ZHCSG25E January   2017  – December 2022 OPA1677 , OPA1678 , OPA1679

PRODUCTION DATA  

  1. 特性
  2. 应用
  3. 说明
  4. Revision History
  5. Pin Configuration and Functions
  6. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information: OPA1677
    5. 6.5 Thermal Information: OPA1678
    6. 6.6 Thermal Information: OPA1679
    7. 6.7 Electrical Characteristics
    8. 6.8 Typical Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Phase Reversal Protection
      2. 7.3.2 Electrical Overstress
      3. 7.3.3 EMI Rejection Ratio (EMIRR)
        1. 7.3.3.1 EMIRR IN+ Test Configuration
    4. 7.4 Device Functional Modes
      1. 7.4.1 Operating Voltage
  8. Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Capacitive Loads
    2. 8.2 Typical Applications
      1. 8.2.1 Phantom-Powered Preamplifier for Piezo Contact Microphones
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 Power Supply
          2. 8.2.1.2.2 Input Network
          3. 8.2.1.2.3 Gain
          4. 8.2.1.2.4 Output Network
        3. 8.2.1.3 Application Curves
      2. 8.2.2 Phono Preamplifier for Moving Magnet Cartridges
      3. 8.2.3 Single-Supply Electret Microphone Preamplifier
      4. 8.2.4 Composite Headphone Amplifier
      5. 8.2.5 Differential Line Receiver With AC-Coupled Outputs
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
        1. 8.4.1.1 Power Dissipation
      2. 8.4.2 Layout Example
  9. Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Development Support
        1. 9.1.1.1 PSpice® for TI
        2. 9.1.1.2 TINA-TI™ 仿真软件(免费下载)
        3. 9.1.1.3 DIP-Adapter-EVM
        4. 9.1.1.4 DIYAMP-EVM
        5. 9.1.1.5 TI 参考设计
        6. 9.1.1.6 滤波器设计工具
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 接收文档更新通知
    4. 9.4 支持资源
    5. 9.5 Trademarks
    6. 9.6 Electrostatic Discharge Caution
    7. 9.7 术语表
  10. 10Mechanical, Packaging, and Orderable Information

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

Typical Characteristics

at TA = 25°C, VS = ±15 V, and RL = 2 kΩ, (unless otherwise noted)

GUID-B762352B-60CD-4ED4-8AE4-08AECE6FC191-low.png
 
Figure 6-1 Input Voltage Noise Density vs Frequency
GUID-4EB0B307-5909-44B7-BABC-5CCCE320362B-low.png
 
Figure 6-3 Voltage Noise vs Source Resistance
GUID-72226B48-664A-4DC6-83D7-6FBDDE309726-low.png
CL = 10 pF
Figure 6-5 Open-Loop Gain and Phase vs Frequency
GUID-60139F4F-FEB3-4810-8C0D-9B30FDAA312B-low.png
VOUT = 3 VRMSRL = 2 kΩBandwidth = 80 kHz
Figure 6-7 THD+N Ratio vs Frequency
GUID-EAF9154E-2965-42BB-9C29-4A80072A8C63-low.png
f = 1 kHzRL = 2 kΩBandwidth = 80 kHz
Figure 6-9 THD+N Ratio vs Output Amplitude
GUID-CB8AC2EB-8B81-41AF-9FCD-CC2921C2872B-low.png
VOUT = 3 VRMSGain = 1 V/V
Figure 6-11 Channel Separation vs Frequency
GUID-4B328E75-61A6-4157-8BCD-F2D01DCBF79D-low.png
Gain = 1 V/VCL = 100 pF
Figure 6-13 Small-Signal Step Response (100 mV)
GUID-F5599A10-0581-489B-9C48-967F2AE94DA0-low.png
Gain = +1 V/VRF = 2 kΩCL = 100 pF
Figure 6-15 Large-Signal Step Response
GUID-4B103B8A-374E-4AAF-9B02-0936AE7FDE84-low.png
 
Figure 6-17 Open-Loop Gain vs Temperature
GUID-43B5BD91-56FE-4EE1-AECD-D766874A5E9F-low.png
 
Figure 6-19 IB and IOS vs Common-Mode Voltage
GUID-CDDE1763-2A5A-4A86-8318-E5ABA05BD8AE-low.png
 
Figure 6-21 Supply Current vs Supply Voltage
GUID-937923B1-0D38-4F24-8973-2C52189C7763-low.png
 
Figure 6-23 Output Voltage vs Output Current (Sinking)
GUID-78B6BB67-5EB6-4469-853D-F5FA62AED504-low.png
G = 1
Figure 6-25 Phase Margin vs Capacitive Load
GUID-B35BBD55-9EE9-42B6-BBBB-403922ECA7DC-low.png
Gain = –10 V/V
Figure 6-27 Negative Overload Recovery
GUID-89567827-59BA-46D2-BAC7-6C011E9F8844-low.png
 
Figure 6-29 Open-Loop Output Impedance vs Frequency
GUID-E36D46FE-BA50-4EAB-8D58-03F378FCF4AF-low.png
 
Figure 6-2 0.1-Hz to 10-Hz Noise
GUID-2A6AB0BF-5C20-4DCB-903B-12708D0C7E74-low.png
 
Figure 6-4 Maximum Output Voltage vs Frequency
GUID-8264A6FB-2919-40F7-84D2-10EAF100AB66-low.png
CL = 10 pF
Figure 6-6 Closed-Loop Gain vs Frequency
GUID-9A824B6A-DFEC-41DC-B48D-55ED4FC3A1B7-low.png
VOUT = 3 VRMSRL = 600 ΩBandwidth = 80 kHz
Figure 6-8 THD+N Ratio vs Frequency
GUID-EE6C1718-1032-4755-B783-1A7784218DD4-low.png
f = 1 kHzRL = 600 ΩBandwidth = 80 kHz
Figure 6-10 THD+N Ratio vs Output Amplitude
GUID-277CBCE9-8727-40ED-A0BC-7C621C161C90-low.png
 
Figure 6-12 CMRR and PSRR vs Frequency (Referred to Input)
GUID-5E75F68A-65F8-4EF3-AEB9-1E9DF61425FE-low.png
Gain = –1 V/VCL = 100 pF
Figure 6-14 Small-Signal Step Response (100 mV)
GUID-8A2B234E-D82F-4283-B045-28CD2FEBED73-low.png
Gain = –1 V/VCL = 100 pF
Figure 6-16 Large-Signal Step Response
GUID-EFFB1423-2145-402A-BC3E-4F787FD21CAD-low.png
 
Figure 6-18 IB and IOS vs Temperature
GUID-EADA71D1-3876-4F4D-81C6-D0A0E7FA6449-low.png
 
Figure 6-20 Supply Current vs Temperature
GUID-5BF6F20E-41FD-4ACD-848F-845B6CC86822-low.png
 
Figure 6-22 Output Voltage vs Output Current (Sourcing)
GUID-E561A3FB-1DC3-4AD1-9BB8-D97448BFD486-low.png
 
Figure 6-24 Short-Circuit Current vs Temperature
GUID-54862540-2578-4CB0-A113-14519306FFB4-low.png
G = 1
Figure 6-26 Percent Overshoot vs Capacitive Load
GUID-8B8615FF-2F65-4920-852C-C0D2AD95AC15-low.png
Gain = –10 V/V
Figure 6-28 Positive Overload Recovery
GUID-041C07B8-5405-437E-85D8-CA4F73C22EE3-low.png
Gain = 1 V/V
Figure 6-30 No Phase Reversal