Datasheet OPA1692 (Texas Instruments) - 8

OPA1692
SBOS566A – JUNE 2017 – REVISED DECEMBER 2017
www.ti.com 6.6 Typical Characteristics
at TA = 25°C, VS = ±18 V, and RL = 2 kΩ (unless otherwise noted) 30 30 25 25 ) 20 ) 20 (% (% ifiers 15 ifiers 15 pl pl m m A 10 A 10 5 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 4 6 8 0 2 4 6 -8 8 0 2 4 6 8 0 2 4 6 -8 8 -8 -7 -6 -5 -4 -4 -3 -2 -1 16 24 32 40 48 56 64 72 80 -8 -7 -6 -5 -4 -4 -3 -2 -1 16 24 32 40 48 56 64 72 80 Input Offset Voltage (PV) Input Offset Voltage Delta (PV) N = 1160 Mean = –139.2 µV Std. Dev. = 105.4 µV N = 580 Mean = 17 µV Std. Dev. = 145.2 µV
Figure 1. Input Offset Voltage Distribution Figure 2. Input Offset Voltage Matching (Ch. A – Ch. B)
20 40 35 15 30 ) (% 25 s (%) er 10 ifiers 20 plifi pl m 15 Am A 5 10 5 0 0 -3 0 1 2 3 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 5 0 -2.5 -2 -1.5 -1 -0.5 0.5 1.5 2.5 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 Input Offset Voltage Drift (PV/qC) Input Bias Current (nA) N = 1160 Mean = 301.5 nA Std. Dev. = 7.03 nA
Figure 3. Offset Voltage Drift Distribution Figure 4. Input Bias Current Distribution
30 25 25 20 ) 20 (% (%) 15 ers ifi 15 ifiers pl pl m 10 Am 10 A 5 5 0 0 0 0 0 4 8 2 6 0 4 8 2 6 0 4 8 2 6 0 4 8 2 6 0 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 -1 1 62 62 62 63 63 64 64 64 65 65 66 66 66 67 67 68 68 68 69 69 70 Input Offset Current (nA) Power Supply Current (PA) N = 1160 Mean = 0.07 nA Std. Dev. = 1.58 nA N = 1160 Mean = 664.6 µA Std. Dev. = 6.98 µA
Figure 5. Input Offset Current Distribution Figure 6. Power Supply Current Distribution
8 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated Product Folder Links: OPA1692 Document Outline 1 Features 2 Applications 3 Description Table of Contents 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: OPA1692 6.5 Electrical Characteristics 6.6 Typical Characteristics 7 Detailed Description 7.1 Overview 7.2 Functional Block Diagram 7.3 Feature Description 7.3.1 Distortion Reduction 7.3.2 Phase Reversal Protection 7.3.3 Electrical Overstress 7.4 Device Functional Modes 7.4.1 Operating Voltage 8 Application and Implementation 8.1 Application Information 8.1.1 Capacitive Loads 8.1.2 Noise Performance 8.1.3 Basic Noise Calculations 8.1.4 EMI Rejection 8.1.5 EMIRR +IN Test Configuration 8.2 Typical Application 8.2.1 Design Requirements 8.2.2 Detailed Design Procedure 8.2.3 Application Curves 8.3 Other Application Examples 8.3.1 Two-Wire Electret Microphone Preamplifier 8.3.2 Battery-Powered Preamplifier for Professional Microphones 9 Power Supply Recommendations 10 Layout 10.1 Layout Guidelines 10.2 Layout Example 10.3 Power Dissipation 11 Device and Documentation Support 11.1 Device Support 11.1.1 Development Support 11.1.1.1 TINA-TI™ (Free Software Download) 11.1.1.2 DIP Adapter EVM 11.1.1.3 Universal Operational Amplifier EVM 11.1.1.4 Smart Amplifier Speaker Characterization Board Evaluation Module 11.1.1.5 TI Precision Designs 11.1.1.6 WEBENCH Filter Designer 11.2 Documentation Support 11.2.1 Related Documentation 11.3 Related Links 11.4 Receiving Notification of Documentation Updates 11.5 Community Resource 11.6 Trademarks 11.7 Electrostatic Discharge Caution 11.8 Glossary 12 Mechanical, Packaging, and Orderable Information