Texas Instruments

Description

Datasheet The OPA131 series of FET-input op amps provides high performance at low The OPA131 series offers excellent general-purpose perfor- mance, including low This is a low cost, full-bridge circuit for a thermistor temperature sensor. The. OPA131 that follows the bridge amplifies the voltage difference at the centers of the. OPA131 . 50pA. OPA602. 1pA. OPA128. 75fA. FIGURE 8. Differential Voltage to Current Converter. INA141. VO. LA. RL. RA. 10k . Ref. G = 10. 20k . 20k . OPA602, OPA131 (1) excessive ringing or instability. Use Wide BW mode. OPA627, OPA132(1). Use Wide BW mode, C1 = 200pF. G = 1 stable. OPA637, OPA37. IB ERROR. OPA177. 1.5nA. OPA131 . 50pA. OPA602. 1pA. OPA128. 75fA . Figure 7. Differential Voltage to Current Converter. INA128. RG/2. RG = 5.6k .