OPA1622

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design Burr-Brown Audio OPA1622 SBOS727B – NOVEMBER 2015 – REVISED MAY 2016 OPA1622 SoundPlus™ High-Fidelity, Bipolar-Input, Audio Operational Amplifier 1 Features 1 High-Fidelity Sound Quality Ultralow Noise: 2.8 nV/√Hz at 1 kHz Ultralow Total Harmonic Distortion + Noise: –119 dB THD+N (142 mW/Ch into 32 Ω/Ch) Wide Gain Bandwidth Product: 32 MHz (G = +1000) High Slew Rate: 10 V/μs High Capacitive-Load Drive Capability: > 600 pF High Open-Loop Gain: 136 dB (600-Ω Load) Low Quiescent Current: 2.6 mA per Channel Low-Power Shutdown Mode With Reduced Pop and Click Noise: 5 μA per Channel Short-Circuit Protection Wide Supply Range: ±2 V to ±18 V Available in small VSON-10 µPackage 2 Applications High-Fidelity (HiFi) Headphone Drivers Professional Audio Equipment Analog and Digital Mixing Consoles Audio Test and Measurement High-End Blu-ray™ Players High-End Audio and Video (A/V) Receivers 3 Description The OPA1622, dual, bipolar-input, SoundPlus™ audio operational amplifier achieves a very low, 2.8-nV/√Hz noise density with an ultralow THD+N of –119.2 dB at 1 kHz and drives a 32-Ω load at 100mW output power. The OPA1622 offers extremelyhigh ac PSRR and CMRR specifications that eliminate noise from power supplies, making the OPA1622 ideal for use in portable-audio applications. This device also has a high output-drive capability of +145 mA per ...