Datasheet OPA2333, OPA333 (Texas Instruments) - 9
| Fabricante | Texas Instruments |
| Descripción | OPAx333 1.8-V, microPower, CMOS Operational Amplifiers, Zero-Drift |
| Páginas / Página | 45 / 9 — OPA333,. OPA2333. www.ti.com. Figure 3. Open-Loop Gain and Phase vs … |
| Revisión | E |
| Formato / tamaño de archivo | PDF / 2.2 Mb |
| Idioma del documento | Inglés |
OPA333,. OPA2333. www.ti.com. Figure 3. Open-Loop Gain and Phase vs Frequency
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OPA333, OPA2333 www.ti.com
SBOS351E – MARCH 2006 – REVISED DECEMBER 2015 At TA = 25°C, VS = 5 V, and CL = 0 pF, unless otherwise noted. 120 250 140 100 200 120 80 150 100 Phase 60 100 80 (dB) LOA 40 50 60 Phase (°) CMRR(dB) 20 0 40 Gain 0 -50 20 -20 -100 0 10 100 1k 10k 100k 1M 1 10 100 1k 10k 100k 1M Frequency (Hz) Frequency (Hz)
Figure 3. Open-Loop Gain and Phase vs Frequency Figure 4. Common-Mode Rejection Ratio vs Frequency
120 3 V = 2.75 V S ± +PSRR V = 0.9 V S ± 100 2 -40°C -PSRR 80 1 +25 C ° +125 C ° 60 0 +25 C ° PSRR(dB) -40°C 40 Output Swing (V) -1 +125 C ° +25 C ° 20 -2 -40°C 0 -3 1 10 100 1k 10k 100k 1M 0 1 2 3 4 5 6 7 8 9 10 Frequency (Hz) Output Current (mA)
Figure 5. Power-Supply Rejection Ratio vs Frequency Figure 6. Output Voltage Swing vs Output Current
100 200 V = 5.5 V S 80 150 V = 1.8 V -IB -I S B 60 100 40 -IB 50 20 (pA) 0 (pA) 0 I B I B +IB -20 -50 -40 -100 -60 +I +I B B -150 -80 -100 -200 0 1 2 3 4 5 -50 -25 0 25 50 75 100 125 Common-Mode Voltage (V) Temperature ( C) °
Figure 7. Input Bias Current vs Common-Mode Voltage Figure 8. Input Bias Current vs Temperature
Copyright © 2006–2015, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: OPA333 OPA2333 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: OPA333 6.5 Thermal Information: OPA2333 6.6 Electrical Characteristics 6.7 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 7.3.3 Internal Offset Correction 7.3.4 Achieving Output Swing to the Op Amp Negative Rail 7.3.5 DFN Package 7.4 Device Functional Modes 8 Application and Implementation 8.1 Application Information 8.2 Typical Applications 8.2.1 High-Side Voltage-to-Current (V-I) Converter 8.2.1.1 Design Requirements 8.2.1.2 Detailed Design Procedure 8.2.1.3 Application Curve 8.2.2 Precision, Low-Level Voltage-to-Current (V-I) Converter 8.2.2.1 Design Requirements 8.2.2.2 Detailed Design Procedure 8.2.2.3 Application Curves 8.2.3 Composite Amplifier 8.2.3.1 Design Requirements 8.2.3.2 Detailed Design Procedure 8.2.3.3 Application Curve 8.3 System Examples 8.3.1 Temperature Measurement Application 8.3.2 Single Operational Amplifier Bridge Amplifier Application 8.3.3 Low-Side Current Monitor Application 8.3.4 Other Applications 9 Power Supply Recommendations 10 Layout 10.1 Layout Guidelines 10.1.1 General Layout Guidelines 10.1.2 DFN Layout Guidelines 10.2 Layout Example 11 Device and Documentation Support 11.1 Device Support 11.1.1 Development Support 11.2 Documentation Support 11.2.1 Related Documentation 11.3 Related Links 11.4 Community Resources 11.5 Trademarks 11.6 Electrostatic Discharge Caution 11.7 Glossary 12 Mechanical, Packaging, and Orderable Information
SBOS351E – MARCH 2006 – REVISED DECEMBER 2015 At TA = 25°C, VS = 5 V, and CL = 0 pF, unless otherwise noted. 120 250 140 100 200 120 80 150 100 Phase 60 100 80 (dB) LOA 40 50 60 Phase (°) CMRR(dB) 20 0 40 Gain 0 -50 20 -20 -100 0 10 100 1k 10k 100k 1M 1 10 100 1k 10k 100k 1M Frequency (Hz) Frequency (Hz)
Figure 3. Open-Loop Gain and Phase vs Frequency Figure 4. Common-Mode Rejection Ratio vs Frequency
120 3 V = 2.75 V S ± +PSRR V = 0.9 V S ± 100 2 -40°C -PSRR 80 1 +25 C ° +125 C ° 60 0 +25 C ° PSRR(dB) -40°C 40 Output Swing (V) -1 +125 C ° +25 C ° 20 -2 -40°C 0 -3 1 10 100 1k 10k 100k 1M 0 1 2 3 4 5 6 7 8 9 10 Frequency (Hz) Output Current (mA)
Figure 5. Power-Supply Rejection Ratio vs Frequency Figure 6. Output Voltage Swing vs Output Current
100 200 V = 5.5 V S 80 150 V = 1.8 V -IB -I S B 60 100 40 -IB 50 20 (pA) 0 (pA) 0 I B I B +IB -20 -50 -40 -100 -60 +I +I B B -150 -80 -100 -200 0 1 2 3 4 5 -50 -25 0 25 50 75 100 125 Common-Mode Voltage (V) Temperature ( C) °
Figure 7. Input Bias Current vs Common-Mode Voltage Figure 8. Input Bias Current vs Temperature
Copyright © 2006–2015, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: OPA333 OPA2333 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: OPA333 6.5 Thermal Information: OPA2333 6.6 Electrical Characteristics 6.7 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 7.3.3 Internal Offset Correction 7.3.4 Achieving Output Swing to the Op Amp Negative Rail 7.3.5 DFN Package 7.4 Device Functional Modes 8 Application and Implementation 8.1 Application Information 8.2 Typical Applications 8.2.1 High-Side Voltage-to-Current (V-I) Converter 8.2.1.1 Design Requirements 8.2.1.2 Detailed Design Procedure 8.2.1.3 Application Curve 8.2.2 Precision, Low-Level Voltage-to-Current (V-I) Converter 8.2.2.1 Design Requirements 8.2.2.2 Detailed Design Procedure 8.2.2.3 Application Curves 8.2.3 Composite Amplifier 8.2.3.1 Design Requirements 8.2.3.2 Detailed Design Procedure 8.2.3.3 Application Curve 8.3 System Examples 8.3.1 Temperature Measurement Application 8.3.2 Single Operational Amplifier Bridge Amplifier Application 8.3.3 Low-Side Current Monitor Application 8.3.4 Other Applications 9 Power Supply Recommendations 10 Layout 10.1 Layout Guidelines 10.1.1 General Layout Guidelines 10.1.2 DFN Layout Guidelines 10.2 Layout Example 11 Device and Documentation Support 11.1 Device Support 11.1.1 Development Support 11.2 Documentation Support 11.2.1 Related Documentation 11.3 Related Links 11.4 Community Resources 11.5 Trademarks 11.6 Electrostatic Discharge Caution 11.7 Glossary 12 Mechanical, Packaging, and Orderable Information