SBOS875B August   2017  – July 2018 THS3491

PRODUCTION DATA.  

  1. Features
  2. Applications
  3. Description
    1.     Device Images
      1.      Typical Arbitrary Waveform Generator Output Drive Circuit
      2.      Harmonic Distortion vs Frequency
  4. Revision History
  5. Device Comparison Table
  6. Pin Configuration and Functions
    1.     Pin Functions
  7. Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics: VS = ±15 V
    6. 7.6 Electrical Characteristics: VS = ±7.5 V
    7. 7.7 Typical Characteristics: ±15 V
    8. 7.8 Typical Characteristics: ±7.5 V
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Power-Down (PD) Pin
      2. 8.3.2 Power-Down Reference (REF) Pin
      3. 8.3.3 Internal Junction Temperature Sense (TJ_SENSE) Pin
    4. 8.4 Device Functional Modes
      1. 8.4.1 Wideband Noninverting Operation
      2. 8.4.2 Wideband, Inverting Operation
      3. 8.4.3 Single-Supply Operation
      4. 8.4.4 Maximum Recommended Output Voltage
  9. Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Driving Capacitive Loads
      2. 9.1.2 Video Distribution
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 PowerPAD™ Integrated Circuit Package Design Considerations (DDA Package Only)
        1. 11.1.1.1 PowerPAD™ Integrated Circuit Package Layout Considerations
        2. 11.1.1.2 Power Dissipation and Thermal Considerations
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Community Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Typical Characteristics: ±15 V

at +VS = 15 V, –VS = –15 V, TA ≈ 25°C, RLOAD = 100 Ω to midsupply, noninverting gain (G) = 5 V/V. RGT package : RF = 576 Ω, RG = 143 Ω, or DDA package: RF = 798 Ω, RG = 200 Ω (unless otherwise noted)
THS3491 D001_SBOS875.gif
VO = 2 VPP RGT package
Figure 1. Noninverting Small-Signal Frequency Response
THS3491 D018_SBOS875.gif
VO = 2 VPP
Figure 3. Inverting Small-Signal Frequency Response
THS3491 D016_SBOS875.gif
RGT package; see Figure 65 for setup information
Figure 5. Frequency Response vs CLOAD
THS3491 D065_SBOS875.gif
DDA package
Figure 7. HD2 vs Frequency
THS3491 D007_SBOS875.gif
VO = 2 VPP RGT package
Figure 9. HD2 vs Frequency
THS3491 D009_SBOS875.gif
Figure 11. HD2 vs Frequency Across Output Swing
THS3491 D011_SBOS875_THS3491.gif
Figure 13. HD2 vs Output Swing
THS3491 D013_SBOS875_THS3491.gif
VO = 2 VPP
Figure 15. HD2 vs Frequency Across Temperature
THS3491 D015_SBOS875_THS3491.gif
VO = 2 VPP RLoad = 1 kΩ
Figure 17. Harmonic Distortion vs Frequency
THS3491 D061_SBOS875.gif
±100-kHz frequency spacing
Figure 19. IMD2 vs Output Voltage Swing
THS3491 D003_SBOS875_THS3491.gif
Figure 21. Spot Input Noise vs Frequency
THS3491 D005_SBOS875_THS3491.gif
VO = 10 VPP
Figure 23. G = 5 V/V Pulse Response
THS3491 D032_SBOS875.gif
VO = 10 VPP
Figure 25. G = –5 V/V Pulse Response
THS3491 D019_SBOS875.gif
Figure 27. Output Impedance vs Frequency
THS3491 D031_SBOS875.gif
VIN = 2 VPP
Figure 29. Shutdown Feedthrough vs Frequency
THS3491 D043_SBOS875_Output-Swing-vs-Load-30V.gif
Measured with devices soldered on TI EVM. Devices not turned off at any read points but load applied for a few milliseconds to measure VOUT and then removed.
Figure 31. Output Voltage Swing vs Output Current
THS3491 D046_SBOS875_Inverting-input-Bias-current-Distribution.gif
7100 units at each supply
Figure 33. Inverting IB Distribution
THS3491 D048_SBOS875_Input-offset-voltage-Drift-30V.gif
Flash tested to keep TJ as close to TA as possible
Figure 35. Input Offset Voltage Over Temperature
THS3491 D051_SBOS875_NonInverting-input-bias-current-Drift.gif
Flash tested to keep TJ as close to TA as possible
Figure 37. Noninverting IB Over Temperature
THS3491 D053_SBOS875_Inverting-input-bias-current-Drift-Histogram.gif
90 units at each supply
Figure 39. Inverting IB Drift Histogram
THS3491 D006_SBOS875.gif
VO = 2 VPP DDA package
Figure 2. Noninverting Small-Signal Frequency Response
THS3491 D002_SBOS875_THS3491.gif
RGT package; see Maximum Recommended Output Voltage section for more details
Figure 4. Frequency Response vs Output Swing
THS3491 D017_SBOS875_THS3491.gif
VO = 2 VPP RGT package
Figure 6. Frequency Response vs Temperature
THS3491 D066_SBOS875.gif
DDA package
Figure 8. HD3 vs Frequency
THS3491 D008_SBOS875.gif
VO = 2 VPP RGT package
Figure 10. HD3 vs Frequency
THS3491 D010_SBOS875.gif
Figure 12. HD3 vs Frequency Across Output Swing
THS3491 D012_SBOS875_THS3491.gif
Figure 14. HD3 vs Output Swing
THS3491 D014_SBOS875_THS3491.gif
VO = 2 VPP
Figure 16. HD3 vs Frequency Across Temperature
THS3491 D038_SBOS875.gif
VO = 5 VPP per tone ±100-kHz frequency spacing
Figure 18. Intermodulation Distortion vs Frequency
THS3491 D062_SBOS875.gif
±100-kHz frequency spacing
Figure 20. IMD3 vs Output Voltage Swing
THS3491 D072_SBOS875_Zol-Phase-NoLoad.gif
No load
Figure 22. Open-Loop Transimpedance Gain and Phase vs Frequency
THS3491 D004_SBOS875_THS3491.gif
VO = 20 VPP
Figure 24. G = 5 V/V Pulse Response
THS3491 D033_SBOS875.gif
VO = 20 VPP
Figure 26. G = –5 V/V Pulse Response
THS3491 D021_SBOS875.gif
Figure 28. Overdrive Recovery Time
THS3491 D041_SBOS875_Iq-vs-Vcc.gif
Figure 30. Quiescent Current vs Supply Voltage
THS3491 D045_SBOS875_Input-offset-voltage-Distribution.gif
7100 units at each supply
Figure 32. Input Offset Voltage Distribution
THS3491 D047_SBOS875_Non-inverting-input-Bias-current-Distribution.gif
7100 units at each supply
Figure 34. Noninverting IB Distribution
THS3491 D050_SBOS875_Inverting-input-bias-current-Drift.gif
Flash tested to keep TJ as close to TA as possible
Figure 36. Inverting IB Over Temperature
THS3491 D052_SBOS875_Input-offset-voltage-Drift-Histogram.gif
90 units at each supply
Figure 38. Input Offset Voltage Drift Histogram
THS3491 D054_SBOS875_NonInverting-input-bias-current-Drift-Histogram.gif
90 units at each supply
Figure 40. Noninverting IB Drift Histogram
THS3491 D075_SBOS875_Tj-sense_Temperature_Coefficient.gif
Device in shutdown mode to minimize self-heating, RGT package
Figure 41. TJ_SENSE Voltage vs Ambient Temperature