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LF411CD

The LF411CD is a high-precision operational amplifier with JFET input technology

Manufacturer:

Texas Instruments
Mfr.Part #:

LF411CD
Datasheet:

LF411CD Datasheet (PDF)
Number of channels:

1
Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V):

36
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V):

7
Rail-to-rail:

No
EDA/CAD Models:

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LF411CD General Description

LF411CD is a low offset, low drift JFET input operational amplifier manufactured by Texas Instruments. It has a high input impedance and is suitable for applications requiring high input impedance and precision performance. The LF411CD has a low input offset voltage of 3mV, low input bias current of 50pA, and low input offset current of 10pA, making it ideal for precision analog circuitry.The operational amplifier has a wide bandwidth of 4MHz and a slew rate of 13V/μs, allowing for fast response times in signal processing applications. It also has a high gain bandwidth product of 30MHz, ensuring stable operation in various circuit configurations.The LF411CD operates over a wide range of supply voltages from ±3V to ±22V and has a low input noise voltage of 18nV/√Hz, making it suitable for low noise applications. The amplifier comes in an 8-pin ceramic dual in-line package (DIP) and is capable of operating in temperatures ranging from -55°C to 125°C, making it suitable for a wide range of industrial and automotive applications

Key Features

LF411CD features low input offset voltage, low input bias current, high slew rate, wide bandwidth, low input noise, and high open-loop gain

It is a JFET input operational amplifier with high performance and high speed that suitable for use in precision instrumentation, precision integrators, medical instrumentation, and data acquisition systems

Application

The LF411CD is commonly used in audio applications, instrumentation, and precision voltage regulators due to its high input impedance, low input bias current, and low offset voltage

It is also suitable for low frequency signal processing, data acquisition systems, and control systems

Specifications

Number of channels	1	Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V)	36
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V)	7	Rail-to-rail	No
GBW (typ) (MHz)	3	Slew rate (typ) (V/µs)	13
Vos (offset voltage at 25°C) (max) (mV)	2	Iq per channel (typ) (mA)	2
Vn at 1 kHz (typ) (nV√Hz)	18	Rating	Catalog
Operating temperature range (°C)	0 to 70	Offset drift (typ) (µV/°C)	10
Input bias current (max) (pA)	200	CMRR (typ) (dB)	100
Iout (typ) (A)	0.025	Architecture	FET
Input common mode headroom (to negative supply) (typ) (V)	3.5	Input common mode headroom (to positive supply) (typ) (V)	0.5
Output swing headroom (to negative supply) (typ) (V)	1.5	Output swing headroom (to positive supply) (typ) (V)	-1.5