XC9135K22CDR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9135K22CDR-G is a synchronous step-up DC/DC converter manufactured by Torex Semiconductor. It features a built-in 1A driver transistor and operates within an input voltage range of 650 mV to 5.5 V. The device provides a fixed output voltage of 2.2 V with a maximum output current of 500 mA. Key electrical parameters include a switching frequency of 1.2 MHz, a typical operating supply current of 37 uA, and a shutdown mode current of 36 uA. It functions reliably across an ambient temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-side driver FET and low-side driver FET for efficient synchronous rectification.
• Includes a load disconnection function to prevent battery discharge when the output is disabled.
• Capable of starting up from very low input voltages as low as 650 mV.

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronic devices requiring step-up conversion
• Systems utilizing single-cell lithium-ion or alkaline batteries
• Low-voltage digital logic circuits needing stable 2.2 V regulation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'K' against the official Torex datasheet to confirm package type and tape/reel specifications. Ensure the ordering code matches the required output voltage variant. Confirm RoHS compliance status through the manufacturer's latest documentation before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is needed for boosting low input voltages to a stable 2.2 V rail. The integrated driver reduces external component count compared to non-synchronous alternatives. Consider the 1.2 MHz switching frequency for balancing efficiency and passive component size in space-constrained designs.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9135 series of step-up converters designed for low-power applications. The series emphasizes high efficiency and minimal standby current. The K-series designation typically indicates specific packaging and environmental ratings defined by Torex Semiconductor for mass production.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Verify compatibility with existing circuit layouts if considering alternative regulators from other manufacturers.