仕様
| 属性 | 値 |
| 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 |
概要
Description
The INA193AIDBVR is a current shunt monitor from Texas Instruments, designed for high-side current sensing applications. It belongs to the INA193 series, which is known for precision and reliability in measuring small differential voltages across a shunt resistor, despite having a high common-mode voltage. The device operates with a common-mode input voltage range of -16V to +80V, and it translates this information into an output voltage that is proportional to the current flowing through the shunt resistor. The INA193AIDBVR comes in a small SOT-23 package, making it suitable for compact designs. It is characterized by a fixed gain of 20 V/V, ensuring accurate amplification of the sensed current. This device is often used in applications like battery chargers, power management systems, and automotive electronics, where precise current monitoring is crucial. Its wide operating temperature range and low quiescent current make it a versatile and energy-efficient choice for various industrial and consumer electronics applications.
Equivalent
The INA193AIDBVR is a current-sense amplifier, and its equivalent products include:
1. INA194AIDBVR - Similar functionality with different gain.
2. MAX4080 - Offers similar current-sensing capabilities.
3. LTC6101 - A current-sense amplifier with similar specifications.
4. AD8210 - Provides similar precision current sensing.
5. ZXCT1009 - A cost-effective alternative with comparable features.
When selecting an equivalent, ensure compatibility with your specific application requirements.
1. INA194AIDBVR - Similar functionality with different gain.
2. MAX4080 - Offers similar current-sensing capabilities.
3. LTC6101 - A current-sense amplifier with similar specifications.
4. AD8210 - Provides similar precision current sensing.
5. ZXCT1009 - A cost-effective alternative with comparable features.
When selecting an equivalent, ensure compatibility with your specific application requirements.
Features
The INA193AIDBVR is a high-side current sense amplifier from Texas Instruments. Key features include:
1. Wide Supply Voltage Range: Operates from 2.7V to 18V, making it versatile for various applications.
2. Wide Input Common-Mode Voltage Range: Handles -16V to +80V, independent of supply voltage.
3. High Accuracy: Offers an accuracy of 1.5% over the specified temperature range.
4. Gain: Fixed gain of 20V/V, providing a precise current measurement output.
5. Low Offset Voltage: Ensures accurate measurements with a low offset voltage.
6. Low Quiescent Current: Consumes minimal power with a quiescent current of 900µA.
7. Temperature Range: Suitable for extended industrial temperature range from -40°C to +125°C.
8. Package: Available in a small SOT-23 package, allowing for compact designs.
9. Fast Response Time: Suitable for high-speed applications with fast response time.
These features make the INA193AIDBVR ideal for applications in power management, automotive, industrial, and other systems requiring accurate current sensing.
1. Wide Supply Voltage Range: Operates from 2.7V to 18V, making it versatile for various applications.
2. Wide Input Common-Mode Voltage Range: Handles -16V to +80V, independent of supply voltage.
3. High Accuracy: Offers an accuracy of 1.5% over the specified temperature range.
4. Gain: Fixed gain of 20V/V, providing a precise current measurement output.
5. Low Offset Voltage: Ensures accurate measurements with a low offset voltage.
6. Low Quiescent Current: Consumes minimal power with a quiescent current of 900µA.
7. Temperature Range: Suitable for extended industrial temperature range from -40°C to +125°C.
8. Package: Available in a small SOT-23 package, allowing for compact designs.
9. Fast Response Time: Suitable for high-speed applications with fast response time.
These features make the INA193AIDBVR ideal for applications in power management, automotive, industrial, and other systems requiring accurate current sensing.
Pinout
The INA193AIDBVR is a current shunt monitor integrated circuit produced by Texas Instruments. It comes in a 5-pin SOT-23 package. The device is designed to sense small differential voltages across a shunt resistor in the presence of large common-mode voltages, providing a ground-referenced, amplified signal for further processing by an analog-to-digital converter or microcontroller.
Here is a brief overview of the pin functions:
1. V+ (Pin 1): Power supply pin. Typically connected to a supply voltage within the specified range.
2. OUT (Pin 2): Output pin. Provides an amplified voltage signal proportional to the differential voltage across the shunt resistor.
3. GND (Pin 3): Ground pin. Connects to the system ground.
4. IN- (Pin 4): Inverting input pin. Connected to the lower voltage side of the differential shunt voltage.
5. IN+ (Pin 5): Non-inverting input pin. Connected to the higher voltage side of the differential shunt voltage.
The INA193AIDBVR is commonly used for current sensing applications in power management and battery-operated systems.
Here is a brief overview of the pin functions:
1. V+ (Pin 1): Power supply pin. Typically connected to a supply voltage within the specified range.
2. OUT (Pin 2): Output pin. Provides an amplified voltage signal proportional to the differential voltage across the shunt resistor.
3. GND (Pin 3): Ground pin. Connects to the system ground.
4. IN- (Pin 4): Inverting input pin. Connected to the lower voltage side of the differential shunt voltage.
5. IN+ (Pin 5): Non-inverting input pin. Connected to the higher voltage side of the differential shunt voltage.
The INA193AIDBVR is commonly used for current sensing applications in power management and battery-operated systems.
Manufacturer
The INA193AIDBVR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide variety of electronic components and systems. The company is known for its development of analog chips and embedded processors, which are used in a broad range of applications across various industries including consumer electronics, automotive, industrial, and communications. TI is one of the largest and most established companies in the semiconductor industry, with a reputation for innovation and technology leadership.
Application
The INA193AIDBVR is a current shunt monitor suited for various applications requiring precise current measurement. Key application areas include:
1. Power Management Systems: For monitoring current in power supplies, battery chargers, and voltage regulators.
2. Automotive Systems: Used in battery management and fuel cell systems due to its ability to operate at varying temperatures.
3. Telecommunications: For monitoring current in telecom equipment to ensure stability and reliability.
4. Industrial Automation: Used in motor control and process automation to monitor current accurately.
5. Consumer Electronics: Helps in managing power consumption in devices like laptops and smartphones.
Its wide operating voltage range and high precision make it versatile for these applications.
1. Power Management Systems: For monitoring current in power supplies, battery chargers, and voltage regulators.
2. Automotive Systems: Used in battery management and fuel cell systems due to its ability to operate at varying temperatures.
3. Telecommunications: For monitoring current in telecom equipment to ensure stability and reliability.
4. Industrial Automation: Used in motor control and process automation to monitor current accurately.
5. Consumer Electronics: Helps in managing power consumption in devices like laptops and smartphones.
Its wide operating voltage range and high precision make it versatile for these applications.
Package
The INA193AIDBVR is housed in a SOT-23-5 package, which is a small-outline transistor package commonly used for surface-mount devices.
