XC9142D55C0R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9142D55C0R-G is a synchronous step-down DC/DC converter manufactured by Torex Semiconductor. It integrates a high-side N-channel MOSFET and features an internal oscillator operating at a fixed frequency of 1.2 MHz. The device provides a fixed output voltage of 5.5V with a tolerance of ±1%. It supports an input voltage range from 2.7V to 6V. The converter delivers a maximum output current of 1A. Key electrical parameters include a typical quiescent current of 35µA in operation and 1µA in standby mode. The component utilizes a compact WLP-6B package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-side N-channel MOSFET for efficient power conversion
• Operates with a fixed internal oscillation frequency of 1.2 MHz
• Provides low quiescent current consumption for extended battery life
• Includes built-in protection circuits against overcurrent and thermal issues

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring stable 5.5V supply
• Battery-powered consumer electronics
• Embedded systems with limited space constraints

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the exact suffix 'C0R-G' corresponds to the specific tape and reel packaging configuration required for your assembly line. Confirm that the 5.5V output voltage aligns precisely with your circuit design requirements, as this is a fixed-voltage variant. Ensure compatibility with the WLP-6B footprint during PCB layout verification.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 5.5V output is required within a 2.7V to 6V input range. It is suitable for applications prioritizing small form factor due to the WLP-6B package. Consider the 1.2MHz switching frequency for balancing component size and efficiency. Verify that the 1A current capability meets the load demands of the target application.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9142 series of synchronous step-down converters from Torex Semiconductor. The series is designed for portable equipment needing high efficiency and small solution size. The XC9142 family offers various fixed output voltages and adjustable versions. The D55C0R-G designation specifies the 5.5V output version with specific packaging and marking codes.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct replacements must match the 5.5V fixed output, 1A current rating, and WLP-6B package. Check datasheets for equivalent synchronous buck converters from other manufacturers ensuring identical pinout and electrical characteristics. Verify thermal performance and switching frequency compatibility if substituting with non-Torex parts.