LMV851MG/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: The LMV851MG/NOPB is a low voltage, rail-to-rail input and output operational amplifier. It is designed for use in various applications that require precision amplification of low-level signals.

Characteristics: - Low voltage operation - Rail-to-rail input and output - Precision amplification - Wide range of applications

Package: The LMV851MG/NOPB is available in a small outline package (SOT-23) which allows for easy integration into compact electronic devices.

Essence: The essence of the LMV851MG/NOPB lies in its ability to provide accurate amplification of low-level signals while operating at low voltages.

Packaging/Quantity: The LMV851MG/NOPB is typically sold in reels containing 3000 units per reel.

Specifications

• Supply Voltage Range: 1.8V to 5.5V
• Input Offset Voltage: ±1mV (maximum)
• Gain Bandwidth Product: 3MHz (typical)
• Slew Rate: 1.2V/µs (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The LMV851MG/NOPB has a total of 5 pins arranged as follows:

```

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| | --| V+ OUT |-- --| V- IN- |-- --| GND IN+ |-- --| NC NC |-- |___________| ```

Pin Descriptions: - V+: Positive supply voltage - V-: Negative supply voltage - OUT: Output pin - IN-: Inverting input pin - IN+: Non-inverting input pin - NC: No connection (unused pin)

Functional Features

1. Low Voltage Operation: The LMV851MG/NOPB can operate at supply voltages as low as 1.8V, making it suitable for battery-powered applications.

2. Rail-to-Rail Input and Output: The operational amplifier is capable of accepting input signals that extend from the negative supply voltage to the positive supply voltage, allowing for maximum signal range.

3. Precision Amplification: The LMV851MG/NOPB provides accurate amplification of low-level signals with a low input offset voltage and high gain bandwidth product.

Advantages and Disadvantages

Advantages: - Low voltage operation enables use in battery-powered devices. - Rail-to-rail input and output allows for maximum signal range. - Precision amplification ensures accurate signal reproduction.

Disadvantages: - Limited output current capability may restrict its use in certain high-power applications. - SOT-23 package may not be suitable for applications requiring higher power dissipation.

Working Principles

The LMV851MG/NOPB operates based on the principles of operational amplifiers. It amplifies the difference between the voltages applied to its non-inverting and inverting inputs, producing an output voltage proportional to this difference. The rail-to-rail input and output capability allows for accurate amplification of signals that span the entire supply voltage range.

Detailed Application Field Plans

The LMV851MG/NOPB can be used in various applications, including but not limited to: 1. Portable audio devices 2. Sensor signal conditioning 3. Battery monitoring systems 4. Medical instrumentation 5. Data acquisition systems

Alternative Models

1. LMV851M/NOPB: Similar to LMV851MG/NOPB, but without the small outline package (SOT-23).
2. LMV851MGX/NOPB: Extended temperature range version of LMV851MG/NOPB.
3. LMV851MFX/NOPB: Enhanced performance version of LMV851MG/NOPB with lower input offset voltage.

These alternative models offer similar functionality and can be considered as substitutes for the LMV851MG/NOPB based on specific application requirements.

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