XC9237E1MDER-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9237E1MDER-G is a synchronous step-down DC/DC converter from the XC9237 series by Torex Semiconductor. It features a fixed output voltage of 1.0V and supports an output current of 600mA. The device operates with an input voltage range of 2.0V to 6.0V. It utilizes a compact 6-pin USP-C (1.8x2mm) package. The switching frequency is selectable between 1.2MHz and 3.0MHz. The quiescent current is 15μA, and it functions within a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification topology for high efficiency
• Manual selection between PWM and auto PWM/PFM modes
• Built-in soft start and current control functions
• Compatible with ceramic output capacitors

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring stable low-voltage power
• Battery-powered equipment with limited space constraints
• Embedded systems needing efficient step-down conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix DER-G against official Torex documentation to confirm the package type and tape-and-reel configuration. Ensure the fixed 1.0V output variant matches the design requirements, as other suffixes may provide adjustable or different fixed voltages. Cross-reference the manufacturer part number directly with the datasheet to avoid confusion with similar series members.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 1.0V output is required without external resistors. The manual mode switch allows optimization for either noise-sensitive applications using PWM or efficiency-critical scenarios using auto PWM/PFM. The small USP-C package suits dense PCB layouts. Confirm that the 600mA load capability meets the system's peak current demands.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9237 series, which includes synchronous-rectification DC/DC converters with built-in driver transistors. The series offers flexibility in switching frequencies and control modes to balance efficiency and ripple performance across various load conditions.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

XC9237E1MCTR-G: Alternative package option within the same series.

Voltage Regulators - DC DC Switching Regulators FAQ

Can the switching frequency be changed after manufacturing?

No, the switching frequency is determined by the specific model variant selected during production.

What is the accuracy of the fixed output voltage?

The output voltage accuracy is ±2.0%.