XC9142E49CER-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9142E49CER-G is a synchronous step-up DC/DC converter from the Torex Semiconductor XC9142 series. It features an integrated load disconnection function and operates with an input voltage range of 0.65V to 6V. The device provides a fixed output voltage of 4.9V at a maximum output current of 800mA. It utilizes a 1.2MHz switching frequency and includes a shutdown pin for power management. The component is housed in a compact 6-UFDFN exposed pad package, suitable for surface mount applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated load disconnection function prevents battery discharge when the system is off
• Synchronous rectification architecture ensures high conversion efficiency across various load conditions
• Fixed output voltage configuration eliminates external feedback resistor requirements
• Compact surface-mount packaging facilitates space-constrained circuit board designs

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient battery voltage boosting
• Mobile communication equipment utilizing low-voltage power sources
• Consumer electronics with strict size and weight limitations
• Battery-powered sensor modules needing stable regulated voltage supply

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'CER' against the official Torex datasheet to confirm the exact package type and tape/reel specifications. Ensure compatibility with standard surface-mount assembly processes. Cross-reference the part number with authorized distributors to confirm current availability and authenticity. Check for any regional compliance certifications required for your target market.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 4.9V output is required from a single-cell lithium-ion or similar low-voltage source. The 800mA current capability suits moderate load applications. Consider the 1.2MHz frequency for balancing component size and efficiency. Verify that the 6-UFDFN package fits the available PCB footprint and thermal requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9142 series of synchronous step-up converters. The series is characterized by low quiescent current and high efficiency. The XC9142E variant specifically denotes the 4.9V fixed output version. The 'G' suffix typically indicates lead-free and halogen-free compliance according to manufacturer standards.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct replacements within the same series include XC9142E33CER-G (3.3V) or XC9142E50CER-G (5.0V) if voltage tolerance allows. Other series members like XC9141 may offer similar functionality but require verification of pinout and electrical parameters.