产品概览
The Texas Instruments OPA191IDR is a 36V e-trim precision CMOS operational amplifier. Rail-to-rail input/output, +/-5uV Vos, 140dB CMRR, 2.5MHz GBW in SOIC-8.
主要规格
| 类型 | Precision CMOS Op Amp |
| 电源电压 | 4.5V to 36V (+/-2.25V to +/-18V) |
| 渠道 | 1 (Single) |
| Vos | +/-5 uV typ (+/-25 uV max) |
| Vos Drift | +/-0.1 uV/C typ |
| Ib | +/-5 pA typ |
| GBW | 2.5 MHz |
| 压摆率 | 5.5 V/us |
| CMRR | 140 dB typ |
| Noise | 15 nV/sqrtHz @ 1kHz |
| Iq | 140 uA typ per channel |
| Technology | e-trim CMOS, R-R I/O |
| Operating Temp | -40 to +125C |
| 包装 | SOIC-8 (D) 4.90×3.90mm |
特点
- 36V wide supply range
- +/-5uV ultra-low offset voltage (e-trim)
- +/-0.1uV/C near-zero drift
- 140dB CMRR for precision
- 15nV/sqrtHz low voltage noise
- +/-5pA ultra-low input bias current
- Rail-to-rail input and output
- 2.5MHz GBW, 5.5V/us slew rate
- 140uA low quiescent current
- 1nF high capacitive load drive
- EMI/RFI hardened inputs
应用
- Precision analog front-end
- Data acquisition (DAQ)
- Current sensing (low-side/high-side)
- Pressure transmitter signal conditioning
- SMU / source-measure units
- Battery monitoring
- Train control analog modules
- Medical instrumentation