The XC9213 series is a synchronous step-down DC/DC converter with a built-in P-channel driver transistor and synchronous rectification, offering high efficiency and a compact solution. It integrates a P-channel MOSFET for the switching transistor, enabling a stable power supply within a small circuit. This converter also features a small CL auto discharge function that ensures a quick discharge of the output voltage when the IC is turned off.

Applications

• Smartphones and mobile devices
• Wireless communication modules
• Portable audio players
• Compact power supplies for IoT devices
• Wearable electronics

Features

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: Adjustable (0.7V to Vin)
• Output Current: 500mA
• Switching Frequency: 3.0MHz
• Integrated P-channel MOSFET
• Synchronous Rectification
• Soft-Start Function
• CL Auto Discharge Function
• Over Current Protection (OCP)
• Short Circuit Protection (SCP)
• Thermal Shutdown Protection (TSD)
• Package: USP-6C

Benefits

• High Efficiency: Achieved through synchronous rectification and an integrated MOSFET, reducing power loss and extending battery life.
• Compact Design: The USP-6C package facilitates integration into small devices, saving valuable board space.
• Stable Voltage Output: Maintains consistent power supply performance even with varying input voltage or load current.
• Comprehensive Protection: Equipped with OCP, SCP, and TSD to safeguard the IC and connected loads from potential damage.
• Ease of Implementation: Requires minimal external components, simplifying design and reducing overall system cost.

Additional Details

The XC9213B103UR operates at a switching frequency of 3.0MHz, allowing the use of smaller external components. Its soft-start function effectively minimizes inrush current during startup, enhancing system reliability. The device's compact USP-6C package is ideal for applications where space is limited. This DC/DC converter provides a highly efficient and reliable power management solution for a wide range of portable and embedded devices.