Overview
The OPA2227U/2K5G4, produced by Texas Instruments, is a high-precision, low-noise operational amplifier. This device is part of the OPAx227 series, known for its excellent performance in various applications requiring low noise and wide bandwidth. The OPA2227U/2K5G4 is a dual-channel operational amplifier, making it suitable for a range of uses in data acquisition, condition monitoring, and professional audio systems.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Input Noise Voltage | 3 nV/√Hz | |
| Bandwidth | 8 MHz | |
| Slew Rate | 2.3 V/μs | |
| Settling Time | 5 μs | |
| Common Mode Rejection Ratio (CMRR) | 138 dB | |
| Open-Loop Gain | 160 dB | |
| Input Bias Current | 10 nA (max) | |
| Input Offset Voltage | 75 μV (max) | |
| Supply Voltage Range | ±2.5 V to ±18 V | |
| Operating Temperature Range | –40°C to +85°C | |
| Package | 8-SOIC (0.154, 3.90mm Width) |
Key Features
- Low noise: 3 nV/√Hz
- Wide bandwidth: 8 MHz, 2.3 V/μs
- Fast settling time: 5 μs
- High CMRR: 138 dB
- High open-loop gain: 160 dB
- Low input bias current: 10 nA maximum
- Low offset voltage: 75 μV maximum
- Wide supply range: ±2.5 V to ±18 V
- Single, dual, and quad versions available
Applications
- Data acquisition (DAQ)
- Condition monitoring sensors
- Spectrum analyzers
- Professional audio amplifiers (rack mount)
- Industrial AC-DC applications
- Telecom equipment
Q & A
- What is the input noise voltage of the OPA2227U/2K5G4? The input noise voltage is 3 nV/√Hz.
- What is the bandwidth of the OPA2227U/2K5G4? The bandwidth is 8 MHz.
- What is the slew rate of the OPA2227U/2K5G4? The slew rate is 2.3 V/μs.
- What is the settling time of the OPA2227U/2K5G4? The settling time is 5 μs.
- What is the common mode rejection ratio (CMRR) of the OPA2227U/2K5G4? The CMRR is 138 dB.
- What is the open-loop gain of the OPA2227U/2K5G4? The open-loop gain is 160 dB.
- What is the input bias current of the OPA2227U/2K5G4? The input bias current is 10 nA maximum.
- What is the input offset voltage of the OPA2227U/2K5G4? The input offset voltage is 75 μV maximum.
- What is the supply voltage range of the OPA2227U/2K5G4? The supply voltage range is ±2.5 V to ±18 V.
- What are the typical applications of the OPA2227U/2K5G4? Typical applications include data acquisition, condition monitoring sensors, spectrum analyzers, professional audio amplifiers, and industrial AC-DC applications.
