XC9236C40D4R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9236C40D4R-G is a synchronous step-down DC/DC converter from Torex Semiconductor, featuring an integrated driver transistor and N-channel MOSFETs. It provides a fixed positive output voltage of 4V with a maximum output current of 600mA. The device operates at a high switching frequency of 3MHz, enabling the use of small external components. It supports an input voltage range typically associated with the XC9236 series, up to 5.5V or higher depending on specific variant configurations, though this specific part is optimized for low-voltage applications. The IC includes protection features such as overcurrent protection and thermal shutdown to ensure reliable operation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated synchronous rectification with built-in driver transistors for high efficiency
• Fixed 4V output voltage capability with 600mA load current support
• High-frequency switching operation at 3MHz to minimize passive component size
• Built-in protection mechanisms including overcurrent and thermal shutdown

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronic devices requiring efficient power management
• Embedded systems needing stable 4V supply rails for logic or peripheral circuits
• Industrial control modules utilizing low-voltage digital components
• Consumer electronics where space constraints necessitate compact power solutions

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the exact input voltage range and package tolerance against the official Torex datasheet for the XC9236C40D4R-G variant. Ensure that the ordering suffix matches the required tape-and-reel quantity and temperature grade. Confirm compatibility with system ground references and inductor selection guidelines provided in the manufacturer's application notes to maintain stability and performance.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Choose this regulator when a fixed 4V output is required with moderate current demands up to 600mA. The 3MHz switching frequency makes it suitable for designs prioritizing small footprint over ultra-low noise. Consider the thermal dissipation characteristics of the exposed pad package if operating near maximum current limits. Compare against other XC9236 variants if different output voltages or current ratings are needed.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the XC9236 family of synchronous step-down converters designed by Torex Semiconductor. The family targets energy-efficient applications in battery-operated devices. The 'C' designation typically indicates a specific output voltage setting within the series, while the suffix denotes packaging and reel specifications. This model represents a solution for converting higher battery voltages down to regulated 4V levels efficiently.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes may include other XC9236 variants with different output voltages if the 4V requirement can be adjusted. Cross-reference pinout and thermal pad dimensions with competitors like Maxim Integrated or Analog Devices synchronous buck regulators offering similar 600mA output and 3MHz frequency. Verify that any replacement maintains the same control loop stability and protection feature set.