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MAX8805YEWEAD+T
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Product Detailed Parameters
- Description：IC CONV STP-DN PWM 600MA 16WLP
- Series：-
- Mfr：Analog Devices Inc./Maxim Integrated
- Package：Tape & Reel (TR)
- Applications：Converter, WCDMA PA Power
- Voltage - Input：2.7V ~ 5.5V
- Number of Outputs：1
- Voltage - Output：0.4V ~ 5.5V
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：16-WFBGA, WLBGA
- Supplier Device Package：16-WLP
- Grade：-
- Qualification：-
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Overview
The MAX8805YEWEAD+T is a step-down (buck) PWM converter optimized for WCDMA power amplifier supply regulation. It operates with an input voltage range of 2.7 V to 5.5 V and provides a single adjustable output from 0.4 V to 5.5 V. The device supports up to 1 A output current and functions within a temperature range of -40°C to +85°C. Packaged in a 16-WLP format, it is designed for high-efficiency RF applications.
Feature Summary
- Optimized step-down PWM converter architecture for WCDMA power amplifier supply regulation
- Integrated bypass mode functionality to enhance PA performance and system efficiency
- Wide input voltage range supporting standard battery and adapter supplies
Applications
- WCDMA power amplifier supply regulation
- RF front-end power management
- Mobile phone baseband power systems
Procurement Notes
Verify component authenticity through authorized channels due to discontinuation status. Confirm package integrity and RoHS compliance against the official datasheet specifications. Ensure compatibility with existing PCB footprints and thermal requirements before integration into final designs.
Selection Notes
Select this component for applications requiring efficient buck conversion specifically tailored for WCDMA PA biasing. Consider the 16-WLP package constraints and thermal dissipation capabilities. Evaluate if the fixed switching frequency and control topology meet the specific noise and transient response requirements of the target RF circuit.
Part Context
This part belongs to the Maxim Integrated MAX8805 series of specialized DC-DC converters. These devices are engineered for mobile communication systems, providing stable power delivery to sensitive RF components while maintaining high energy efficiency to extend battery life in portable wireless devices.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. Verify availability of direct replacements or updated series components through manufacturer announcements.
