JAJSDC8F June   2017  – March 2021 OPA145 , OPA2145

PRODUCTION DATA  

  1. 1 特長
  2. 2 アプリケーション
  3. 3 概要
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information: OPA145
    5. 6.5 Thermal Information: OPA2145
    6. 6.6 Electrical Characteristics: VS = 4.5 V to 36 V; ±2.25 V to ±18 V
    7. 6.7 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Capacitive Load and Stability
      2. 7.3.2 Output Current Limit
      3. 7.3.3 Noise Performance
      4. 7.3.4 Basic Noise Calculations
      5. 7.3.5 Phase-Reversal Protection
      6. 7.3.6 Electrical Overstress
      7. 7.3.7 EMI Rejection
      8. 7.3.8 EMIRR +IN Test Configuration
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
    3. 8.3 System Examples
      1. 8.3.1 16-Bit, 100-kSPS, Fully Differential Transimpedance Imaging and Measurement
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Development Support
        1. 11.1.1.1 TINA-TI™ SImulation Software (Free Download)
        2. 11.1.1.2 WEBENCH Filter Designer Tool
        3. 11.1.1.3 TI Precision Designs
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    3. 11.3 Receiving Notification of Documentation Updates
    4. 11.4 サポート・リソース
    5. 11.5 Trademarks
    6. 11.6 静電気放電に関する注意事項
    7. 11.7 用語集
  12. 12Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ（パッケージ｜ピン）
サーマルパッド・メカニカル・データ
発注情報

6.7 Typical Characteristics

at TA = 25°C, VS = ±18 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 #SBOS427_OFFSETHISTOROOM
Offset Voltage Drift Distribution From –40°C to +125°C #SBOS427_OFFSETDRIFTHISTO
Input Bias Current Production Distribution #SBOS427_IBHISTO
Input Offset Current Production Distribution #SBOS427_IOSHISTO
Offset Voltage vs Temperature #SBOS427_VOSOVERTEMP
Offset Voltage vs Common-Mode Voltage #SBOS427_VOSOVERVCM
Offset Voltage vs Power Supply #SBOS427_VOSOVERSUPPLY
Open-Loop Gain and Phase vs Frequency #SBOS427_GAINPHASE
Closed-Loop Gain vs Frequency #SBOS427_ACL
Input Bias Current vs Common-Mode Voltage #SBOS427_IBOVERVCM
Input Bias Current and Offset vs Temperature #SBOS427_IBOVERTEMP
Output Voltage Swing vs Output Current (Maximum Supply) #SBOS427_SUPERCLAW
CMRR and PSRR vs Frequency #SBOS427_ACPSRRCMRROVERFREQ
CMRR vs Temperature #SBOS427_CMRROVERTEMP
PSRR vs Temperature #SBOS427_PSRROVERTEMP
0.1-Hz to 10-Hz Voltage Noise #SBOS427_NOISEVPP
Input Voltage Noise Spectral Density vs Frequency #SBOS427_NSD
THD+N Ratio vs Frequency #SBOS427_THDNOVERFREQ
THD+N vs Output Amplitude #SBOS427_THDNOVERAMP
Quiescent Current vs Supply Voltage #SBOS427_IQOVERSUPPLY
Quiescent Current vs Temperature #SBOS427_IQOVERTEMP
Open-Loop Gain vs Temperature (10-kΩ) #SBOS427_AOLOVERTEMP10K
Open-Loop Gain vs Temperature (2-kΩ) #SBOS427_AOLOVERTEMP2K
DC Open-Loop Gain vs Output Voltage Swing Relative to Supply #SBOS427_AOLVSVOUT_HIGH, #SBOS427_AOLVSVOUT_LOW
Open-Loop Output Impedance vs Frequency #SBOS427_ZO
Small-Signal Overshoot vs Capacitive Load (10-mV Step) #SBOS427_OSVCAP_NEG1
No Phase Reversal #SBOS427_NPR
Positive Overload Recovery #SBOS427_POSOVR
Negative Overload Recovery #SBOS427_NEGOVR
Small-Signal Step Response (10-mV Step) #SBOS427_SMALLSIGNAL_PLUS1, #SBOS427_SMALLSIGNAL_NEG1
Large-Signal Step Response (10-V Step) #SBOS427_LARGESTEP_NEG1, #SBOS427_LARGESTEP_PLUS1
Settling Time #SBOS427_SETTLINGPOSITIVE
Short-Circuit Current vs Temperature #SBOS427_ISCOVERTEMP
Maximum Output Voltage vs Frequency #SBOS427_FPB
EMIRR vs Frequency #SBOS427_EMIRR
GUID-8EA7410A-304C-44F6-A352-1F87DFD7231F-low.png
Figure 6-1 Offset Voltage Production Distribution
GUID-3170B0C8-BBA8-4474-B09C-E8AFE660BB4D-low.png
Figure 6-3 Input Bias Current Production Distribution
GUID-7873871B-8250-4918-A50B-616B153C87AB-low.png
5 Typical Units
Figure 6-5 Offset Voltage vs Temperature
GUID-7BD68DC6-8239-4287-818F-019E97E3A4DA-low.png
5 Typical Units
Figure 6-7 Offset Voltage vs Supply Voltage
GUID-69EC339E-ABD7-4995-9154-E9603C4C58B8-low.png
 
Figure 6-9 Closed-Loop Gain vs Frequency
GUID-38A39B82-95A0-4928-AA9A-5C40D52F1D39-low.png
 
Figure 6-11 Input Bias Current and Offset vs Temperature
GUID-00456637-CE31-43FA-9724-2E7148C59AE3-low.png
 
Figure 6-13 CMRR and PSRR vs Frequency
GUID-47A3CB87-E5C5-408B-8ECA-9E0170AAB2BF-low.png
 
Figure 6-15 PSRR vs Temperature
GUID-7FAB335D-2C79-4D4A-A65D-6144398C0518-low.png
 
Figure 6-17 Input Voltage Noise Spectral Density vs Frequency
GUID-BA10FF36-7A59-4968-B680-B6A5A0E5AAD8-low.png
f = 1 kHz BW = 90 kHz
Figure 6-19 THD+N vs Output Amplitude
GUID-E6B11BFA-60B5-44D4-B4F0-3C9B19852573-low.png
 
Figure 6-21 Quiescent Current vs Temperature
GUID-34100482-1B90-455E-BF5B-977A7106AC48-low.png
2-kΩ Load
Figure 6-23 Open-Loop Gain vs Temperature)
GUID-20201029-CA0I-VDGS-P1KR-1FGHF1BPFVQ7-low.png
VS = ±2.25 V
Figure 6-25 Open-Loop Gain vs Output Voltage Swing to Supply
GUID-20201029-CA0I-FP7N-WZGG-QC1C1LP2Z2HP-low.png
10-mV Step
Figure 6-27 Small-Signal Overshoot vs Capacitive Load
GUID-70238A29-8C66-4DBA-A88C-859B0637BC23-low.png
 
Figure 6-29 Positive Overload Recovery
GUID-270E758D-01B7-43A9-9F36-69A1515E1BCB-low.png
G = +1
Figure 6-31 Small-Signal Step Response (10-mV Step)
GUID-04AC774F-F48A-41DB-A68A-616B7E091E31-low.png
10-V Step G = –1
Figure 6-33 Large-Signal Step Response
GUID-DD777214-C679-41D7-A4A8-78B2ED87184A-low.png
12-bit settling on 10-V step = ±2.44 mV
Figure 6-35 Settling Time (10-V Step)
GUID-C606D4BF-68EB-4ED0-9A47-D2061A7C4E28-low.png
 
Figure 6-37 Maximum Output Voltage Amplitude vs Frequency
GUID-0AE8B514-19DF-4B32-89A8-B79790B55B61-low.png
Figure 6-2 Offset Voltage Drift Distribution From –40°C to +125°C
GUID-185813D9-1BDE-4F77-848A-6BA5509C9E67-low.png
Figure 6-4 Input Offset Current Production Distribution
GUID-26C6F2F3-56E4-4339-AE3F-10867FD503C6-low.png
5 Typical Units
Figure 6-6 Offset Voltage vs Common-Mode Voltage
GUID-FFE3587C-4969-4238-BE34-56AF6CA02B0B-low.png
 
Figure 6-8 Open-Loop Gain and Phase vs Frequency
GUID-3912ACB5-7FE7-4538-A350-20A7601DB195-low.png
 
Figure 6-10 Input Bias Current vs Common-Mode Voltage
GUID-50A7E51A-B109-4679-A2E9-E5B98FDE5890-low.png
 
Figure 6-12 Output Voltage Swing vs Output Current (Maximum Supply)
GUID-A674FF36-E347-4E6B-89EE-8354436C9D20-low.png
 
Figure 6-14 CMRR vs Temperature
GUID-9599568E-F9FC-4F7D-A5DA-04D97B4D9A5C-low.png
 
Figure 6-16 0.1-Hz to 10-Hz Voltage Noise
GUID-0266B3B9-D19A-4A23-93C0-CCAA72BC3F97-low.png
VOUT = 3.5 VRMS, BW = 90 kHz
Figure 6-18 THD+N Ratio vs Frequency
GUID-45902A9E-8512-4FC9-96D0-41BE82DAEB25-low.png
 
Figure 6-20 Quiescent Current vs Supply Voltage
GUID-E6F2093B-E549-4278-9F93-59D0C2AEF8C6-low.png
10-kΩ Load
Figure 6-22 Open-Loop Gain vs Temperature
GUID-20201029-CA0I-ZT3Z-7C4L-6V8KLN8H30FH-low.png
VS = ±18 V
Figure 6-24 Open-Loop Gain vs Output Voltage Swing to Supply
GUID-20201029-CA0I-Z6CP-SVBN-TJSF5WF0K8NF-low.png
 
Figure 6-26 Open-Loop Output Impedance vs Frequency
GUID-BD5B736A-D6D9-47C8-A6B2-CC27C70ACFB8-low.png
 
Figure 6-28 No Phase Reversal
GUID-3E70FE0E-BC2B-46F9-A4AD-3494EB58F075-low.png
 
Figure 6-30 Negative Overload Recovery
GUID-B5AAE211-EA20-4810-9B58-47D8121A3279-low.png
10-mV Step G = –1
Figure 6-32 Small-Signal Step Response
GUID-3C99ABAB-DD61-4BD1-A469-509FA50206D6-low.png
10-V Step G = +1
Figure 6-34 Large-Signal Step Response
GUID-9E456CCD-39CB-4C79-B8EA-3F45742C9D97-low.png
 
Figure 6-36 Short-Circuit Current vs Temperature
GUID-57B2FA91-16A0-46FC-BC5D-9323ED9CC481-low.png
PRF = –10 dBm
Figure 6-38 EMIRR vs Frequency