超低噪声,精密运算放大器 Ultra-Low Noise, Precision OPERATIONAL AMPLIFIERS
DESCRIPON
The OPA27 and OPA37 are ultra-low noise, high-precision monolithic operational amplifiers.
Laser-trimmed thin-film resistors provide excellent long-term voltage offset stability and allow superior voltage offset compared to common zener-zap techniques.
A unique bias current cancellation circuit allows bias and offset current specifications to be met over the full –40°C to +85°C temperature range.
The OPA27 is internally compensated for unity-gain stability.
The decompensated OPA37 requires a closed-loop gain ≥ 5.
The Texas Instruments’ OPA27 and OPA37 are improved replacements for the industry-standard OP-27 and OP-37.
FEATURES
● LOW NOISE: 4.5nV/√Hz max at 1kHz
● LOW OFFSET: 100µV max
● LOW DRIFT: 0.4µV/°C
● HIGH OPEN-LOOP GAIN: 117dB min
● HIGH COMMON-MODE REJECTION: 100dB min
● HIGH POWER-SUPPLY REJECTION: 94dB min
● FITS OP-07, OP-05, AD510, AND AD517 SOCKETS
APPLICATIONS
● PRECISION INSTRUMENTATION
● DATA ACQUISITION
● TEST EQUIPMENT
● PROFESSIONAL AUDIO EQUIPMENT
● TRANSDUCER AMPLIFIERS
● RADIATION HARD EQUIPMENT
型号/品牌 | 代替类型 | 替代型号对比 |
---|---|---|
OPA27GPG4 TI 德州仪器 | 当前型号 | 当前型号 |
OPA27GP 德州仪器 | 类似代替 | OPA27GPG4和OPA27GP的区别 |
OP27GPZ 亚德诺 | 功能相似 | OPA27GPG4和OP27GPZ的区别 |
OP37EPZ 亚德诺 | 功能相似 | OPA27GPG4和OP37EPZ的区别 |