XC9135K34CDR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9135K34CDR-G is a synchronous step-up DC/DC converter manufactured by Torex Semiconductor. It features a built-in 1A driver transistor and operates with an input voltage range of 650 mV to 5.5 V. The device provides a fixed output voltage of 3.4 V with a maximum output current capability of 500 mA. Key electrical parameters include a switching frequency of 1.2 MHz, a quiescent current of 37 uA, and a standby current of 36 uA. It supports operation 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 high-current 1A driver transistor for efficient power handling
• Includes load disconnection functionality to prevent battery drain
• Features low quiescent and standby currents for extended battery life
• Supports wide input voltage ranges starting from ultra-low levels

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient step-up conversion
• Battery-powered systems needing low standby current consumption
• Applications utilizing single-cell lithium-ion or lithium-polymer batteries
• Circuits requiring automatic load disconnection upon shutdown

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific output voltage and package type against the official datasheet before procurement. Confirm availability status as distribution channels may vary. Ensure compatibility with system input voltage requirements and thermal management needs. Check for any specific ordering suffixes that might affect packaging or compliance certifications. Validate that the component meets all required environmental operating temperatures for the intended application.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a synchronous boost converter with integrated high-current drive is required. Consider the 1.2 MHz switching frequency for balancing efficiency and external component size. Evaluate the 3.4 V fixed output against system load requirements. Assess the low quiescent current benefits for battery-operated designs. Verify that the USP-B-EP-10 package fits the available PCB space and thermal constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9135 series of step-up DC/DC converters from Torex Semiconductor. The series is characterized by integrated driver transistors and load disconnection features. Variants in the series differ primarily in output voltage settings while maintaining similar core architectures and performance characteristics. The XC9135K34CDR-G specifically targets applications requiring a 3.4 V output.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult the official Torex Semiconductor documentation for confirmed substitute part numbers within the XC9135 series. Verify pinout compatibility and electrical parameter equivalence before substitution. Cross-reference specific output voltage variants if different voltage levels are acceptable.