INA194AIDBVR

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INA194AIDBVR

+БОМ

IC CURRENT MONITOR 3% SOT23-5

  • ПроизводительТехасские инструменты

  • Мфр. Часть #INA194AIDBVR

  • Пакет SOT-23 (DBV)-5

  • В наличии3746

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

Гарантия подлинного продукта

Спецификации

Атрибут Ценность
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Current Monitor
SensingMethod High-Side
Accuracy ±3%
Voltage-Input -16V ~ 80V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case SC-74A, SOT-753

Обзор

Description

The INA194AIDBVR is a high-side, precision current-shunt monitor from Texas Instruments. It is designed to measure the voltage across a shunt resistor, providing an output voltage proportional to the input differential voltage. This device is commonly used in applications requiring accurate current measurement, such as battery management systems, power management in servers, and automotive systems.
Key features of the INA194AIDBVR include a wide supply voltage range, typically from 2.7V to 18V, and a fixed gain of 50V/V, making it suitable for monitoring currents in both low and high-voltage systems. It offers low offset voltage and drift, ensuring precise current measurements over varying temperature ranges. The device is available in a small SOT-23 package, which is ideal for space-constrained applications.
Additionally, the INA194AIDBVR provides excellent common-mode rejection, allowing it to maintain accuracy even with high common-mode voltages. This makes it robust in harsh environments where fluctuations in system voltages are common. Overall, the INA194AIDBVR is a reliable solution for precision current monitoring applications.

Equivalent

The INA194AIDBVR is a current shunt monitor from Texas Instruments. Equivalent products include:
1. MAX9938 - by Maxim Integrated, a high-side current-sense amplifier.
2. LT6106 - by Analog Devices, a precision high-side current sense amplifier.
3. ZXCT1009 - by Diodes Incorporated, a high-side current monitor.
4. AD8210 - by Analog Devices, a high voltage current sense amplifier.
These alternatives may have variations in specifications, so it's important to compare them based on your application requirements.

Features

The INA194AIDBVR is a high-side current shunt monitor from Texas Instruments. Key features include:
1. Wide Common-Mode Range: It operates over a voltage range from -16V to +80V, making it suitable for a variety of applications.
2. High Accuracy and Stability: The device offers precision measurement with low offset voltage and low drift over temperature, ensuring high accuracy.
3. Gain Option: It provides a fixed gain of 100V/V, which simplifies the design process by eliminating the need for external calibration.
4. Low Quiescent Current: The INA194AIDBVR has a low quiescent current, which is beneficial for battery-powered applications.
5. Package: It is available in a small SOT-23 package, which is ideal for space-constrained applications.
6. Fast Response Time: Designed for quick response, the device is suitable for dynamic current measurement applications.
7. Temperature Range: It operates effectively over a wide temperature range, from -40°C to +125°C.
These features make the INA194AIDBVR ideal for use in power management systems, automotive applications, and other scenarios where accurate current measurement is critical.

Pinout

The INA194AIDBVR is a current shunt monitor from Texas Instruments. It comes in a SOT-23-5 package, which means it has a pin count of 5. This device is designed to sense voltage drops across a shunt resistor at common-mode voltages from -16V to +80V, independent of the supply voltage. The INA194AIDBVR amplifies the voltage drop, thus allowing for precise current measurement. The key functions of the pins are as follows:
1. IN+: Positive input voltage pin connected to the high side of the shunt resistor.
2. IN-: Negative input voltage pin connected to the low side of the shunt resistor.
3. OUT: Output pin where the amplified voltage proportional to the sensed current is available.
4. GND: Ground pin.
5. VS: Supply voltage pin, which typically requires a voltage from 2.7V to 18V to power the device.
The INA194AIDBVR is commonly used in applications requiring precise current measurement, such as battery management systems, power management systems, and motor control.

Manufacturer

The INA194AIDBVR is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas, United States. It designs and manufactures a wide range of semiconductor products, including analog chips and embedded processors, which are used in various electronic devices and applications. TI is known for its innovation and contribution to the advancement of technology, serving industries such as automotive, industrial, consumer electronics, and communications equipment.

Application

The INA194AIDBVR is a high-side current shunt monitor used in various applications. Key application areas include:
1. Power Management Systems: Monitoring current consumption to enhance energy efficiency.
2. Battery Management Systems: Ensuring safe charging and discharging in automotive and portable electronics.
3. Telecommunications: Managing power distribution in network infrastructure.
4. Industrial Automation: Enhancing equipment monitoring and protection.
5. Consumer Electronics: Monitoring current in devices like laptops and smartphones.
6. Medical Devices: Ensuring reliable operation through current monitoring.
7. Renewable Energy Systems: Optimizing performance in solar inverters and wind turbines.
Its features like low offset voltage and precise current measurement make it ideal for these applications.

Package

The INA194AIDBVR is a current shunt monitor from Texas Instruments, packaged in a SOT-23-5 configuration. This small outline transistor package includes five terminals and is designed for compact applications, providing high accuracy in current sensing for various electronic designs.

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