To achieve extremely low noise performance in LCA current amplifiers, we have selected a very high gain while minimizing associated bandwidth loss. Consequently, with our exceptional R&D capabilities, we are able to offer a professional "high-end" current amplifier product line. The noise performance of our products far surpasses that of traditional operational amplifier current-to-voltage converters at corresponding bandwidths.

I. Key Features

● Bandwidth and frequency response independent of detector capacitance (up to 10 nF)

● Ultra-low noise, equivalent input noise current fA/√Hz

● DC bandwidth ... 1 kHz

● Transimpedance (gain): 5 x 10^9 V/A

II. Technical Specifications

III. Applications

● Spectroscopy

● Detection using photomultiplier tubes and photodiodes

● Scanning tunneling microscopy

● Ionizing radiation detectors

● Pyroelectric and piezoelectric sensors

IV. Circuit Diagram

V. FEMTO Germany

FEMTO is a leading manufacturer of low-noise amplifier modules, with a broad and diverse product base and an expanding market. Founded in 1993 with the mission to develop "precision signal recovery tools," FEMTO has built an extensive product series including current amplifiers, voltage amplifiers, lock-in amplifiers, and optical receivers. For us, "precision signal recovery tools" means that every product we develop must offer significant advantages over comparable products on the market.