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Maxim > Solutions > MP3 Docking Stations: Mid Level

DirectDrive Headphone Amplifiers

DATA SHEETS
Display Title/Parts Key Advantages
QV  PDF Shunt Mode Audio Click-and-Pop Eliminator
MAX9892

Industry's Newest IC Eliminates Clicks and Pops for Headphone and Line Output in a Small Footprint
QV  PDF DirectDrive, Headphone Amplifier with BassMax, I²C, Volume and Gain Control
MAX9726

Integrated Volume Control Simplifies Designs
QV  PDF 5V, Differential Input, DirectDrive, 130mW Stereo Headphone Amplifiers with Shutdown
MAX9722

High Output Power (130mW) Is Ideal for Driving High-Quality Headphones
QV  PDF 60mW, DirectDrive®, Stereo Headphone Amplifier with Shutdown
MAX9728, MAX9728A, MAX9728B

Low Cost and a Small Package Simplifies Adding a Headphone Amplifier to TV and Notebook Applications



Key Specifications:  Click-Pop Suppressors
Part Number VSUPPLY
(V)
VSUPPLY
(V)
IQ
(mA)
SHDN Channels RoHS Available Package/Pins Smallest Available Pckg.
(mm2)
min max typ max w/pins
MAX9892  1.7 3.6 0.0006 Yes 2 Yes
µDFN/6
UCSP (R)/6
1.5
See All Click-Pop Suppressors (2)

Key Specifications:  Headphone Amplifiers
Part Number Hdph. Amp. VCC
(V)
Hdph. Amp. VCC
(V)
Hdph. Amp. ICC
(mA)
Hdph. Amp. POUT into 32Ω
(mW)
Hdph. Amp. Half Pwr. THD+N
(%)
SNR
(dB)
PSRR
(dB)
Hdph. Amp. Ext. Gain Hdph. Amp. Fxd. Gain
(|V/V|)
Hdph. Amp. Fxd. Gain
(|V/V|)
Features RoHS Available Industry Qualified Package/Pins Smallest Available Pckg.
(mm2)
min max typ @ 1% THD+N A- Weighted min min max max w/pins
MAX9728  4.5 5.5 3.5 63 0.02 101 86 Yes 1.5 1.5 - Yes -
TQFN/12
TSSOP/14
33.4
MAX9722  2.4 5.5 130 0.015 103 90 2 2 Common-Mode Sense Automotive - General
TQFN/16
TSSOP/16
See All Headphone Amplifiers (15)



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