XC9237G28DER-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9237G28DER-G is a synchronous step-down DC/DC converter manufactured by Torex Semiconductor Ltd. It provides a fixed output voltage of 2.8V with a maximum output current of 600mA. The device operates within an input voltage range of 1.8V to 6V and features a switching frequency of 3MHz. It utilizes a 6-UFDFN exposed pad package and supports an operating temperature range from -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification topology for improved efficiency
• Built-in driver transistor with low on-resistance
• Fixed output voltage configuration
• Compact surface-mount packaging

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient power management
• Battery-powered systems needing stable voltage regulation
• Embedded circuits utilizing single-cell lithium-ion or lithium-polymer batteries
• General-purpose DC-DC conversion in compact form factors

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix DER-G against official Torex documentation to confirm package type and tape/reel specifications. Ensure compatibility with existing PCB footprints for the 6-UFDFN exposed pad configuration. Cross-reference the fixed 2.8V output requirement with system design constraints before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 2.8V output is required from an input source between 1.8V and 6V. The 600mA current capability suits moderate load applications. Consider the 3MHz switching frequency for smaller external passive components compared to lower-frequency alternatives. Verify thermal performance requirements for the UFDFN package under expected load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9237 series of synchronous step-down converters. The series offers various fixed output voltages and packages. The XC9237G28DER-G specifically denotes the 2.8V output variant in the UFDFN-6 package. It shares core architecture with other members like XC9237G18DER-G but differs in output setting and potentially internal resistance characteristics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other XC9237 series variants with compatible pinouts if voltage adjustment is acceptable, such as XC9237G18DER-G (1.8V) or XC9237G25DER-G (2.5V). Verify electrical parameters and thermal characteristics before substitution.