XC9142A49D0R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9142A49D0R-G is a synchronous step-up DC/DC converter from the XC9142 series by Torex Semiconductor. It operates with an input voltage range of 0.65V to 6V and provides a fixed output voltage of 4.9V. The device supports a maximum output current of 800mA and features a switching frequency of 3MHz. Key electrical parameters include a typical quiescent current of 17µA and a shutdown current of less than 0.1µA. It functions within a temperature range of -40°C to +85°C and utilizes a WLP-6 package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification architecture for high conversion efficiency
• Integrated load disconnection function to prevent battery drain in shutdown mode
• Fixed output voltage configuration eliminating external resistor requirements
• Compact wafer-level packaging suitable for space-constrained designs

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient power management
• Battery-powered equipment utilizing single-cell lithium-ion or lithium-polymer sources
• Mobile communication modules needing stable voltage regulation
• Wearable technology with strict size and power constraints

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix D0R against official Torex documentation to confirm the exact output voltage tolerance and package variant. Ensure compatibility with RoHS directives if required by your manufacturing standards. Cross-reference the datasheet revision date to guarantee access to the most recent electrical characteristics and application circuit recommendations before finalizing component selection.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 4.9V output is required from a low-voltage source up to 6V. The 800mA current capability suits moderate load applications, while the 3MHz frequency allows for smaller passive components compared to lower-frequency alternatives. Consider the WLP-6 footprint for board space optimization and verify that the 17µA quiescent current meets the standby power requirements of the target system.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9142 series of synchronous step-up converters designed for low-power applications. The series emphasizes high efficiency and compactness, targeting portable electronics. The XC9142A49D0R-G specifically offers a fixed 4.9V output, distinguishing it from adjustable variants or other fixed voltage options within the same family.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult Torex Semiconductor for direct cross-references. Verify pinout compatibility and electrical specifications such as output current and switching frequency when evaluating alternative regulators from other manufacturers.