XC9235C14DMR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9235C14DMR-G is a synchronous step-down DC/DC converter manufactured by Torex Semiconductor. It features a built-in 600mA driver transistor and operates with an input voltage range of 2V to 6V. The device provides a fixed output voltage of 1.4V at up to 600mA load current. Key electrical parameters include a typical quiescent current of 21µA and a switching frequency of 3MHz. It is housed in a compact SOT-25-5 package suitable for surface mount applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-side P-channel MOSFET and low-side N-channel MOSFET for efficient synchronous rectification
• Utilizes constant frequency PWM control method for stable operation
• Incorporates internal compensation circuitry to minimize external component count
• Includes protection functions against over-current and thermal runaway

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient power management
• Battery-powered equipment utilizing single-cell lithium-ion or lithium-polymer batteries
• Embedded systems needing regulated low-voltage power supplies
• Communication modules and sensor interfaces in consumer electronics

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix DMR-G corresponds to the required tape and reel packaging configuration. Confirm that the fixed 1.4V output voltage aligns with the target circuit design requirements. Ensure compatibility with the SOT-25-5 footprint during PCB layout. Cross-reference the manufacturer's latest datasheet for any updates on environmental compliance or pinout definitions before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 1.4V output is required from a 2V to 6V input source. It is suitable for designs prioritizing high efficiency due to the synchronous topology and integrated driver transistors. Consider the 3MHz switching frequency for smaller passive component sizes compared to lower-frequency alternatives. Verify that the 600mA maximum output current meets the peak load demands of the application without exceeding thermal limits in the SOT-25-5 package.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9235 series of synchronous step-down converters from Torex Semiconductor. The series is characterized by high integration, including built-in driver transistors and oscillators, which reduces the number of external components needed. The XC9235C14DMR-G specifically denotes the version with a fixed 1.4V output and the DMR-G package variant, designed for compact surface-mount applications in portable electronics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes within the same series include XC9235A14DMR-G and XC9235B14DMR-G, which share identical electrical specifications and pinouts but may differ in manufacturing lot or minor parameter tolerances. Verify package compatibility and output voltage accuracy before substitution.