LT1809CS8#TRPBF

Current - Input Bias:	12.5µA
Base Part Number:	LT1809
Supplier Device Package:	8-SO
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C
Voltage - Supply, Single/Dual (±):	2.5 V ~ 12.6 V, ±1.25 V ~ 6.3 V
Current - Output / Channel:	85mA
Current - Supply:	15mA
Voltage - Input Offset:	800µV
Series:	--
-3db Bandwidth:	320MHz
Gain Bandwidth Product:	180MHz
Slew Rate:	350 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	1
Amplifier Type:	General Purpose
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

LT1809CS8#TRPBF is a low-power, single supply, high-performance dual op-amp with rail-to-rail in- and outputs, utilized in modern electronics to meet a variety of applications, across a variety of fields. The part is suitable for critical precision applications, such as signal conditioning, A/D and D/A conversion, or any application where low distortion, low noise, and a high-speed response is important.

Application Field

LT1809CS8#TRPBF is ideal for any application where precise signal control is required. Its rail-to-rail inputs and outputs allow for better than ever signal control, with an improved response speed, making it one of the best dual op-amps for signal processing.The most common applications for the LT1809CS8#TRPBF are in Instrumentation amplifiers, as well as in audio amplifiers, isolation amplifiers, and active filters. The rail-to-rail inputs and outputs make it suitable in applications that require a wide signal swing, such as audio and DAC/ADC converters, allowing the device to handle both DC and AC values. Other applications include attenuation circuits, instrumentation amplifiers, and current sensing applications.

Working Principle

LT1809CS8#TRPBF is a single supply, low-power dual op-amp with rail-to-rail inputs and outputs. The device is based on the standard cascode connection with a negative feedback loop to provide stability and reduce noise in instrumentation amps.The two op-amps are separated by a small gap to minimize parasitic capacitance. This eliminates the need for additional decoupling capacitors to prevent crosstalk between the two amplifiers. The two op-amps use a differential amplifier configuration to provide better stability and accuracy.The LT1809CS8#TRPBF is designed to be used in high-precision applications where low distortion and low noise are necessary. The device is rated for up to 1MHz operation, and can handle up to 5V of input signal.

Conclusion

LT1809CS8#TRPBF is one of the most popular choices among op-amps in applications such as Instrumentation Amplifiers, active filters, isolation amplifiers, and audio amplifiers. With its low-power, low distortion, and rail-to-rail inputs and outputs, the device is ideal for use in precision signal conditioning and A/D or D/A converters. Its differential amplifier configuration and cascode connection provide excellent stability and accuracy, and the device is rated for up to 1MHz operation.

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