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LMV358DMR2G
Product Overview
Category: Integrated Circuit (IC)
Use: Operational Amplifier
Characteristics: - Low voltage, low power dual operational amplifier - Rail-to-rail input and output - Wide supply voltage range: 2.7V to 5.5V - Low input offset voltage: ±1mV (maximum) - Low input bias current: ±10nA (maximum) - Unity gain stable - Available in miniature SOT-23 package
Package: - SOT-23 package - Dimensions: 2.9mm x 1.6mm x 1.0mm
Essence: The LMV358DMR2G is a dual operational amplifier designed for low voltage applications. It offers rail-to-rail input and output capabilities, making it suitable for use in battery-powered devices. With its small package size, it is ideal for space-constrained designs.
Packaging/Quantity: The LMV358DMR2G is available in tape and reel packaging. Each reel contains 3000 units.
Specifications
- Supply Voltage Range: 2.7V to 5.5V
- Input Offset Voltage: ±1mV (maximum)
- Input Bias Current: ±10nA (maximum)
- Gain Bandwidth Product: 1MHz (typical)
- Slew Rate: 0.6V/μs (typical)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The LMV358DMR2G has a total of 8 pins arranged as follows:
___________
V+ |1 8| V-
IN-|2 7| OUT
IN+|3 6| NC
NC |4 5| NC
|___________|
Functional Features
- Low voltage operation: The LMV358DMR2G operates at a supply voltage as low as 2.7V, making it suitable for battery-powered applications.
- Rail-to-rail input and output: It can accept input signals that extend from the negative rail to the positive rail, and its output can swing close to both supply rails.
- Low input offset voltage and bias current: These characteristics ensure accurate amplification of small signals.
- Unity gain stable: The amplifier remains stable even at unity gain configuration.
Advantages and Disadvantages
Advantages: - Low voltage operation enables use in battery-powered devices. - Rail-to-rail input and output allows for maximum signal range. - Small package size is ideal for space-constrained designs. - Low input offset voltage and bias current ensure accurate amplification.
Disadvantages: - Limited gain bandwidth product compared to some other operational amplifiers. - Slew rate may be slower than some high-speed amplifiers.
Working Principles
The LMV358DMR2G is an operational amplifier that amplifies the difference between two input voltages. It consists of multiple transistors and resistors that work together to provide amplification with low distortion. The rail-to-rail input and output capabilities allow it to handle signals that span the entire supply voltage range.
Detailed Application Field Plans
The LMV358DMR2G is commonly used in various applications, including: 1. Battery-powered portable devices 2. Audio amplification circuits 3. Sensor signal conditioning 4. Signal amplification in low voltage systems 5. Active filters and equalizers
Detailed and Complete Alternative Models
- LMV321: Single operational amplifier with similar specifications.
- LMV324: Quad operational amplifier with similar specifications.
- LMV358: Dual operational amplifier with similar characteristics but wider supply voltage range (up to 16V).
These alternative models provide options for different requirements and system configurations.
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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan LMV358DMR2G dalam solusi teknis
Sure! Here are 10 common questions and answers related to the application of LMV358DMR2G in technical solutions:
Q: What is LMV358DMR2G? A: LMV358DMR2G is a dual operational amplifier (op-amp) that is commonly used in various electronic circuits.
Q: What are the key features of LMV358DMR2G? A: Some key features of LMV358DMR2G include low input offset voltage, low input bias current, wide supply voltage range, and rail-to-rail output swing.
Q: What is the typical voltage supply range for LMV358DMR2G? A: The typical voltage supply range for LMV358DMR2G is from 2.7V to 5.5V.
Q: Can LMV358DMR2G operate with a single power supply? A: Yes, LMV358DMR2G can operate with a single power supply, making it suitable for battery-powered applications.
Q: What is the maximum output current of LMV358DMR2G? A: The maximum output current of LMV358DMR2G is typically around 20mA.
Q: Is LMV358DMR2G suitable for low-power applications? A: Yes, LMV358DMR2G is designed for low-power applications, consuming very low quiescent current.
Q: Can LMV358DMR2G be used in audio applications? A: Yes, LMV358DMR2G can be used in audio applications such as audio amplifiers, headphone amplifiers, and audio filters.
Q: Does LMV358DMR2G have built-in protection features? A: LMV358DMR2G has built-in protection features like thermal shutdown and short-circuit protection, ensuring safe operation.
Q: What is the operating temperature range for LMV358DMR2G? A: The operating temperature range for LMV358DMR2G is typically from -40°C to 125°C.
Q: Can LMV358DMR2G be used in precision applications? A: While LMV358DMR2G offers good performance, it may not be suitable for high-precision applications due to its moderate input offset voltage.
Please note that these answers are general and may vary depending on specific datasheet specifications and application requirements.