MAX77178EWC+

Overview

The MAX77178EWC+ is a single-output switching regulator from Analog Devices Inc./Maxim Integrated, designed for power amplifier applications. It operates with an input voltage range of 2.5V to 5.5V and provides a flexible output voltage adjustable from 0.5V to 3.4V. The device is housed in a WLP-70 package suitable for surface mount installation. It functions within a temperature range of -40°C to +85°C (TA). This component serves as a dedicated converter for WCDMA and NCDMA power amplifier systems.

Feature Summary

• Single-output switching regulator architecture
• Wide input voltage compatibility
• Flexible programmable output voltage
• Compact WLP-70 surface mount packaging

Applications

• WCDMA Power Amplifier Applications
• NCDMA Power Amplifier Applications
• General Converter Systems

Procurement Notes

Verify the specific suffix and package type against official datasheets before procurement. Confirm availability status through authorized distributors, as supply levels may vary. Ensure the operating environment falls within the specified -40°C to +85°C temperature range. Cross-reference pinouts and electrical characteristics with the latest manufacturer documentation to prevent integration errors.

Selection Notes

Select this component when a single regulated output is required for RF power amplification circuits. The wide input range supports various battery or system voltages. The flexible output setting allows precise voltage tailoring for different PA bias requirements. Consider the WLP-70 footprint constraints during PCB layout design to ensure proper thermal and electrical performance.

Part Context

This part belongs to the Maxim Integrated line of specialized power management solutions. It is engineered specifically for mobile communication infrastructure and devices requiring efficient power conversion for RF stages. The device integrates control logic and power switches into a compact form factor, reducing overall system size while maintaining high efficiency for demanding wireless applications.

Replacement Considerations

No direct substitute part numbers are publicly confirmed for this specific model.