NJM2120D

Series:	--
Packaging:	Tube
Part Status:	Active
Amplifier Type:	General Purpose
Number of Circuits:	2
Output Type:	--
Slew Rate:	2.2 V/µs
Gain Bandwidth Product:	7MHz
Current - Input Bias:	80nA
Voltage - Input Offset:	800µV
Current - Supply:	2.3mA
Voltage - Supply, Single/Dual (±):	±2.5 V ~ 18 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Through Hole
Package / Case:	8-DIP (0.300", 7.62mm)
Supplier Device Package:	8-DIP

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NJM2120D application field and working principleLinear - Amplifiers - Instrumentation, OP Amps, Buffer AmpsThe NJM2120D is an integrated monolithic device that incorporates a wide range of features including double amplifiers and differential outputs. This device is an excellent choice for a variety of applications, including those in instrumentation, audio, video, telecommunications, automotive, and industrial automation.The NJM2120D is a low-power consumption dual op-amp with a differential output and three terminal adjustable gain control. The op-amp has a wide bandwidth of 20MHz and is designed with a high slew rate of 20V/μs. This makes the NJM2120D ideal for a variety of applications, from low-level audio to high-speed digital applications.The NJM2120D is designed to provide excellent linearity and low distortion. It has a very low noise floor of 0.4uVrms and a low input bias current of 0.1vA. The NJM2120D also has excellent common-mode rejection, making it extremely reliable when dealing with large signal swings. Additionally, the chip has excellent output stability, allowing for better performance when driving large loads.The construction of the NJM2120D uses silicone technology, allowing for a compact design that is also highly reliable. The device has an operating voltage of +5V to +15V and a current rating of 0.3mA. This makes the chip ideal for applications where power efficiency is a major consideration.The NJM2120D provides several features that make it suitable for a variety of applications. It has a wide differential mode gain range of 0.002 to 10V/V, with a gain accuracy of ± 0.1% and a gain stability of 0.05%. Furthermore, the device has a wide supply voltage range of +4V to +15V, which makes it suitable for both regulated and non-regulated power sources.The NJM2120D also incorporates a number of safety features to protect against erroneous signals. It has a power-on reset and thermal protection, which provide a reliable level of protection from damage. Additionally, the device has an output clamp, which allows it to safely drive inductive and capacitive loads.The working principle of the NJM2120D is relatively simple. This device uses two input signals that are fed into a differential amplifier. The two resulting currents are amplified and the output is then fed into the output stage. This produces a voltage that is proportional to the difference between the two input signals, making the device suitable for various measuring, amplifying, and controlling applications.The NJM2120D is a versatile, low-power, and reliable chip that can be used for a wide range of applications. Its differential output and adjustable gain control make the chip ideal for instrumentation, audio, video, telecommunications, automotive, and industrial automation applications. The chip also has many features that make it suitable for a variety of different applications, including its wide bandwidth, high slew rate, low noise floor, and low input bias current. The NJM2120D is also engineered to provide a high level of reliability, making it an excellent choice for applications where power efficiency and safety are key concerns.

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