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Maxim > Solutions > Computers: Desktops, Workstations, and Servers

Headphone Amplifiers

DATA SHEETS
Display Title / Parts Key Advantages
QV  PDF Low RF Susceptibility DirectDrive Stereo Headphone Amplifier with 1.8V Compatible Shutdown
MAX9724C, MAX9724D

Lower Supply (Operates Down to 2.5V), RF-Immune Headphone Amplifier
QV  PDF Evaluation Kit for the MAX9724A and MAX9724B
MAX9724AEVKIT
QV  PDF Evaluation Kit for the MAX9789A, MAX9790A
MAX9789AEVKIT, MAX9790AEVKIT
QV  PDF Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux
MAX9777, MAX9778

3W Stereo Audio Amplifiers with Headphone Amplifier and Input Mux, Optimized for Notebook and DVD Applications
QV  PDF 60mW, DirectDrive, Stereo Headphone Amplifier with Low RF Susceptibility and Shutdown
MAX9724, MAX9724A, MAX9724B
QV  PDF Stereo Audio DAC with DirectDrive Headphone Amplifier
MAX9850

1.8V Stereo Audio DAC with Built-In DirectDrive™ Headphone Amplifier Designed for High-Performance, Space-Constrained Portable Applications
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 2.6W Stereo Audio Power Amplifiers and DirectDrive® Headphone Amplifiers
MAX9750, MAX9751, MAX9755

Integrated Audio Power Amplifiers Combine a 2.6W Stereo Amp and a DirectDrive Headphone Amp
QV  PDF 5V, Differential Input, DirectDrive, 130mW Stereo Headphone Amplifiers with Shutdown
MAX9722

Next-Generation DirectDrive Headphone Amplifiers Offer Differential Inputs and 5V Operation
QV  PDF Windows Vista-Compliant, Stereo Class AB Speaker Amplifiers and DirectDrive Headphone Amplifiers
MAX9789, MAX9790

Integrated Vista-Compliant ICs Combine a 2 x 2W Speaker Amplifier, DirectDrive Headphone Amplifier and Low-Dropout Regulator
QV  PDF 750mW Audio Amplifiers with Headphone Amp, Microphone Preamp, and Input Mux
MAX9765, MAX9766, MAX9767

750mW Audio Amplifier with Headphone Amp, Microphone Preamp, and Mux Optimized for Portable Audio Applications
QV  PDF 80mW, DirectDrive, Stereo Headphone Amplifier with Common-Mode Sense
MAX4409

80mW, DirectDrive, Stereo Headphone Amplifier with Common-Mode Sense
QV  PDF 50mW, DirectDrive, Stereo Headphone Amplifier with SmartSense and Shutdown
MAX9720, MAX9720A, MAX9720B

50mW, DirectDrive™, Stereo-Headphone Amplifier with SmartSense™ and Shutdown
QV  PDF Stereo 3W Audio Power Amplifiers with Headphone Drive and Input Mux
MAX9760, MAX9761, MAX9762, MAX9763

3W, Stereo Audio Amplifiers with Headphone Amp and Input Mux Optimized for Notebook and DVD Applications
QV  PDF 80mW, Fixed-Gain, DirectDrive, Stereo Headphone Amplifier with Shutdown
MAX4411, MAX4411B

Unique Low-Cost Headphone Amplifier Eliminates DC-Blocking Capacitors and Gain-Setting Resistors
QV  PDF 80mW, DirectDrive Stereo Headphone Driver with Shutdown
MAX4410
QV  PDF Ultra-High PSRR Stereo Drivers + Microphone Amp + 100mA Linear Regulator
MAX4298, MAX4299

Ultra-High PSRR Stereo Headphone Driver



Key Specifications:   Audio Data Converters
Part Number Functions Supply Voltage (min) (V) Supply Voltage (max) (V) Quiescent Current (mA) Number of ADCs Number of DACs DAC SNR (dB) DAC Bit Depth DAC Sample Rate (kHz) Interface Package Smallest Available Package (max w/pins) (mm2)
MAX9850 
•Audio DAC
 1.8 3.6 7.6 0 2 91 18 8 to 48 Audio - I2S
Serial - I2C 		THIN QFN/28
THIN QFN/32 		26
See All Audio Data Converters (4)

Key Specifications:   Headphone Amplifiers
Part Number 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 (%) SNR, A-weighted (dB) PSRR (db) Headphone Amp. External Gain Headphone Amp. Fixed Gain (min) (|V/V|) Headphone Amp. Fixed Gain (max) (|V/V|) Features Industry Qualified Package Smallest Available Package (max w/pins) (mm2)
MAX9724  2.7 5.5 3.5 63 0.02 101 86 Yes 1.5 1.5  -   -  THIN QFN/12
UCSP/12 		3
MAX9722  2.4 5.5 5.5 130 0.015 103 90 Yes 2 2
•Common-Mode Sense
 Automotive - General THIN QFN/16
TSSOP/16 		10
MAX9720  1.8 3.6 5 50 0.006 100 92 No 1 1.41
•SmartSense Automatic Short Circuit Detection
  -  UCSP/16 4
MAX4409  1.8 3.6 5 65 0.005 98 86 Yes  -   - 
•Common-Mode Sense
  -  THIN QFN/20 17
MAX4411  1.8 3.6 5 65 0.007 98 86 No 1.5 2
•Independent Shutdown Controls
  -  THIN QFN/20
UCSP/14 		4
MAX4410  1.8 3.6 7 65 0.006 98 90 Yes  -   - 
•Independent Shutdown Controls
  -  TSSOP/14
UCSP/14 		4
See All Headphone Amplifiers (11)

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 Smallest Available Package (max w/pins) (mm2)
MAX9789 
•PC Notebook Subsystem
 AB 4.5 5.5 14 2 0.004 3 5.5 7 0.055 0.02
•Windows-Vista Compliant
 THIN QFN/32 26
MAX9790 
•PC Notebook Subsystem
 AB 4.5 5.5 14 2 0.004 3 5.5 7 0.055 0.02
•Windows-Vista Compliant
 THIN QFN/32 26
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
MAX9750 
•PC Notebook Subsystem
 AB 4.5 5.5 14 2.3 0.02 3 5.5 7 0.05 0.01
•Beep
 THIN QFN/28 26
MAX9751 
•PC Notebook Subsystem
 AB 4.5 5.5 14 2.3 0.02 3 5.5 7 0.05 0.01  -  THIN QFN/28 26
MAX9755 
•PC Notebook Subsystem
 AB 4.5 5.5 14 2.3 0.02 3 5.5 7 0.05 0.01  -  THIN QFN/28 26
MAX9765 
•PC Notebook Subsystem
 AB 2.7 5.5 12 0.75 0.09 2.7 5.5 7 0.04 0.006  -  THIN QFN/32 26
MAX9766 
•PC Notebook Subsystem
 AB 2.7 5.5 7 0.75 0.09 2.7 5.5 7 0.04 0.006  -  THIN QFN/32 26
MAX9767 
•PC Notebook Subsystem
 AB 2.7 5.5 12 0.75 0.09 2.7 5.5 7 0.04 0.006  -  THIN QFN/32 26
MAX9760 
•PC Notebook Subsystem
 AB 4.5 5.5 13 2.6 0.01 4.5 5.5 7 0.088 0.003  -  THIN QFN/28
THIN QFN/32 		26
MAX9761 
•PC Notebook Subsystem
 AB 4.5 5.5 13 2.6 0.01 4.5 5.5 7 0.088 0.003  -  THIN QFN/28
THIN QFN/32 		26
MAX9762 
•PC Notebook Subsystem
 AB 4.5 5.5 7 2.6 0.01 4.5 5.5 7 0.088 0.003  -  THIN QFN/28
THIN QFN/32 		26
MAX9763 
•PC Notebook Subsystem
 AB 4.5 5.5 7 2.6 0.01 4.5 5.5 7 0.088 0.003  -  THIN QFN/28
THIN QFN/32 		26
See All Integrated Amplifiers (21)


         


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