EDN

3 Femtoampere Input Bias Amp

The LMP7721 is the industry’s lowest guaranteed input bias current precision amplifier. The ultra low input bias current is 3 fA, with a guaranteed limit of ±20 fA at 25°C and ±900 fA at 85°C. This is ...
EDN

Low Input Bias Current Op Amp

The Microchip’s MCP6421 operational amplifiers (op amps) has low input bias current (1 pA, typical) and rail-to-rail input and output operation. This family is unity gain stable and has a gain ...
Electronic Design

Very-Low-Input-Bias-Current Op Amp Has Plenty of Written Support for Design Engineers

In a simplified schematic from its datasheet, Linear Technology's LTC6268 (and 6269 dual) provide no evidence of "secret sauce." Rather, it shows a combination of semiconductor design and process ...
Electronic Design

4GHz Op Amps Achieve Less Than 1pA Input Bias Current

Linear Technology has introduced the LTC6268-10 single and dual LTC6269-10 4GHz FET-input op amps for high dynamic range and high-speed transimpedance amplifier (TIA) applications. These decompensated ...