XC9237C33DER-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9237C33DER-G is a synchronous step-down DC/DC converter manufactured by Torex Semiconductor. It operates with an input voltage range of 2 V to 6 V and provides a fixed output voltage of 3.3 V at up to 600 mA. The device features a switching frequency of 3 MHz and a quiescent current of 21 uA. It utilizes a USP-C-EP-6 package and functions within a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification topology for improved efficiency
• Built-in driver transistor with low on-resistance
• Fixed output voltage configuration
• High-frequency operation enabling compact external components

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient power management
• Battery-powered systems needing low quiescent current
• Embedded circuits utilizing single-cell lithium-ion batteries
• General-purpose 3.3V logic supply generation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix DER-G against official Torex documentation to confirm the USP-C-EP-6 package type and tape-and-reel packaging quantity. Ensure compatibility with standard surface-mount assembly processes for this small outline package. Cross-reference the part number with the latest datasheet revision to confirm pinout and electrical characteristics match design requirements.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 3.3V output is required from a 2V to 6V input source. The 3 MHz switching frequency allows for smaller inductors compared to lower-frequency alternatives. Consider the 21 uA quiescent current for battery life optimization. Verify that the 600 mA load requirement does not exceed thermal limits in the intended application environment.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9237 series, which includes various output voltage options and package variants. The XC9237 series is designed as a synchronous step-down converter family. Different suffixes indicate variations in output voltage, package style, and reel specifications. This specific model is optimized for applications requiring a stable 3.3V rail.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for XC9237C33DER or other XC9237 series variants with identical output voltage and package. Verify pin-to-pin compatibility before substitution. Consult Torex documentation for any functional differences between series revisions.