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Maxim > Solutions > Cordless Phones

Linear Speaker/Headphone Drivers

DATA SHEETS
Display Title / Parts Key Advantages
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 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 330mW, Ultra-Small, Audio Power Amplifiers with Shutdown
MAX4366, MAX4367, MAX4368

QV  PDF SC70/SOT23-8, 50mA IOUT, Rail-to-Rail I/O Op Amps with Shutdown/Mute
MAX4335, MAX4336, MAX4337, MAX4338

QV  PDF Ultra-High PSRR Stereo Drivers + Microphone Amp + 100mA Linear Regulator
MAX4298, MAX4299

Ultra-High PSRR Stereo Headphone Driver
QV  PDF High-Output-Drive, Precision, Low-Power, Single-Supply, Rail-to-Rail I/O Op Amps with Shutdown
MAX4165, MAX4166, MAX4167, MAX4168, MAX4169




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 Package
MAX9720  1.8 3.6 5 50 0.006 100 92 No 1 1.41
SmartSense Automatic Short Circuit Detection
UCSP/0
UCSP/16
MAX4411  1.8 3.6 5 65 0.007 98 86 No 1.5 2
Independent Shutdown Controls
THIN QFN/20
UCSP/0
UCSP/14
See All Headphone Amplifiers (11)

Key Specifications:   Operational Amplifiers
Part Number Amps Per Pkg. Rail to Rail Min. Stable Closed Loop Gain (V/V) Min. Total Supply (V) Max. Total Supply (V) Typ. Supply Current per Amp. (µA) Max. VOS (µV) Typ. CMRR @ DC (dB) Typ PSRR @ DC (dB) Max. Input IBIAS (nA) Typ. Unity Gain BW (MHz) Typ. Slew Rate (V/µs) Input Voltage Noise Density (nV/√Hz) Input Current Noise Density (pA/√Hz) Low Power Shutdown Package Operating Temp. Range (°C)
MAX4165  1 Input and Output 1 2.7 6.5 1300 850 93 88 150 5 2 26 0.4 No SOT-23/5 -40 to +85
MAX4166  1 Input and Output 1 2.7 6.5 1300 850 93 88 150 5 2 26 0.4 Yes MicroDFN/8
PDIP/8
SOIC/8
uMAX/8
-40 to +85
MAX4167  2 Input and Output 1 2.7 6.5 1300 850 93 88 150 5 2 26 0.4 Yes PDIP/8
SOIC/8
-40 to +85
MAX4168  2 Input and Output 1 2.7 6.5 1300 850 93 88 150 5 2 26 0.4 Yes PDIP/14
SOIC/14
uMAX/10
-40 to +85
MAX4169  4 Input and Output 1 2.7 6.5 1300 1,000 93 88 150 5 2 26 0.4 No PDIP/14
SOIC/14
-40 to +85
See All Operational Amplifiers (141)




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