The XC9215 series is a synchronous step-down DC/DC converter with integrated control FETs and synchronous rectification. It offers high efficiency and a compact solution for various portable and embedded applications. The device is designed to provide a stable power supply with a minimal number of external components, incorporating a soft-start function and comprehensive protection features for enhanced reliability.

Applications

• Smartphones and mobile devices
• Wearable technology (smartwatches, fitness trackers)
• Portable power banks and battery chargers
• IoT (Internet of Things) devices
• Wireless communication modules

Features

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.3V (Fixed)
• Output Current: 600mA
• Switching Frequency: 2.2 MHz
• Integrated Control FETs
• Synchronous Rectification
• Soft-Start Function
• Over Current Protection (OCP)
• Short Circuit Protection (SCP)
• Thermal Shutdown Protection (TSD)
• Package: DFN1612-6

Benefits

• High Efficiency: Synchronous rectification minimizes power loss and maximizes battery life in portable applications.
• Small Footprint: The DFN1612-6 package enables a compact design, making it ideal for space-constrained applications.
• Stable Output Voltage: Provides a stable and regulated 3.3V output, even with fluctuations in input voltage or load current.
• Comprehensive Protection: Built-in OCP, SCP, and TSD features protect the IC and the load from potential damage.
• Simplified Design: Requires minimal external components, streamlining the design process and reducing overall system cost.

Additional Details

The XC9215C33CDR has a fixed output voltage of 3.3V and operates at a switching frequency of 2.2MHz. The integrated control FETs contribute to the high efficiency and small size of the converter. The soft-start function limits inrush current during startup, ensuring smooth and reliable operation. The DFN1612-6 package offers excellent thermal performance while maintaining a compact form factor. This DC/DC converter is well-suited for providing efficient and stable power in various portable and embedded systems where a 3.3V rail is required.