XC9237B1EC4R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9237B1EC4R-G is a synchronous step-down DC/DC converter manufactured by Torex Semiconductor. It operates with an input voltage range of 1.8V to 6V and provides a fixed output voltage of 1.05V. The device supports a maximum output current of 600mA and utilizes a switching frequency of 1.2MHz. It features a low quiescent current of 15uA and functions within a temperature range of -40°C to +85°C. The component is housed in a compact 6-USPEL package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification topology for high efficiency
• Built-in driver transistor with low on-resistance
• Fixed output voltage configuration
• Compact surface-mount packaging

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 DC-DC conversion in space-constrained designs

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific output voltage code within the part number against official datasheets to ensure compatibility with target circuit requirements. Confirm package type and pinout alignment during integration. Check manufacturer documentation for latest revision status and compliance certifications before finalizing procurement specifications.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed low-voltage output is required from a single-cell battery source. The 1.2MHz switching frequency allows for smaller external passive components compared to lower-frequency alternatives. Ensure input voltage remains within the specified 1.8V to 6V range for optimal performance and stability.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the XC9237 series of synchronous step-down converters. The series is characterized by built-in driver transistors and low standby currents, making it suitable for portable applications. The XC9237B variant specifically denotes a fixed output voltage model within this family.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Cross-reference with other XC9237 series variants having identical output voltage codes and compatible packages. Verify electrical parameters such as output current capability and switching frequency match application requirements before substitution.