LMV721M7X
Product Overview
Category: Integrated Circuit (IC)
Use: LMV721M7X is a low voltage, low power operational amplifier designed for general-purpose applications.
Characteristics: - Low voltage operation: 1.8V to 5.5V - Low power consumption: typically 20µA - Rail-to-rail input and output - Unity-gain stable - Small package size: SOT-23-5
Package: The LMV721M7X is available in a small SOT-23-5 package.
Essence: The LMV721M7X is an essential component in electronic circuits that require amplification of signals with low power consumption and low voltage operation.
Packaging/Quantity: The LMV721M7X is typically sold in reels containing 3000 units.
Specifications
- Supply Voltage Range: 1.8V to 5.5V
- Input Offset Voltage: ±2mV (maximum)
- Gain Bandwidth Product: 1MHz (typical)
- Input Bias Current: 1pA (typical)
- Output Current: 20mA (typical)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The LMV721M7X has a total of five pins arranged as follows:
____
V+ | |
---->| |
|____|
____
IN- | |
---->| |
|____|
____
IN+ | |
---->| |
|____|
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OUT | |
<----| |
|____|
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GND | |
---->| |
|____|
Functional Features
- Low voltage operation allows for compatibility with a wide range of power supply voltages.
- Low power consumption makes it suitable for battery-powered applications.
- Rail-to-rail input and output capability enables the amplifier to handle signals close to the supply rails.
- Unity-gain stable ensures stability even at high frequencies.
Advantages and Disadvantages
Advantages: - Wide supply voltage range - Low power consumption - Rail-to-rail input and output - Small package size
Disadvantages: - Limited gain bandwidth product compared to specialized amplifiers - Higher input offset voltage compared to precision amplifiers
Working Principles
The LMV721M7X operates as a voltage amplifier by amplifying the difference between the IN+ and IN- inputs. It uses internal circuitry to provide gain and output buffering, allowing it to accurately amplify small input signals.
Detailed Application Field Plans
The LMV721M7X is commonly used in various applications, including: 1. Portable audio devices 2. Sensor signal conditioning 3. Battery-powered instrumentation 4. Active filters 5. Signal amplification in low voltage systems
Detailed and Complete Alternative Models
- LMV321: Single operational amplifier with similar specifications but in a different package (SOT-23-5).
- LMV358: Dual operational amplifier with similar specifications but in a different package (SOIC-8).
- LMV324: Quad operational amplifier with similar specifications but in a different package (SOIC-14).
These alternative models offer similar functionality and performance to the LMV721M7X, providing flexibility in choosing the most suitable option for specific applications.
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技術ソリューションにおける LMV721M7X の適用に関連する 10 件の一般的な質問と回答をリストします。
Sure! Here are 10 common questions and answers related to the application of LMV721M7X in technical solutions:
Q: What is LMV721M7X? A: LMV721M7X is a low-power, single-supply operational amplifier (op-amp) designed for general-purpose applications.
Q: What is the supply voltage range for LMV721M7X? A: The supply voltage range for LMV721M7X is typically between 2.7V and 5.5V.
Q: What is the input voltage range for LMV721M7X? A: The input voltage range for LMV721M7X extends from the negative supply voltage (V-) to the positive supply voltage (V+).
Q: Can LMV721M7X operate with a single power supply? A: Yes, LMV721M7X is designed to operate with a single power supply, making it suitable for battery-powered applications.
Q: What is the typical gain bandwidth product (GBW) of LMV721M7X? A: The typical GBW of LMV721M7X is around 1 MHz.
Q: Does LMV721M7X have rail-to-rail input and output capability? A: Yes, LMV721M7X has rail-to-rail input and output capability, allowing it to handle signals close to the supply rails.
Q: What is the input bias current of LMV721M7X? A: The input bias current of LMV721M7X is typically in the range of a few nanoamperes.
Q: Can LMV721M7X drive capacitive loads? A: Yes, LMV721M7X is capable of driving capacitive loads up to a certain value. Refer to the datasheet for specific details.
Q: Is LMV721M7X suitable for precision applications? A: While LMV721M7X offers good performance, it may not be ideal for high-precision applications due to its moderate offset voltage and drift.
Q: What are some typical applications for LMV721M7X? A: LMV721M7X can be used in various applications such as sensor interfaces, battery-powered systems, portable devices, and low-power signal conditioning circuits.
Please note that these answers are general and may vary depending on the specific requirements and conditions of your application. Always refer to the LMV721M7X datasheet and consult with an engineer for accurate information.