Datasheet OPA4388 (Texas Instruments) - 10
| Hersteller | Texas Instruments |
| Beschreibung | Quad, 10-MHz, CMOS, zero-drift, zero-crossover, true RRIO precision operational amplifier |
| Seiten / Seite | 50 / 10 — OPA388, OP. A2388, OP. A4388. www.ti.com. 6.8 Typical Characteristics. … |
| Dateiformat / Größe | PDF / 3.3 Mb |
| Dokumentensprache | Englisch |
OPA388, OP. A2388, OP. A4388. www.ti.com. 6.8 Typical Characteristics. Table 6-1. Table of Graphs. DESCRIPTION. FIGURE
Modelllinie für dieses Datenblatt
Textversion des Dokuments
link to page 11 link to page 11 link to page 11 link to page 11 link to page 11 link to page 11 link to page 12 link to page 12 link to page 12 link to page 12 link to page 12 link to page 12 link to page 13 link to page 13 link to page 13 link to page 13 link to page 13 link to page 13 link to page 14 link to page 14 link to page 14 link to page 14 link to page 14 link to page 14 link to page 15 link to page 15 link to page 15 link to page 15 link to page 15 link to page 15 link to page 16 link to page 16 link to page 16 link to page 16 link to page 16 link to page 16 link to page 17 link to page 17
OPA388, OP A2388, OP A4388
SBOS777D – NOVEMBER 2016 – REVISED JULY 2020
www.ti.com 6.8 Typical Characteristics
at TA = 25°C, VS = ±2.5 V, VCM = VS / 2, RLOAD = 10 kΩ connected to VS / 2, and CL = 100 pF (unless otherwise noted)
Table 6-1. Table of Graphs DESCRIPTION FIGURE
Offset Voltage Production Distribution Figure 6-1 Offset Voltage Drift Distribution From –40°C to +125°C Figure 6-2 Offset Voltage vs Temperature Figure 6-3 Offset Voltage vs Common-Mode Voltage Figure 6-4 Offset Voltage vs Power Supply: OPA388 and OPA2388 Figure 6-5 Offset Voltage vs Power Supply: OPA4388 Figure 6-6 Offset Voltage Long Term Drift Figure 6-7 Open-Loop Gain and Phase vs Frequency Figure 6-8 Closed-Loop Gain and Phase vs Frequency Figure 6-9 Input Bias Current vs Common-Mode Voltage Figure 6-10 Input Bias Current vs Temperature Figure 6-11 Output Voltage Swing vs Output Current (Maximum Supply) Figure 6-12 CMRR and PSRR vs Frequency Figure 6-13 CMRR vs Temperature Figure 6-14 PSRR vs Temperature Figure 6-15 0.1-Hz to 10-Hz Noise Figure 6-16 Input Voltage Noise Spectral Density vs Frequency Figure 6-17 THD+N Ratio vs Frequency Figure 6-18 THD+N vs Output Amplitude Figure 6-19 Spectral Content Figure 6-20, Figure 6-21 Quiescent Current vs Supply Voltage Figure 6-22 Quiescent Current vs Temperature Figure 6-23 Open-Loop Gain vs Temperature Figure 6-24 Open-Loop Output Impedance vs Frequency Figure 6-25 Small-Signal Overshoot vs Capacitive Load (10-mV Step) Figure 6-26 No Phase Reversal Figure 6-27 Positive Overload Recovery Figure 6-28 Negative Overload Recovery Figure 6-29 Small-Signal Step Response (10-mV Step) Figure 6-30, Figure 6-31 Large-Signal Step Response (4-V Step) Figure 6-32 , Figure 6-33 Settling Time Figure 6-34, Figure 6-35 Short-Circuit Current vs Temperature Figure 6-36 Maximum Output Voltage vs Frequency Figure 6-37 EMIRR vs Frequency Figure 6-38 10 Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated Product Folder Links: OPA388 OPA2388 OPA4388 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: OPA388 6.5 Thermal Information: OPA2388 6.6 Thermal Information: OPA4388 6.7 Electrical Characteristics: VS = ±1.25 V to ±2.75 V (VS = 2.5 to 5.5 V) 6.8 Typical Characteristics 7 Detailed Description 7.1 Overview 7.2 Functional Block Diagram 7.3 Feature Description 7.3.1 Operating Voltage 7.3.2 Input Voltage and Zero-Crossover Functionality 7.3.3 Input Differential Voltage 7.3.4 Internal Offset Correction 7.3.5 EMI Susceptibility and Input Filtering 7.4 Device Functional Modes 8 Application and Implementation 8.1 Application Information 8.2 Typical Applications 8.2.1 Bidirectional Current-Sensing 8.2.1.1 Design Requirements 8.2.1.2 Detailed Design Procedure 8.2.1.3 Application Curve 8.2.2 Single Operational Amplifier Bridge Amplifier 8.2.3 Precision, Low-Noise, DAC Buffer 8.2.4 Load Cell Measurement 9 Power Supply Recommendations 10 Layout 10.1 Layout Guidelines 10.2 Layout Example 11 Device and Documentation Support 11.1 Device Support 11.1.1 Development Support 11.1.1.1 TINA-TI™ Simulation Software (Free Download) 11.1.1.2 TI Precision Designs 11.2 Documentation Support 11.2.1 Related Documentation 11.3 Related Links 11.4 Receiving Notification of Documentation Updates 11.5 Support Resources 11.6 Trademarks 11.7 Electrostatic Discharge Caution 11.8 Glossary 12 Mechanical, Packaging, and Orderable Information
OPA388, OP A2388, OP A4388
SBOS777D – NOVEMBER 2016 – REVISED JULY 2020
www.ti.com 6.8 Typical Characteristics
at TA = 25°C, VS = ±2.5 V, VCM = VS / 2, RLOAD = 10 kΩ connected to VS / 2, and CL = 100 pF (unless otherwise noted)
Table 6-1. Table of Graphs DESCRIPTION FIGURE
Offset Voltage Production Distribution Figure 6-1 Offset Voltage Drift Distribution From –40°C to +125°C Figure 6-2 Offset Voltage vs Temperature Figure 6-3 Offset Voltage vs Common-Mode Voltage Figure 6-4 Offset Voltage vs Power Supply: OPA388 and OPA2388 Figure 6-5 Offset Voltage vs Power Supply: OPA4388 Figure 6-6 Offset Voltage Long Term Drift Figure 6-7 Open-Loop Gain and Phase vs Frequency Figure 6-8 Closed-Loop Gain and Phase vs Frequency Figure 6-9 Input Bias Current vs Common-Mode Voltage Figure 6-10 Input Bias Current vs Temperature Figure 6-11 Output Voltage Swing vs Output Current (Maximum Supply) Figure 6-12 CMRR and PSRR vs Frequency Figure 6-13 CMRR vs Temperature Figure 6-14 PSRR vs Temperature Figure 6-15 0.1-Hz to 10-Hz Noise Figure 6-16 Input Voltage Noise Spectral Density vs Frequency Figure 6-17 THD+N Ratio vs Frequency Figure 6-18 THD+N vs Output Amplitude Figure 6-19 Spectral Content Figure 6-20, Figure 6-21 Quiescent Current vs Supply Voltage Figure 6-22 Quiescent Current vs Temperature Figure 6-23 Open-Loop Gain vs Temperature Figure 6-24 Open-Loop Output Impedance vs Frequency Figure 6-25 Small-Signal Overshoot vs Capacitive Load (10-mV Step) Figure 6-26 No Phase Reversal Figure 6-27 Positive Overload Recovery Figure 6-28 Negative Overload Recovery Figure 6-29 Small-Signal Step Response (10-mV Step) Figure 6-30, Figure 6-31 Large-Signal Step Response (4-V Step) Figure 6-32 , Figure 6-33 Settling Time Figure 6-34, Figure 6-35 Short-Circuit Current vs Temperature Figure 6-36 Maximum Output Voltage vs Frequency Figure 6-37 EMIRR vs Frequency Figure 6-38 10 Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated Product Folder Links: OPA388 OPA2388 OPA4388 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: OPA388 6.5 Thermal Information: OPA2388 6.6 Thermal Information: OPA4388 6.7 Electrical Characteristics: VS = ±1.25 V to ±2.75 V (VS = 2.5 to 5.5 V) 6.8 Typical Characteristics 7 Detailed Description 7.1 Overview 7.2 Functional Block Diagram 7.3 Feature Description 7.3.1 Operating Voltage 7.3.2 Input Voltage and Zero-Crossover Functionality 7.3.3 Input Differential Voltage 7.3.4 Internal Offset Correction 7.3.5 EMI Susceptibility and Input Filtering 7.4 Device Functional Modes 8 Application and Implementation 8.1 Application Information 8.2 Typical Applications 8.2.1 Bidirectional Current-Sensing 8.2.1.1 Design Requirements 8.2.1.2 Detailed Design Procedure 8.2.1.3 Application Curve 8.2.2 Single Operational Amplifier Bridge Amplifier 8.2.3 Precision, Low-Noise, DAC Buffer 8.2.4 Load Cell Measurement 9 Power Supply Recommendations 10 Layout 10.1 Layout Guidelines 10.2 Layout Example 11 Device and Documentation Support 11.1 Device Support 11.1.1 Development Support 11.1.1.1 TINA-TI™ Simulation Software (Free Download) 11.1.1.2 TI Precision Designs 11.2 Documentation Support 11.2.1 Related Documentation 11.3 Related Links 11.4 Receiving Notification of Documentation Updates 11.5 Support Resources 11.6 Trademarks 11.7 Electrostatic Discharge Caution 11.8 Glossary 12 Mechanical, Packaging, and Orderable Information