LT1677CS8#PBF

Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps

The LT1677CS8#PBF is a high voltage, dual operational amplifier that offers high performance in a variety of applications. It is a monolithic operational amplifier with a wide bandwidth and low overdrive and distortion. The LT1677CS8#PBF amplifies signals with a voltage range of up to 200V, while providing low-noise, low-bias, and high-speed operation. The amplifier is designed to operate in unity gain mode with a gain bandwidth product of 300 MHz. The LT1677CS8#PBF is a high performance amplifier with a wide input-to-output voltage differential of up to 300V.

Application Fields

The LT1677CS8#PBF is well-suited for high-voltage, high-speed applications such as electrochemical sensors, medical imaging, imaging microscopy, digital-to-analog converter (DAC) buffers, radiation detectors, instrumentation amplifiers and isolators, current-to-voltage converters, wide-bandwidth DC-to-DC converters, power systems, and motor control.

The LT1677CS8#PBF can be used in biomedical, automotive, military, and telecommunications applications as well. It can be used as a buffer in microcontrollers, other system-on-chip (SoC) platforms, analog-to-digital converters, and most other circuits that require a low-noise, low-bias, and high-speed amplifier.

Working Principle

The LT1677CS8#PBF is a high-speed operational amplifier based on the power-mural Heterolithic MOSFET process. Its primary transistors are isolated low threshold transistors at high voltage, with a small junction capacitance for rail-to-rail operation. It features a wide bandwidth with rail-to-rail input and output operation as well as a low Power Supply Rejection Ratio (PSRR) of -59 dB at 1 kHz.

The amplifier’s input stage designs offer excellent common-mode rejection and high slew rates with a low Output-to-Input Noise Gain ratio of -67 dB at unity gain. The open-loop gain of the LT1677CS8#PBF is 4.7V/µs for a gain-bandwidth product of up to 300 MHz. The amplifier exhibits a low overdrive and distortion, a wide differential voltage range, and a low quiescent current consumption of 8 mA at room temperature.

The LT1677CS8#PBF offers a low-noise, low-bias, and high-speed operation with a high-voltage differential operation. The amp exhibits excellent CMRR and very low distortion, making it an ideal choice for applications where high-precision signals are required.