SBOS724A
September 2015 – June 2022
OPA1688
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
EMI Rejection
8.3.2
Phase-Reversal Protection
8.3.3
Capacitive Load and Stability
8.4
Device Functional Modes
8.4.1
Common-Mode Voltage Range
8.4.2
Electrical Overstress
8.4.3
Overload Recovery
9
Applications and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Headphone Amplifier Circuit Configuration
9.2.1.1
Design Requirements
9.2.1.2
Detailed Design Procedure
9.2.1.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Device Support
12.1.1
Development Support
12.1.1.1
PSpice® for TI
12.1.1.2
TINA-TI™ Simulation Software (Free Download)
12.2
Documentation Support
12.2.1
Related Documentation
12.3
Receiving Notification of Documentation Updates
12.4
Support Resources
12.5
Trademarks
12.6
Electrostatic Discharge Caution
12.7
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
D|8
MSOI002K
DRG|8
MPDS151B
Thermal pad, mechanical data (Package|Pins)
DRG|8
QFND084H
Orderable Information
sbos724a_oa
sbos724a_pm
1
Features
THD+N, 50 mW, 32 Ω, 1 kHz, –109 dB
Wide supply range:
4.5 V to 36 V, ±2.25 V to ±18 V
Low offset voltage: ±0.25 mV
Low offset drift: ±0.5 µV/°C
Gain bandwidth: 10 MHz
Low input bias current: ±10 pA
Low quiescent current: 1.6 mA per amplifier
Low noise: 8 nV/√
Hz
EMI- and RFI-filtered inputs
Input range includes negative supply
Input range operates to positive supply
Rail-to-rail output
High common-mode rejection: 120 dB
Packages:
Industry-standard SOIC-8
micro
WSON-8