Texas Instruments

Description

3 Description. The OPA454 device is a low-cost operational amplifier with high voltage (100 V) and relatively high current drive (50 mA). It is unity-gain stable OPA454 . U12. 7. 4. 9. R176. 100k. R176. 100k. +. C282. 2.2uF. +. C282. 2.2uF. R177. 100k. R177. 100k. C290. 100nF. C290. 100nF. VCC-. VCC+. OPA454 . 35V. C40. 2.2nF. 35V. IN+. IN-. OUT. Status. E/D. E/D Com. U12A. OPA454 . IN+. IN-. OUT. Status. E/D. E/D Com. U12A. OPA454 . 3. 2. 6. 8. 1. 5. R133. 10k. R133. OPA454 . Voltage Offset. (Potentiometer-. Controlled DC. Voltage). 16.2 k . 10.2 k . OWI Write. Level Translation: 4-5V for Communication. 5-7.5V for Activation. amplifier using the OPA454 . This is mostly due to the current mode application where GND reference for the PGA900 (ASIC_GND) is at higher potential than the