LF347BDR

Current - Input Bias:	50pA
Base Part Number:	LF347
Supplier Device Package:	14-SOIC
Package / Case:	14-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C
Voltage - Supply, Single/Dual (±):	7 V ~ 36 V, ±3.5 V ~ 18 V
Current - Supply:	8mA
Voltage - Input Offset:	3mV
Series:	--
Gain Bandwidth Product:	3MHz
Slew Rate:	13 V/µs
Output Type:	--
Number of Circuits:	4
Amplifier Type:	J-FET
Part Status:	Active
Packaging:	Tape & Reel (TR)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction
The LF347BDR is a low-power, low-offset, wide bandwidth operational amplifier (OpAmp) with a current-limited output stage. It has an integrated temperature compensation (TC) circuit and a bridge-gain error compensation. It is primarily used for instrumentation, buffer, and amplifier applications. The LF347BDR is designed for different applications such as wide range input signal circuits, a high speed amplifier for data logger, high voltage video circuits, and wide bandwidth amplifiers in a single package.

Features
The LF347BDR provides multiple advantages over its predecessor devices, such as lower power consumption, better frequency response, improved accuracy, higher slew rates, and wider bandwidth. It offers 10-microvolt offset voltage with 500-microamperes of peak output current. It also has an IC accommodated in the SOP-8 package, making it MCU friendly. Other features include power-down protection, and high input impedance supporting wide range signal input.

Working Principle
The LF347BDR is a low-power and high-accuracy operational amplifier. It contains two input buffers and two output buffers. The two input buffers are combined into a differential input stage, where the differential signal is produced from the two inputs. This differential signal is then amplified by the internal amplification stage. The differential output is then integrated by the output buffer. The internal temperature compensation incorporated in the device allows for enhanced accuracy of the op-amp. The IC also provides power-down protection by limiting current and preventing any potential damage to the device.

Application Field
The LF347BDR is mainly used in various industrial applications, such as active filters, bridge fed systems, transimpedance amplifiers, AC-coupled amplifiers, current-limited amplifiers, and data acquisition systems. The device is suitable for wide range input signal circuits, high speed amplifiers for data loggers, high voltage video circuits, and wide bandwidth amplifiers. It is also used in automotive applications such as muffler pressure sensors, air bag sensors, and door switch sensors.

Conclusion
The LF347BDR is a low-power, low-offset, wide bandwidth operational amplifier that is mainly used for instrumentation, buffer, and amplifier applications. Its advantages include low power consumption, better frequency response, improved accuracy, higher slew rates, and wider bandwidth. It is suitable for use in automotive applications such as muffler pressure sensors, air bag sensors, and door switch sensors. In addition, it is capable of providing a 10 microvolt offset voltage with 500 microamperes of peak output current, and has an SOP-8 package.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description