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Maxim > Solutions > MP3 and Portable Media Players

Speaker Amplifier

Maxim's low-EMI, filterless, class D architecture delivers the low THD+N and high PSRR of class AB amplifiers, while minimizing the number of external support components and eliminating the need for costly, bulky external filtering.

DATA SHEETS
Display Title / Parts Key Advantages
QV    2.3W, Ultra-Low-EMI, Filterless, Class D Audio Amplifier
MAX9830

2.3W of Low-EMI, Class D Power from a 1.5mm x 1.5mm Package
QV    Dual SPDT Negative Rail Analog Switch with ±VCC Capability
MAX14504, MAX14505, MAX14505A, MAX14506

Industry's First ±VCC Capable Switch
QV  PDF 16VP-P Class G Amplifier with Inverting Boost Converter
MAX9738

Industry's Smallest Inductor-Based Boost Solution to Drive Ceramic Speakers
from a Li-Ion Battery
QV  PDF 2.4W, Single-Supply Class G Power Amplifier
MAX9730

Highest Output Power Speaker Amplifier From a Battery
QV  PDF 1.2W, Low-EMI, Filterless, Class D Audio Amplifier
MAX9746

1.2W, Low-EMI, Filterless Class D Audio Amplifiers for Class AB Amplifier Performance with Class D Efficiency that Conserve Board Space and Extend Battery Life
QV  PDF 1.3W, Filterless, Stereo Class D Audio Power Amplifier
MAX9701
QV  PDF 2.3W Stereo Speaker Amplifiers and DirectDrive Headphone Amplifiers with Automatic Level Control
MAX9756, MAX9757, MAX9758

Audio Amplifier with Automatic Level Control for Speaker Protection and Better Sound Quality
QV  PDF 3.2W, High-Efficiency, Low-EMI, Filterless, Class D Audio Amplifier
MAX9759
QV  PDF 2.8W, Low-EMI, Stereo, Filterless Class D Audio Amplifier
MAX9715

High-Efficiency Audio Amplifier Provides 2.8W of Power into a 4Ω Speaker
QV  PDF 2.3W, Ultra-Low-EMI, Filterless, Class D Audio Amplifier
MAX9705
QV  PDF Low-Cost, Mono, 1.4W BTL Audio Power Amplifiers
MAX9716, MAX9717

Low-Cost Speaker Amplifiers Offer Up to 1.3W into 4Ω, Headphone Sensing, and Pin-for-Pin Compatible Packaging
QV  PDF 10W Stereo/15W Mono, Filterless, Spread-Spectrum, Class D Amplifiers
MAX9703, MAX9704

10W Stereo/15W Mono Class-D Amplifier Ideal for Flat-Panel TV and PC-Display Applications
QV  PDF Low-Cost, Mono/Stereo, 1.4W Differential Audio Power Amplifiers
MAX9718, MAX9719

Low-Cost, Mono/Stereo, 1.4W Differential Audio Power Amplifiers Ideal for Portable Audio Devices with Internal Speakers
QV  PDF 6W, Filterless, Spread-Spectrum Mono/Stereo Class D Amplifiers
MAX9713, MAX9714

Filterless, Wide VCC Range
QV  PDF 1.2W, Low-EMI, Filterless, Class D Audio Amplifier
MAX9700, MAX9700A, MAX9700B, MAX9700C, MAX9700D

1.2W, Low-EMI, Filterless, Class D Audio Amplifiers Provide Class AB Amplifier Performance with Class D Efficiency, Conserving Board Space and Extending Battery Life
QV  PDF 1.8W, Filterless, Ultra-Low EMI, Stereo Class D Audio Power Amplifier
MAX9773

1.8W Ultra-Low EMI Stereo Amplifier that Passes FCC Radiation Emissions Standards
QV  PDF 3W Mono/Stereo BTL Audio Power Amplifiers with Shutdown
MAX9710, MAX9711

High Power, 100dB PSRR
QV  PDF 330mW, Ultra-Small, Audio Power Amplifiers with Shutdown
MAX4366, MAX4367, MAX4368



Key Specifications:   Integrated Amplifiers
Part Number Functions Class Speaker Amp. VCC (min) (V) Speaker Amp. VCC (max) (V) Speaker Amp. ICC (typ) (mA) Speaker Amp. POUT (W) Speaker Amp. Half Pwr. THD+N (%) Headphone Amp. VCC (min) (V) Headphone Amp. VCC (max) (V) Headphone Amp. ICC (typ) (mA) Headph. Amp. POUT into 32Ω @1% THD+N (W) Headphone Amp. Half Pwr. THD+N (%) Features Package
MAX9756 
•PC Notebook Subsystem
 AB 4.5 5.5 14 2 0.02 3 5.5 7 0.068 0.01
•Automatic Level Control (ALC)
 THIN QFN/36
MAX9757 
•PC Notebook Subsystem
 AB 4.5 5.5 14 2 0.02 3 5.5 7 0.068 0.01
•Automatic Level Control (ALC)
 THIN QFN/32
MAX9758 
•PC Notebook Subsystem
 AB 4.5 5.5 14 2 0.02 3 5.5 7 0.068 0.01
•Automatic Level Control (ALC)
 THIN QFN/32
See All Integrated Amplifiers (21)

Key Specifications:   Speaker Amplifiers
Part Number Class Speaker Amp. VCC (min) (V) Speaker Amp. VCC (max) (V) Speaker Amp. ICC (typ) (mA) POUT into 4Ω @ 1% THD+N (W) POUT into 4Ω @ 10% THD+N (W) POUT into 8Ω @ 1% THD+N (W) POUT into 8Ω @ 10% THD+N (W) Speaker Amp. Half Pwr. THD+N (%) SNR, A-weighted (dB) PSRR (db) Speaker Amp. External Gain Speaker Amp. Fixed Gain (min) (V/V) Speaker Amp. Fixed Gain (max) (V/V) Features Number of Channels
MAX9705  D 2.5 5.5 7 2.3 2.7 1.4 1.7 0.01 93 75 No 2 10
•Active Emissions Limiting (AEL)
•External Clock Synchronization
 1
MAX9701  D 2.5 5.5 4.5 2.2 2.5 1.3 1.7 0.08 88.5 80 No 1 8
•Differential Inputs
 2
MAX9759  D 3 5.5 8.4 2.6 3.2 1.4 1.8 0.03 96 81 No 2 16
•External Clock Synchronization
 1
MAX9715  D 4.5 5.5 12.8 2.3 2.8 1.4 1.5 0.09 93 71 No 2.8 3.4  -  2
MAX9716  AB 2.7 5.5 4.3 1.4 2 1.1 1.3 0.02 108 80 Yes  -   - 
•Headphone Sensing
 1
MAX9717  AB 2.7 5.5 4.3 1.4 2 1.1 1.3 0.02 108 80 Yes 2 4
•Headphone Sensing
 1
MAX9703  D 10 25 14 7 10 11 15 0.015 97 80 No 4.5 30
•Differential Inputs
 1
MAX9704  D 10 25 24 4 5 8 10 0.02 97 80 No 4.5 30
•Differential Inputs
 2
MAX9713  D 10 25 10  -   -  5.2 6 0.1 97 76 No 4.5 13
•Differential Inputs
 1
MAX9714  D 10 25 18  -   -  5.2 6 0.1 97 76 No 4.5 13
•Differential Inputs
 2
MAX9718  AB 2.7 5.5 5 1.4 1.7 1.1 1.3 0.025 107 93 Yes 1 4
•Differential Inputs
 1
MAX9719  AB 2.7 5.5 5 1.4 1.7 1.1 1.3 0.025 107 93 Yes 1 4
•Differential Inputs
 2
MAX9700  D 2.5 5.5 4  -   -  1.2 1.5 0.02 95.5 70 No 2 10
•External Clock Synchronization
 1
MAX9710  AB 4.5 5.5 12 2.6 3 1.5 1.8 0.015 98 100 Yes  -   -   -  2
MAX9711  AB 4.5 5.5 7 2.6 3 1.5 1.8 0.015 98 100 Yes  -   -   -  1
MAX9730  Boosted/G 2.7 5.5 8  -   -  2.4 2.8 0.07 95 77 No 4 4  -  1
See All Speaker Amplifiers (29)


         


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