LM385BMX/NOPB Integrated Circuits (ICs)

Noise - 0.1Hz to 10Hz:	--
Base Part Number:	LM385
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C (TA)
Current - Cathode:	55µA
Current - Supply:	--
Voltage - Input:	--
Noise - 10Hz to 10kHz:	50µVrms
Series:	--
Temperature Coefficient:	150ppm/°C
Tolerance:	±1%
Current - Output:	20mA
Voltage - Output (Max):	5.3V
Voltage - Output (Min/Fixed):	1.24V
Output Type:	Adjustable
Reference Type:	Shunt
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The LM385BMX/NOPB is a voltage reference and is part of the family of Analog Products. It is a monolithic voltage reference with a full temperature range of -40°C to +125°C. It is capable of providing output voltages of 1.25V through 5.0V and operates over a temperature range of -40°C to +125°C. The LM385BMX/NOPB is designed to operate with single supply systems.

Application

The LM385BMX/NOPB is mainly used as voltage reference for multiple application segments. It is used in precision electronics, instrumentation, audio, and video.In precision electronics, the LM385BMX/NOPB is used to provide reference voltage and current for DAC, analog-to-digital converters, and ADCs. It is also used in multiple application areas such as bridges and other bridge circuits.In instrumentation, it is used for temperature sensors, pressure sensors, and liquid level sensors. It is also used in oscilloscopes and spectrum analyzers to generate waveforms.In audio applications, the LM385BMX/NOPB is used to provide precision reference voltages. It is used to provide levels for mixers and audio amplifiers. It is also used in equalizers and preamps to provide reference voltages.In video applications, the LM385BMX/NOPB is used to generate precise reference voltages. It is used in cameras and display screens to generate high accuracy image signals.

Working Principle

The LM385BMX/NOPB is a voltage reference IC. It works on the principle of forward voltage conversion. When an input voltage is applied to the IC, the output voltage is determined by the forward voltage drop across the diode. The diode allows the voltage output to adjust for temperature shifts.The IC has an input voltage range of 1.25V to 5V. The output will remain constant when the input voltage is between these two values. The output voltage is regulated to a precision of 1%.The LM385BMX/NOPB can also be used as a current source. It has an adjustable current limit mode. In this mode, the current is limited by adjusting the threshold voltage. The current can be controlled from 0.1 uA to 800 uA.

Conclusion

The LM385BMX/NOPB is a voltage reference IC used for various applications. It has an input voltage range of 1.25V to 5V, with an accuracy of 1%. It is used for precision electronics, instrumentation, audio, and video. It can also be used as a current source, with an adjustable current limit.

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