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INA211CIDCKT
Basic Information Overview
- Category: Integrated Circuit (IC)
- Use: Current Shunt Monitor
- Characteristics: High accuracy, low drift, wide common-mode voltage range
- Package: DCK (SOT-23-6)
- Essence: Monitors current flowing through a shunt resistor
- Packaging/Quantity: Tape and Reel, 3000 units per reel
Specifications
- Supply Voltage Range: 2.7V to 26V
- Input Common-Mode Voltage Range: -0.3V to +26V
- Output Voltage Range: 0V to Vcc-1.2V
- Quiescent Current: 60µA (typical)
- Gain Error: ±0.5% (maximum)
- Offset Voltage: ±100µV (maximum)
- Bandwidth: 200kHz (typical)
Detailed Pin Configuration
- IN+ (Positive Input)
- IN- (Negative Input)
- REF (Reference Voltage)
- OUT (Output Voltage)
- GND (Ground)
- VS (Supply Voltage)
Functional Features
- High accuracy current sensing
- Wide input common-mode voltage range
- Low quiescent current consumption
- Rail-to-rail output voltage swing
- Internal reference voltage
Advantages
- High precision measurement of current
- Wide operating voltage range
- Small package size for space-constrained applications
- Low power consumption
- Suitable for battery-powered devices
Disadvantages
- Limited bandwidth compared to some other current monitors
- Requires an external shunt resistor for current sensing
Working Principles
The INA211CIDCKT is a current shunt monitor IC that measures the voltage drop across a shunt resistor to determine the current flowing through it. It utilizes a high-precision amplifier to amplify the small voltage across the shunt resistor and provides an output voltage proportional to the current. The internal reference voltage ensures accurate measurements, while the wide input common-mode voltage range allows for versatile applications.
Detailed Application Field Plans
- Battery management systems
- Power supplies and converters
- Motor control systems
- Industrial automation
- Solar energy systems
Detailed and Complete Alternative Models
- INA210AIDCKT
- INA212AIDCKT
- INA213AIDCKT
- INA214AIDCKT
- INA215AIDCKT
These alternative models offer similar functionality and characteristics, but may have different specifications or package options.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de INA211CIDCKT em soluções técnicas
Sure! Here are 10 common questions and answers related to the application of INA211CIDCKT in technical solutions:
Q: What is INA211CIDCKT? A: INA211CIDCKT is a high-side current shunt monitor IC that can accurately measure current flowing through a shunt resistor.
Q: What is the purpose of using INA211CIDCKT in a technical solution? A: INA211CIDCKT is used to monitor and measure current in various applications, such as power supplies, motor control, battery management, and industrial automation.
Q: How does INA211CIDCKT work? A: INA211CIDCKT measures the voltage drop across a shunt resistor and converts it into a proportional output voltage, which can be easily measured by a microcontroller or ADC.
Q: What is the maximum current that INA211CIDCKT can handle? A: INA211CIDCKT can handle a maximum current of up to ±26A, depending on the specific variant.
Q: Can INA211CIDCKT measure both positive and negative currents? A: Yes, INA211CIDCKT can measure both positive and negative currents, making it suitable for bidirectional current monitoring.
Q: What is the accuracy of INA211CIDCKT? A: INA211CIDCKT has a typical accuracy of ±0.5% of the measured current, providing precise current measurements.
Q: Does INA211CIDCKT require an external power supply? A: Yes, INA211CIDCKT requires an external power supply typically ranging from 2.7V to 5.5V.
Q: Can INA211CIDCKT provide overcurrent protection? A: No, INA211CIDCKT does not have built-in overcurrent protection. However, it can be used in conjunction with external circuitry to implement overcurrent protection.
Q: Can INA211CIDCKT communicate with a microcontroller or other devices? A: Yes, INA211CIDCKT provides an output voltage that can be easily interfaced with microcontrollers, ADCs, or other devices for further processing or monitoring.
Q: Are there any application notes or reference designs available for INA211CIDCKT? A: Yes, Texas Instruments provides application notes and reference designs that can help users understand and implement INA211CIDCKT in various technical solutions.