OPA376 低噪声、低 IQ 精密运算放大器

The OPA376 family represent a new generation of low-noise operational amplifiers with e-trim, offering outstanding dc precision and ac performance. Rail-to-rail output, low offset (25µV max), low noise (7.5nV/√Hz), quiescent current of 950µA max, and a 5.5MHz bandwidth make this part very attractive for a variety of precision and portable applications. In addition, this device has a reasonably wide supply range with excellent PSRR, making it attractive for applications that run directly from batteries without regulation.

The OPA376 (single version) is available in MicroSIZE SC70-5, SOT23-5, and SO-8 packages. The OPA2376 (dual) is offered in the WCSP-8, MSOP-8, and SO-8 packages


OPA2376 OPA376 OPA4376
Number of Channels 2   1   4  
Total Supply Voltage (V)(Min)(+5V=5, +/-5V=10) 2.2   2.2   2.2  
Total Supply Voltage (V)(Max)(+5V=5, +/-5V=10) 5.5   5.5   5.5  
Iq per channel(Max)(mA) 0.95   0.95   0.95  
GBW(Typ)(MHz) 5.5   5.5   5.5  
Slew Rate(Typ)(V/us) 2   2   2  
VIO (25 deg C)(Max)(mV) 0.025   0.025   0.025  
Offset Drift(Typ)(uV/C) 0.26   0.26   0.26  
IIB(Max)(pA) 10   10   10  
CMRR(Min)(dB) 76   76   76  
Vn at 1kHz(Typ)(nV/rtHz) 7.5   7.5   7.5  
Rail-Rail Out   Out   Out  
Io(Typ)(mA) +30,-50   +30,-50   +30,-50  
Rating Catalog   Catalog   Catalog  
Offset Voltage (+/-)(Max)(mV) 0.025   0.025   0.025  
Pin/Package 8DSBGA, 8MSOP, 8SOIC   5SC70, 5SOT-23, 8SOIC   14TSSOP  
Operating Temperature Range(C) -40 to 125   -40 to 125   -40 to 125  
Approx. Price (US$) 0.95 | 1ku   0.65 | 1ku   1.40 | 1ku
OPA376 特性
OPA376 芯片订购指南
器件 状态 温度 价格(美元) 封装 | 引脚 封装数量 | 封装载体 丝印标记
OPA376AID ACTIVE -40 to 125 0.80 | 1ku SOIC (D) | 8 75 | TUBE  
OPA376AIDBVR ACTIVE -40 to 125 0.65 | 1ku SOT-23 (DBV) | 5 3000 | LARGE T&R  
OPA376AIDBVRG4 ACTIVE -40 to 125 0.65 | 1ku SOT-23 (DBV) | 5 3000 | LARGE T&R  
OPA376AIDBVT ACTIVE -40 to 125 0.75 | 1ku SOT-23 (DBV) | 5 250 | SMALL T&R  
OPA376AIDBVTG4 ACTIVE -40 to 125 0.75 | 1ku SOT-23 (DBV) | 5 250 | SMALL T&R  
OPA376AIDCKR ACTIVE -40 to 125 0.65 | 1ku SC70 (DCK) | 5 3000 | LARGE T&R  
OPA376AIDCKRG4 ACTIVE -40 to 125 0.65 | 1ku SC70 (DCK) | 5 3000 | LARGE T&R  
OPA376AIDCKT ACTIVE -40 to 125 0.75 | 1ku SC70 (DCK) | 5 250 | SMALL T&R  
OPA376AIDCKTG4 ACTIVE -40 to 125 0.75 | 1ku SC70 (DCK) | 5 250 | SMALL T&R  
OPA376AIDG4 ACTIVE -40 to 125 0.80 | 1ku SOIC (D) | 8 75 | TUBE  
OPA376AIDR ACTIVE -40 to 125 0.65 | 1ku SOIC (D) | 8 2500 | LARGE T&R  
OPA376AIDRG4 ACTIVE -40 to 125 0.65 | 1ku SOIC (D) | 8 2500 | LARGE T&R  
OPA376 质量与无铅数据
器件 环保计划* 铅/焊球涂层 MSL 等级/回流焊峰 环保信息与无铅 (Pb-free) DPPM / MTBF / FIT 率
OPA376AID Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR OPA376AID OPA376AID
OPA376AIDBVR Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR OPA376AIDBVR OPA376AIDBVR
OPA376AIDBVRG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR OPA376AIDBVRG4 OPA376AIDBVRG4
OPA376AIDBVT Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR OPA376AIDBVT OPA376AIDBVT
OPA376AIDBVTG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR OPA376AIDBVTG4 OPA376AIDBVTG4
OPA376AIDCKR Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR OPA376AIDCKR OPA376AIDCKR
OPA376AIDCKRG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR OPA376AIDCKRG4 OPA376AIDCKRG4
OPA376AIDCKT Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR OPA376AIDCKT OPA376AIDCKT
OPA376AIDCKTG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR OPA376AIDCKTG4 OPA376AIDCKTG4
OPA376AIDG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR OPA376AIDG4 OPA376AIDG4
OPA376AIDR Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR OPA376AIDR OPA376AIDR
OPA376AIDRG4 Green (RoHS & no Sb/Br)  CU NIPDAU  Level-2-260C-1 YEAR OPA376AIDRG4 OPA376AIDRG4
OPA376 应用技术支持与电子电路设计开发资源下载
  1. OPA376 数据资料 dataSheet 下载.PDF
  2. TI 德州仪器仪运算放大器 (Op Amp)产品选型与价格 . xls
  3. 所选封装材料的热学和电学性质 (PDF 645 KB)
  4. 高速数据转换 (PDF 1967 KB)
  5. 在 PSPICE 中使用德州仪器 (TI) SPICE 模型 (zhca088.HTM, 8 KB)
  6. PowerPAD™ Thermally Enhanced Package (slma002g.HTM, 8 KB)
  7. 运算放大器的单电源操作 (PDF 2174 KB)
  8. Tuning in Amplifiers (PDF 44 KB)
  9. Op Amp Performance Analysis (PDF 76 KB)
  10. An Error Analysis of the ISO102 in a Small Signal Measuring Application (PDF 29 KB)
  11. Level Shifting Signals with Differential Amplifiers (PDF 23 KB)
  12. Operational Amplifier Macromodels: A Comparison (PDF 59 KB)
OPA376 工具与软件
名称 型号 工具/软件类型
音频的快速搜索选择工具 AUDIO_SELECTION_TOOL 免费评估工具
OPA376 评估模块 OPA376EVM 开发电路板/EVM
用于音频转换器的软件驱动程序 CODECDRIVERS-SW 应用软件