SLOSEE6 July   2026 OPA955

ADVANCE INFORMATION  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Device Comparison Table
  6. Pin Configuration and Functions
  7. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Typical Characteristics
  8. Parameter Measurement Information
  9. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Input and ESD Protection
      2. 8.3.2 Feedback Pin
    4. 8.4 Device Functional Modes
      1. 8.4.1 Split-Supply and Single-Supply Operation
  10. Application and Implementation
    1. 9.1 Power Supply Recommendations
    2. 9.2 Layout
      1. 9.2.1 Layout Guidelines
      2. 9.2.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Device Support
      1. 10.1.1 Development Support
    2. 10.2 Documentation Support
      1. 10.2.1 Related Documentation
    3. 10.3 Receiving Notification of Documentation Updates
    4. 10.4 Support Resources
    5. 10.5 Trademarks
    6. 10.6 Electrostatic Discharge Caution
    7. 10.7 Glossary
  12. 11Revision History
  13. 12Mechanical, Packaging, and Orderable Information

Typical Characteristics

at TA = 25°C, VS+ = 2.5V, VS– = –2.5V, VIN+ = 0V, RF = 453Ω, gain = 7 V/V, RL = 200Ω, and output load referenced to midsupply (unless otherwise noted)

OPA955 Small-Signal Frequency Response vs Gain
VOUT = 100mVPP; for circuit configuration, see Section 7
Figure 6-1 Small-Signal Frequency Response vs Gain
OPA955 Small-Signal Frequency Response vs Ambient Temperature
Gain = 40V/V, RF = 909Ω, VOUT = 100mVPP
Figure 6-3 Small-Signal Frequency Response vs Ambient Temperature
OPA955 Large-Signal Frequency Response vs Voltage Supply
 
Figure 6-5 Large-Signal Frequency Response vs Voltage Supply
OPA955 Voltage and Current Noise Density vs Frequency
 
Figure 6-7 Voltage and Current Noise Density vs Frequency
OPA955 Small-Signal Frequency Response vs Output Load
VOUT = 100mVPP
Figure 6-2 Small-Signal Frequency Response vs Output Load
OPA955 Large-Signal Response for 0.1dB Gain Flatness
VOUT = 2VPP
Figure 6-4 Large-Signal Response for 0.1dB Gain Flatness
OPA955 Open-Loop Magnitude and Phase vs Frequency
Small-signal response
Figure 6-6 Open-Loop Magnitude and Phase vs Frequency