LMV934IDRE4

Current - Input Bias:	14nA
Base Part Number:	LMV934
Supplier Device Package:	14-SOIC
Package / Case:	14-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply, Single/Dual (±):	1.8 V ~ 5 V
Current - Supply:	116µA
Voltage - Input Offset:	1mV
Series:	--
Gain Bandwidth Product:	1.5MHz
Slew Rate:	0.42 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	4
Amplifier Type:	General Purpose
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction

The LMV934IDRE4 is one of the linear amplifiers commonly used in instrumentation, OP amps, buffer amplifiers and other applications. It is a low-noise, rail-to-rail, instrumentation amplifier with a wide operating temperature range of -40°C to 125°C. It features a single supply operation, wide bandwidth and high slew rate, making it an ideal choice for a variety of applications.

Application Field

The LMV934IDRE4 is suitable for a wide variety of applications such as amplifying signals from sensors, strain gauge amplifiers, multiplexers and pressure sensors. It can also be used as a low-level DC amplifier for small signals and as an amplifier for conditioning signals from photodiode arrays.In addition, the LMV934IDRE4 can be used for driving large load transducers in medical and industrial applications, for example for speed control and for monitoring high-impedance sensors.Its wide dynamic range and wide range of adjustability in gain, offset voltage and input bias current makes it an ideal choice for many applications involving precision signals, such as in medical and industrial instrumentation.

Working Principle

The LMV934IDRE4 features a rail-to-rail input common-mode voltage range between 0.3V and 2.7V and a rail-to-rail output voltage range between -1.65V to +1.65V.It has an adjustable gain of 0.1V/V to 10V/V and a high-frequency gain-bandwidth product of 10 MHz.The LMV934IDRE4 combines a low-noise amplifier and a low-noise limited gain amplifier. The gain of the limited gain amplifier is off-set by the low-noise amplifier and this offset provides an improved gain dynamic range.It also has a low input bias current and a low offset voltage, making it suitable for precision and low level signals.The LMV934IDRE4 is also provided with internal circuitry to protect against ESD and latch-up.

Conclusion

The LMV934IDRE4 is an ideal solution for a wide range of instrumentation, OP amps, buffer amplifiers and other applications. It features a wide range of input and output voltage, adjustable gain, high frequency gain-bandwidth product and low noise, making it suitable for many precision and low-level signals. In addition, its internal circuitry to protect against ESD and latch-up ensures its reliability when used in sensitive applications.

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