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FULL DATA SHEET (PDF, 236kB) Download   E-Mail The MAX9705B evaluation kit (EV kit) is a fully assembled and tested circuit board that uses the MAX9705B filterless Class D amplifier to drive a mono bridge-tied-load (BTL) speaker in portable audio applications. Designed to operate from a 2.5V to 5.5V DC power supply, the EV kit is capable of delivering 2.3W into a 4Ω load. The EV kit accepts differential or single-ended input signals. The EV kit provides an option to select between different switching frequency modes of operation. The MAX9705B EV kit also evaluates the MAX9705A/MAX9705C/MAX9705D.

Key Features		Applications/Uses
Filterless Operation Passes FCC Radiated Emissions Evaluates the MAX9705A/B/C/D (with IC Replacement) 2.5V to 5.5V Single-Supply Operation 86% Efficiency Drives 2.3W into 4Ω Speaker at 1% THD+N Differential or Single-Ended Inputs Selectable Switching Frequency 0.1µA Shutdown Current Small 10-Pin TDFN Package Also Available in 10-Pin µMAX® and 12-Bump UCSP™ Packages Fully Assembled and Tested		Cellular Phones MP3 Players PDAs Portable Audio

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