사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| Part Status | Active |
| Function | Current Monitor |
| Sensing Method | High-Side |
| Accuracy | ±3% |
| Voltage - Input | -16V ~ 80V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
개요
Description
The INA195AQDBVRQ1 is a precision, high-speed current sense amplifier manufactured by Texas Instruments. It is part of the INA195-Q1 family, which is designed for current sensing applications, particularly in automotive environments. This device operates with a wide supply range from 2.7V to 18V and can sense voltage drops across shunt resistors at common-mode voltages ranging from -16V to +80V.
Key features include a fixed gain of 100 V/V, which helps in amplifying small differential voltages. The device offers excellent accuracy with a low offset voltage and low gain error, ensuring precise current measurements. It's built to withstand harsh conditions, offering robust performance against electromagnetic interference and temperature variations, making it AEC-Q100 qualified for automotive applications.
The INA195AQDBVRQ1 is housed in a compact SOT-23 package, making it suitable for space-constrained applications. Its fast response time allows it to be used in applications like battery management systems, motor control, and power management in automotive systems.
Key features include a fixed gain of 100 V/V, which helps in amplifying small differential voltages. The device offers excellent accuracy with a low offset voltage and low gain error, ensuring precise current measurements. It's built to withstand harsh conditions, offering robust performance against electromagnetic interference and temperature variations, making it AEC-Q100 qualified for automotive applications.
The INA195AQDBVRQ1 is housed in a compact SOT-23 package, making it suitable for space-constrained applications. Its fast response time allows it to be used in applications like battery management systems, motor control, and power management in automotive systems.
Equivalent
The INA195AQDBVRQ1 is a current shunt monitor by Texas Instruments. Equivalent products might include the MAX4080/MAX4081 series from Maxim Integrated, the ZXCT1009 from Diodes Incorporated, and the LT6105 from Analog Devices. These components perform similar current sensing functions and have comparable specifications but ensure compatibility by checking the specific electrical characteristics, package type, and application requirements.
Features
The INA195AQDBVRQ1 is a precision current shunt monitor manufactured by Texas Instruments, designed for use in automotive applications. Key features include:
1. Wide Supply Voltage Range: Operates from 2.7V to 18V, making it versatile for various circuit designs.
2. High Accuracy: Provides accurate current measurement with a low offset voltage and a gain error of only 0.5%.
3. Wide Common-Mode Range: Capable of handling common-mode voltages from -16V to +80V, even beyond the supply voltage.
4. Low Quiescent Current: Consumes minimal power with a quiescent current of only 900 µA.
5. High-Speed Operation: Offers a fast response time with a bandwidth of up to 500 kHz, suitable for dynamic applications.
6. Automotive Qualified: AEC-Q100 qualified to meet the stringent requirements of automotive systems.
7. Small Package: Available in a compact SOT-23 package, allowing for space-efficient designs.
These features make the INA195AQDBVRQ1 suitable for current sensing in battery management, motor control, and other automotive systems.
1. Wide Supply Voltage Range: Operates from 2.7V to 18V, making it versatile for various circuit designs.
2. High Accuracy: Provides accurate current measurement with a low offset voltage and a gain error of only 0.5%.
3. Wide Common-Mode Range: Capable of handling common-mode voltages from -16V to +80V, even beyond the supply voltage.
4. Low Quiescent Current: Consumes minimal power with a quiescent current of only 900 µA.
5. High-Speed Operation: Offers a fast response time with a bandwidth of up to 500 kHz, suitable for dynamic applications.
6. Automotive Qualified: AEC-Q100 qualified to meet the stringent requirements of automotive systems.
7. Small Package: Available in a compact SOT-23 package, allowing for space-efficient designs.
These features make the INA195AQDBVRQ1 suitable for current sensing in battery management, motor control, and other automotive systems.
Pinout
The INA195AQDBVRQ1 is a current shunt monitor from Texas Instruments. It comes in a SOT-23 package and has 5 pins. Here is a brief overview of its pin functions:
1. IN+ (Pin 1): Positive input for the current sensing.
2. IN- (Pin 2): Negative input for the current sensing.
3. REF (Pin 3): Reference voltage input. It sets the reference for the output voltage.
4. OUT (Pin 4): Output pin. It provides the voltage proportional to the current flowing through the shunt resistor.
5. GND (Pin 5): Ground connection for the device.
The INA195AQDBVRQ1 is an automotive-qualified device designed for high-side current sensing applications, offering a wide range of applications with its high precision and small footprint.
1. IN+ (Pin 1): Positive input for the current sensing.
2. IN- (Pin 2): Negative input for the current sensing.
3. REF (Pin 3): Reference voltage input. It sets the reference for the output voltage.
4. OUT (Pin 4): Output pin. It provides the voltage proportional to the current flowing through the shunt resistor.
5. GND (Pin 5): Ground connection for the device.
The INA195AQDBVRQ1 is an automotive-qualified device designed for high-side current sensing applications, offering a wide range of applications with its high precision and small footprint.
Manufacturer
The INA195AQDBVRQ1 is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and integrated circuits. It is widely recognized for its innovation in analog and embedded processing products, serving industries such as automotive, industrial, personal electronics, and communications. Texas Instruments is known for its strong focus on research and development, which allows it to provide high-quality, reliable, and efficient solutions to its customers.
Application
The INA195AQDBVRQ1 is a current shunt monitor designed for automotive applications, making it suitable for areas that require precise current measurement and monitoring. It is often used in battery management systems, power supply monitoring, motor control, and protection circuits within vehicles. Additionally, it can be applied in industrial automation systems, telecommunications equipment, and any other applications requiring high-side current sensing for over-current protection and power management. Its automotive qualification ensures reliability in harsh environments, making it ideal for critical automotive and industrial applications.
Package
The INA195AQDBVRQ1 is typically available in a SOT-23 package. This is a small, surface-mount package type used for electronic components.
