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Maxim > Solutions > Audio ICs

Class D Speaker Amplifiers

DATA SHEETS
Display Title / Parts Key Advantages
QV  PDF 20W Stereo Class D Speaker Amplifier with Volume Control
MAX9744

Delivers 2 x 20W from 12V Supply into 4Ω Loads
QV  PDF 10W Mono Class D Speaker Amplifier with Volume Control
MAX9768

High-Efficiency, Low BOM-Cost Class D Amplifier
QV  PDF Single-/Dual-Supply, Stereo 16W, Class D Amplifier with Differential Inputs
MAX9742

High-Efficiency Class D Amplifier Drives 4Ohm Loads with 87% Efficiency, 8Ohm Loads with 92% Efficiency
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 1.8W, Filterless, Stereo, Class D Audio Power Amplifier and DirectDrive Stereo Headphone Amplifier
MAX9702

QV  PDF 1.3W, Filterless, Stereo Class D Audio Power Amplifier
MAX9701

QV  PDF 12W+12W, Low-EMI, Spread-Spectrum, Stereo, Class D Amplifier
MAX9741

QV  PDF 25W/50W, Filterless, Spread-Spectrum, Stereo/Mono, Class D Amplifier
MAX9709

QV  PDF 20W/40W, Filterless, Spread-Spectrum, Mono/Stereo, Class D Amplifier
MAX9708

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 1.2W, Low-EMI, Filterless, Mono Class D Amplifier with Stereo DirectDrive Headphone Amplifiers
MAX9770

Integrated Audio Amplifier Combines a Filterless, 1.2W, Low-EMI, Class D Amp with DirectDrive Headphone Amp and Input Mixer
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 6W, Filterless, Spread-Spectrum Mono/Stereo Class D Amplifiers
MAX9713, MAX9714

6W, Class-D Amplifiers Ideal for Flat-Panel TV and PC Display Applications
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 500mW, Low EMI, Filterless, Class D Audio Amplifier
MAX9712

500mW, Low-EMI, Filterless, Class D Audio Amplifier Ideal for Portable Applications
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 3-Channel, 2.3W, Filterless Class D Amplifiers with Active Crossover
MAX9706, MAX9707

Triple Class D Amplifiers with Integrated Crossover Ideal for 2.1 Audio Systems
QV  PDF Mono, 2W, Switch-Mode (Class D) Audio Power Amplifier
MAX4295




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 (%) Package Smallest Available Package (max w/pins) (mm2)
MAX9770 
PC Notebook Subsystem
D 2.5 5.5 5.2 1.2 0.03 2.5 5.5 5.5 0.06 0.03 THIN QFN/28
TSSOP/28
26
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 Industry Qualified Package Smallest Available Package (max w/pins) (mm2)
MAX9744  NEW! D 4.5 14  -   -  20  -   -  0.04 95 75 Yes  -   - 
Analog or Digitally Programmable Volume Control
External Clock Synchronization
Filterless Operation
Wide Supply Range
2  -  THIN QFN/44 50
MAX9768  D 4.5 14 11  -   -  8 10 0.09 97 84 Yes  -   - 
Analog or Digitally Programmable Volume Control
External Clock Synchronization
Filterless Operation
Wide Supply Range
1  -  THIN QFN/24 17
MAX9742  D 20 40 15  -  16  -  20.5 0.06 93 68 Yes  -   - 
Differential Inputs
Single Ended Output
Wide Supply Range
2  -  THIN QFN/36 37
MAX9741  D 10 25 26  -  8.5  -  12  -   -  70 No 4.5 30.2
Differential Inputs
2  -  THIN QFN/56 66
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  -  THIN QFN (Dual)/10
UCSP/10
3
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  -  THIN QFN/24
UCSP/20
6
MAX9709  D 10 22 20 39 50 19 25 0.1 95 90 No 12.6 63
External Clock Synchronization
Programmable Thermal Flag
2  -  THIN QFN/56 66
MAX9708  D 10 18 20 32 42 16 21 0.15 95 90 No 12.6 63
External Clock Synchronization
Programmable Thermal Flag
2 Automotive - General THIN QFN/56 66
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  -  THIN QFN/16 17
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  -  THIN QFN/16 26
MAX9703  D 10 25 14 7 10 11 15 0.015 97 80 No 4.5 30
Differential Inputs
1  -  THIN QFN/32 26
MAX9704  D 10 25 24 4 5 8 10 0.02 97 80 No 4.5 30
Differential Inputs
2  -  THIN QFN/32 50
MAX9713  D 10 25 10  -   -  5.2 6 0.1 97 76 No 4.5 13
Differential Inputs
1  -  THIN QFN/32 26
MAX9714  D 10 25 18  -   -  5.2 6 0.1 97 76 No 4.5 13
Differential Inputs
2  -  THIN QFN/32 50
MAX9700  D 2.5 5.5 4  -   -  1.2 1.5 0.02 95.5 70 No 2 10
External Clock Synchronization
1  -  THIN QFN (Dual)/10
UCSP/10
uMAX/10
3
MAX9712  D 2.5 5.5 4  -   -  0.45 0.46 0.01 91 70 No 4 4
External Clock Synchronization
1  -  See Data Sheet  - 
See All Speaker Amplifiers (29)




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