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INA198AIDBVRG4
Product Overview
- Category: Integrated Circuit (IC)
- Use: Current Shunt Monitor
- Characteristics: High accuracy, low offset voltage, wide common-mode voltage range
- Package: SOT-23-6
- Essence: Monitors current flowing through a shunt resistor
- Packaging/Quantity: Tape and Reel, 3000 pieces per reel
Specifications
- Supply Voltage Range: 2.7V to 5.5V
- Input Common-Mode Voltage Range: -0.3V to V+ + 0.3V
- Quiescent Current: 60µA (typical)
- Gain Error: ±0.5% (maximum)
- Offset Voltage: ±100µV (maximum)
- Bandwidth: 500kHz (typical)
Detailed Pin Configuration
The INA198AIDBVRG4 has a total of six pins:
- SHDN: Shutdown pin (active low)
- REF: Reference voltage input
- IN+: Positive input terminal for the shunt resistor voltage
- IN-: Negative input terminal for the shunt resistor voltage
- OUT: Output voltage
- GND: Ground reference
Functional Features
- High accuracy current sensing
- Wide common-mode voltage range
- Low offset voltage
- Rail-to-rail output swing
- Shutdown mode for power saving
Advantages and Disadvantages
Advantages: - High accuracy measurement - Wide operating voltage range - Low power consumption - Small package size
Disadvantages: - Limited bandwidth compared to some other models - Requires an external shunt resistor for current sensing
Working Principles
The INA198AIDBVRG4 is designed to monitor the current flowing through a shunt resistor in various applications. It utilizes a high-precision amplifier to measure the voltage across the shunt resistor and provides an amplified output proportional to the current. The device operates with a single power supply and offers a wide common-mode voltage range, allowing it to be used in different voltage levels.
Detailed Application Field Plans
The INA198AIDBVRG4 is commonly used in applications that require accurate current monitoring, such as:
- Battery management systems
- Power supplies and converters
- Motor control systems
- Industrial automation
- Solar energy systems
Detailed and Complete Alternative Models
- INA199AIDGST: Similar specifications, but with a different package (MSOP-10)
- INA210AIDCKT: Higher bandwidth and lower offset voltage, suitable for higher frequency applications
- INA219AIDCNR: Integrated current and voltage monitor with I2C interface for digital communication
These alternative models offer similar functionality to the INA198AIDBVRG4 but may have slight differences in specifications or package options.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de INA198AIDBVRG4 em soluções técnicas
Sure! Here are 10 common questions and answers related to the application of INA198AIDBVRG4 in technical solutions:
Q: What is the INA198AIDBVRG4? A: The INA198AIDBVRG4 is a high-side current sense amplifier that can accurately measure current flowing through a shunt resistor.
Q: What is the purpose of using the INA198AIDBVRG4 in a technical solution? A: The INA198AIDBVRG4 allows precise measurement of current, making it useful in applications such as power monitoring, battery management, motor control, and overcurrent protection.
Q: How does the INA198AIDBVRG4 work? A: The INA198AIDBVRG4 amplifies the voltage drop across a shunt resistor and provides an output proportional to the current flowing through it.
Q: What is the input voltage range of the INA198AIDBVRG4? A: The INA198AIDBVRG4 can operate with input voltages ranging from 2.7V to 26V.
Q: What is the typical gain of the INA198AIDBVRG4? A: The typical gain of the INA198AIDBVRG4 is 20 V/V.
Q: Can the INA198AIDBVRG4 handle high currents? A: Yes, the INA198AIDBVRG4 can handle high currents up to ±2A.
Q: Does the INA198AIDBVRG4 have built-in protection features? A: Yes, the INA198AIDBVRG4 has built-in overcurrent and thermal shutdown protection.
Q: What is the output voltage range of the INA198AIDBVRG4? A: The output voltage range of the INA198AIDBVRG4 is typically 0V to 3.3V.
Q: Can the INA198AIDBVRG4 be used in automotive applications? A: Yes, the INA198AIDBVRG4 is qualified for automotive applications and can operate in a wide temperature range.
Q: Are there any application notes or reference designs available for the INA198AIDBVRG4? A: Yes, Texas Instruments provides application notes and reference designs that can help with the implementation of the INA198AIDBVRG4 in various technical solutions.
Please note that these answers are general and may vary depending on specific requirements and use cases. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.