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OPA167x Low-Distortion Audio Operational Amplifiers
SBOS855E
January 2017 – December 2022
OPA1677
,
OPA1678
,
OPA1679
PRODUCTION DATA
CONTENTS
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OPA167x Low-Distortion Audio Operational Amplifiers
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information: OPA1677
6.5
Thermal Information: OPA1678
6.6
Thermal Information: OPA1679
6.7
Electrical Characteristics
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Phase Reversal Protection
7.3.2
Electrical Overstress
7.3.3
EMI Rejection Ratio (EMIRR)
7.3.3.1
EMIRR IN+ Test Configuration
7.4
Device Functional Modes
7.4.1
Operating Voltage
8
Application and Implementation
8.1
Application Information
8.1.1
Capacitive Loads
8.2
Typical Applications
8.2.1
Phantom-Powered Preamplifier for Piezo Contact Microphones
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.2.1
Power Supply
8.2.1.2.2
Input Network
8.2.1.2.3
Gain
8.2.1.2.4
Output Network
8.2.1.3
Application Curves
8.2.2
Phono Preamplifier for Moving Magnet Cartridges
8.2.3
Single-Supply Electret Microphone Preamplifier
8.2.4
Composite Headphone Amplifier
8.2.5
Differential Line Receiver With AC-Coupled Outputs
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.1.1
Power Dissipation
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Device Support
9.1.1
Development Support
9.1.1.1
PSpice® for TI
9.1.1.2
TINA-TI™ Simulation Software (Free Download)
9.1.1.3
DIP-Adapter-EVM
9.1.1.4
DIYAMP-EVM
9.1.1.5
TI Reference Designs
9.1.1.6
Filter Design Tool
9.2
Documentation Support
9.2.1
Related Documentation
9.3
Receiving Notification of Documentation Updates
9.4
Support Resources
9.5
Trademarks
9.6
Electrostatic Discharge Caution
9.7
Glossary
10
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
RUM|16
MPQF223A
PW|14
MPDS360A
D|14
MPDS177H
Thermal pad, mechanical data (Package|Pins)
RUM|16
QFND157C
Orderable Information
sbos855e_oa
sbos855e_pm
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