RT9297GQW

Overview

The RT9297GQW is a high-performance step-up DC-DC converter manufactured by Richtek USA Inc. It features an adjustable output voltage range of 2.6V to 24V and supports a maximum output current of 400mA. The device operates with switch frequencies of 640kHz or 1.2MHz, ensuring efficient power conversion for portable applications. Packaged in a compact 10-WDFN exposed pad format, it is designed for positive output configurations.

Feature Summary

• Compact boost converter design optimized for space-constrained portable electronics
• Adjustable output voltage capability supporting wide input ranges
• High switching frequency options for reduced external component size

Applications

• TFT-LCD display driver circuits
• Portable consumer electronics power management
• Battery-powered devices requiring voltage boosting

Procurement Notes

Verify the specific suffix code against official Richtek documentation to confirm pinout compatibility and thermal performance specifications. Ensure the procurement channel provides valid RoHS compliance declarations and original manufacturer traceability. Cross-reference the package type with the intended PCB footprint to prevent assembly errors during integration.

Selection Notes

Select this component when designing systems that require a single-output boost topology with adjustable voltage settings up to 24V. Consider the 10-WDFN package constraints for thermal dissipation requirements. Evaluate the 640kHz or 1.2MHz switching frequency options based on inductor size limitations and electromagnetic interference (EMI) sensitivity within the target application environment.

Part Context

This part belongs to the Richtek PMIC portfolio, specifically categorized under special purpose regulators and DC-DC converters. It serves as a solution for stepping up low battery voltages to levels required by peripheral components like displays. The GQW suffix denotes the specific package variant and temperature rating.

Replacement Considerations

Consult official Richtek substitution guides for verified equivalents. Generic replacements may differ in switching frequency or thermal characteristics.