSOP-36 for space-saving PCB design.
• Adjustable Switching Frequency: Allows optimization for efficiency and noise.

This information is strictly factual and based on ROHM's official documentation. For detailed application notes or design support, refer to ROHM's datasheet.