LM258ADGKR
Basic Information Overview
- Category: Integrated Circuit (IC)
- Use: Operational Amplifier
- Characteristics:
- Low power consumption
- Wide supply voltage range
- Rail-to-rail output swing capability
- High input impedance
- Low input offset voltage
- Package: VSSOP-8
- Essence: LM258ADGKR is a dual operational amplifier designed for general-purpose applications.
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Supply Voltage Range: ±2.5V to ±18V
- Input Offset Voltage: 2mV (maximum)
- Input Bias Current: 20nA (maximum)
- Input Offset Current: 2nA (maximum)
- Gain Bandwidth Product: 1MHz (typical)
- Slew Rate: 0.6V/µs (typical)
- Common Mode Rejection Ratio: 70dB (typical)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
LM258ADGKR has a VSSOP-8 package with the following pin configuration:
___________
OUT1 | 1 8 | VCC+
OUT2 | 2 7 | IN-
IN+ | 3 6 | IN+
VCC-| 4 5 | GND
‾‾‾‾‾‾‾‾‾‾‾‾
Functional Features
- Dual operational amplifier in a single package
- Low power consumption makes it suitable for battery-powered applications
- Rail-to-rail output swing capability allows maximum utilization of the supply voltage range
- High input impedance minimizes loading effects on the signal source
- Low input offset voltage ensures accurate amplification of small signals
Advantages and Disadvantages
Advantages: - Wide supply voltage range enables flexibility in various applications - Rail-to-rail output swing capability provides maximum dynamic range - Low power consumption prolongs battery life in portable devices - High input impedance minimizes signal degradation - Low input offset voltage ensures precise amplification
Disadvantages: - Limited gain bandwidth product may restrict high-frequency applications - Slew rate may be insufficient for fast signal amplification - Common mode rejection ratio could be improved for better noise rejection
Working Principles
LM258ADGKR is based on the operational amplifier (op-amp) circuit. It utilizes differential inputs to amplify the voltage difference between the input terminals. The amplified output is then fed to the output stage, which drives the load. The op-amp operates by maintaining a virtual ground at the inverting input terminal, resulting in amplification of the voltage applied to the non-inverting input.
Detailed Application Field Plans
LM258ADGKR can be used in various applications, including but not limited to: - Audio amplification - Signal conditioning - Active filters - Voltage regulators - Sensor interfaces - Instrumentation amplifiers
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to LM258ADGKR are: - LM358: Dual operational amplifier with similar specifications - TL072: Dual JFET-input operational amplifier with higher gain bandwidth product - MCP602: Dual operational amplifier with rail-to-rail input and output capabilities
These alternatives can be considered depending on specific application requirements and design constraints.
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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LM258ADGKR i tekniska lösningar
Sure! Here are 10 common questions and answers related to the application of LM258ADGKR in technical solutions:
Q: What is LM258ADGKR? A: LM258ADGKR is a dual operational amplifier (op-amp) that is commonly used in various electronic circuits.
Q: What is the voltage supply range for LM258ADGKR? A: The voltage supply range for LM258ADGKR is typically between 3V and 32V.
Q: What is the maximum output current of LM258ADGKR? A: The maximum output current of LM258ADGKR is around 40mA.
Q: Can LM258ADGKR be used in low-power applications? A: Yes, LM258ADGKR is suitable for low-power applications as it has a low quiescent current consumption.
Q: What is the input offset voltage of LM258ADGKR? A: The input offset voltage of LM258ADGKR is typically around 2mV.
Q: Is LM258ADGKR suitable for audio applications? A: Yes, LM258ADGKR can be used in audio applications such as audio amplifiers and equalizers.
Q: Can LM258ADGKR operate in a wide temperature range? A: Yes, LM258ADGKR is designed to operate in a wide temperature range, typically from -40°C to 125°C.
Q: Does LM258ADGKR have built-in protection features? A: No, LM258ADGKR does not have built-in protection features. External protection circuitry may be required.
Q: What is the gain bandwidth product of LM258ADGKR? A: The gain bandwidth product of LM258ADGKR is typically around 1 MHz.
Q: Can LM258ADGKR be used in single-supply applications? A: Yes, LM258ADGKR can be used in single-supply applications by properly biasing the inputs and outputs.
Please note that these answers are general and may vary depending on specific datasheet specifications and application requirements.