XC9135C40CDR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9135C40CDR-G is a synchronous step-up DC/DC converter manufactured by Torex Semiconductor. It features a built-in 1A driver transistor and supports an input voltage range of 650 mV to 5.5 V. The device provides a fixed output voltage of 4 V with a maximum output current of 500 mA. Key electrical parameters include a switching frequency of 1.2 MHz, a quiescent current of 38 uA, and a standby current of 36 uA. It operates within a temperature range of -40 C to +85 C and utilizes a USP-B-EP-10 package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a 1A driver transistor for high-current step-up conversion
• Includes load disconnection functionality to minimize power consumption
• Supports low-voltage operation starting from 650 mV input

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient power management
• Battery-powered systems utilizing single-cell lithium-ion or lithium-polymer sources
• Applications necessitating low quiescent current for extended battery life

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the component status as End-of-Life (EOL) before procurement planning. Confirm availability through authorized distributors, noting potential supply restrictions. Ensure compatibility with existing PCB layouts using the USP-B-EP-10 package. Review official datasheets for updated handling and storage guidelines relevant to obsolete components.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 4 V output is required from variable low-voltage inputs up to 5.5 V. The integrated 1A driver supports loads up to 500 mA efficiently. Consider the 1.2 MHz switching frequency for compact external component sizing. Evaluate the low standby current for applications prioritizing energy conservation in sleep modes.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9135 series of switching voltage regulators from Torex Semiconductor. The series focuses on step-up DC/DC converters with built-in driver transistors and load disconnection features. The XC9135C40CDR-G specifically denotes the 4 V output variant within this family, designed for portable electronics and battery-operated equipment.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. As the component is listed as End-of-Life, consult manufacturer resources for direct replacements or evaluate alternative synchronous boost converters with similar electrical specifications and package footprints.