XC9237B3AD4R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9237B3AD4R-G is a synchronous step-down DC/DC converter from Torex Semiconductor. It features a fixed output voltage of 0.8V and supports an output current of 600mA. The device operates with an input voltage range of 1.8V to 6.0V. It utilizes a 3MHz switching frequency and is housed in a USPEL-6 (1.8x2) package. The component functions within a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Supports manual switching between PWM control mode and automatic PWM/PFM switching control mode for optimized efficiency across load ranges.
• Integrates high-speed soft-start functionality with a typical duration of 0.25ms to ensure rapid startup response.
• Includes built-in overcurrent protection, output discharge, and protection lockout mechanisms for enhanced system reliability.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient power management
• Battery-powered equipment utilizing lithium-ion or lithium-polymer cells
• Embedded systems needing stable low-voltage regulation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'AD4' against official documentation to confirm the fixed 0.8V output voltage setting. Ensure the USPEL-6 package dimensions match the target PCB footprint requirements. Confirm RoHS compliance status through the manufacturer's latest certification documents before finalizing procurement specifications.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 0.8V output is required rather than an adjustable configuration. The AD suffix indicates a specific fixed voltage variant within the XC9237 family. Consider the 3MHz switching frequency for smaller external passive component sizes compared to lower-frequency alternatives.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9237 series of synchronous rectification type DC/DC converters. The series integrates P-channel MOS driver transistors and N-channel MOS switch transistors internally. It is designed to allow the use of ceramic capacitors for compact circuit designs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

XC9237A3AD4R-G: Same fixed voltage but different input voltage range (2V-6V). XC9237C3AD4R-G: Same fixed voltage but different input voltage range (2V-6V).