XC9142D42CER-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9142D42CER-G is a synchronous step-up DC/DC converter from the Torex Semiconductor XC9142 series. It features a fixed output voltage of 4.2V and supports an output current of up to 0.8A. The device operates with an input voltage range of 0.65V to 6V. Key electrical parameters include a switching frequency of 3MHz, a quiescent current of 17uA, and a maximum operating temperature of +85°C. The component utilizes a 6-UFDFN package with an exposed pad for surface mount installation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification architecture for high conversion efficiency
• Integrated load disconnection function to minimize standby power consumption
• Capable of operation with low input voltages starting from 0.65V

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronic devices
• Smartphones and mobile communication equipment
• Digital cameras and camcorders
• MP3 players and audio recorders

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'CER' against the official datasheet to confirm the exact output voltage tolerance and package variant. Ensure that the ordering information matches the manufacturer's standard designation for this part number to avoid receiving incorrect voltage settings or packaging types during procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for boosting low battery voltages to stable levels. The 3MHz switching frequency allows for the use of smaller external inductors and capacitors compared to lower-frequency alternatives. Consider the 0.8A peak current capability for applications requiring moderate power delivery within a small footprint.

Voltage Regulators - DC DC Switching Regulators Part Context

This model belongs to the XC9142 series of step-up DC/DC converters designed by Torex Semiconductor. The series is characterized by its small size, low noise, and high efficiency. These converters are widely used in consumer electronics where space constraints and battery life are critical design factors.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes within the same family include XC9142D42CMR-G and XC9142D42DER-G. Verify pin compatibility and thermal performance when replacing across different package types such as SOT-25-5 or WLP-6.