XC9236A2CD4R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9236A2CD4R-G is a synchronous step-down DC/DC converter from the XC9236 series by Torex Semiconductor. It features a built-in P-channel MOS driver and N-channel MOS switching transistor, supporting an input voltage range of 1.8V to 6.0V. The device provides a fixed output voltage of 2.0V with a maximum output current of 600mA. It operates at a selectable switching frequency of either 1.2MHz or 3.0MHz and utilizes automatic PWM/PFM control for high efficiency across load ranges. Quiescent current is minimized to 15µA during operation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates built-in P-channel MOS driver and N-channel MOS switching transistors for compact external component requirements.
• Employs automatic PWM/PFM switching control to maintain high efficiency from light to heavy loads.
• Features low quiescent current consumption to support energy-efficient system designs.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient power management
• Battery-powered equipment utilizing single-cell lithium-ion batteries
• Industrial control systems needing stable low-voltage regulation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'D4' indicates the USP-C-EP-6 package and 1.8V minimum input variant. Confirm the fixed output voltage corresponds to the 'C' code in the part number. Ensure compatibility with the required switching frequency selection via external pins as defined in the official datasheet.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model for applications requiring a fixed 2.0V output from a 1.8V to 6.0V source. Choose based on the need for automatic load-dependent efficiency optimization. Consider the USP-C-EP-6 package for space-constrained PCB layouts. Verify thermal performance under maximum load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

Part of the XC9236 series, which offers synchronous rectification with built-in drivers. This series supports both 1.2MHz and 3.0MHz frequencies. The XC9236 variant specifically uses automatic PWM/PFM switching, distinguishing it from the manual switch XC9237 and constant PWM XC9235.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

XC9236A2CMR-G: Different SOT-25-5 package. XC9236A2CDER-G: Different UFDFN package. XC9236B26CER-G: Different output voltage and package. Verify pinout and thermal pad requirements when substituting.