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INA250A4PWR
+BOM-
제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #INA250A4PWR
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재고6744
365 1일 품질 보증
7*24 영업 시간 서비스 보증
90-판매 후 1일 보증
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사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Amplifier Type | Current Sense |
| Number of Circuits | 1 |
| Slew Rate | 0.2V/µs |
| Gain Bandwidth Product | 50 kHz |
| Current - Input Bias | 28 µA |
| Supply Current | 200µA |
| Voltage - Supply Span(Min) | 2.7 V |
| Voltage - Supply Span(Max) | 36 V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
개요
Description
The INA250A4PWR is a precision current-sense amplifier with an integrated shunt resistor, manufactured by Texas Instruments. It is designed to monitor bidirectional current flow and measures the voltage drop across the built-in shunt resistor, offering a convenient solution for current sensing in various applications. The device features a wide common-mode voltage range from -0.1V to +36V, making it suitable for high-side, low-side, and negative rail sensing. It provides an output voltage proportional to the current flow through the shunt, allowing for easy integration into analog-to-digital converters or microcontroller inputs.
The INA250A4PWR operates with a supply voltage between 2.7V and 36V and offers high accuracy and low offset voltage. It includes enhanced EMI/RFI performance for robust operation in noisy environments. The device is available in a small, space-saving TSSOP package, making it ideal for compact circuit designs. With its integrated shunt resistor and high precision, the INA250A4PWR is well-suited for applications in power management, battery monitoring, and automotive systems.
The INA250A4PWR operates with a supply voltage between 2.7V and 36V and offers high accuracy and low offset voltage. It includes enhanced EMI/RFI performance for robust operation in noisy environments. The device is available in a small, space-saving TSSOP package, making it ideal for compact circuit designs. With its integrated shunt resistor and high precision, the INA250A4PWR is well-suited for applications in power management, battery monitoring, and automotive systems.
Equivalent
The INA250A4PWR is a current sense amplifier with an integrated shunt resistor. Equivalent products include the Maxim Integrated MAX44285, the Allegro ACS723, and the Texas Instruments INA195. These alternatives offer similar functionalities for current measurement but may vary in parameters like current range, accuracy, and package type. Always check the specific requirements of your application to ensure compatibility.
Features
The INA250A4PWR is a precision integrated current-shunt and power monitor with a built-in shunt resistor designed for both high-side and low-side current sensing applications. It offers several key features:
1. Integrated Shunt Resistor: It incorporates a precision 2 mΩ shunt resistor, reducing the need for external components and improving measurement accuracy.
2. Wide Common-Mode Range: The device supports a wide common-mode voltage range from -0.1 V to +36 V, making it versatile for various power supply configurations.
3. High Accuracy: The INA250A4PWR provides high precision with a low total error of ±0.1% over temperature and a low offset voltage, enhancing measurement reliability.
4. Bidirectional Current Sensing: It can measure both positive and negative currents, suitable for bidirectional power monitoring applications.
5. Output: The device features a voltage output that is proportional to the current passing through the shunt resistor.
6. Temperature Range: It operates over an extended temperature range of -40°C to +125°C, making it suitable for industrial applications.
7. Package: The chip comes in a TSSOP-16 package, optimizing space in circuit designs.
These features make the INA250A4PWR ideal for current and power monitoring in various electronic systems.
1. Integrated Shunt Resistor: It incorporates a precision 2 mΩ shunt resistor, reducing the need for external components and improving measurement accuracy.
2. Wide Common-Mode Range: The device supports a wide common-mode voltage range from -0.1 V to +36 V, making it versatile for various power supply configurations.
3. High Accuracy: The INA250A4PWR provides high precision with a low total error of ±0.1% over temperature and a low offset voltage, enhancing measurement reliability.
4. Bidirectional Current Sensing: It can measure both positive and negative currents, suitable for bidirectional power monitoring applications.
5. Output: The device features a voltage output that is proportional to the current passing through the shunt resistor.
6. Temperature Range: It operates over an extended temperature range of -40°C to +125°C, making it suitable for industrial applications.
7. Package: The chip comes in a TSSOP-16 package, optimizing space in circuit designs.
These features make the INA250A4PWR ideal for current and power monitoring in various electronic systems.
Pinout
The INA250A4PWR is a current-sensing amplifier with an integrated precision shunt resistor. It typically comes in a 16-pin TSSOP (Thin Shrink Small Outline Package). The key functions of the INA250A4PWR include measuring current, providing high-accuracy current sensing, and integrating a precision shunt resistor for ease of use in applications like power monitoring and control systems. The device offers features such as bidirectional current sensing, high accuracy over temperature, and a wide common-mode voltage range, making it suitable for various applications in power management.
Manufacturer
The INA250A4PWR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs, manufactures, tests, and sells analog and embedded processing chips. TI's products are used in a wide range of electronic systems, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. The company is known for its innovation in the semiconductor industry and has a significant presence in the development of analog, digital, and mixed-signal integrated circuits.
Application
The INA250A4PWR is a current-sensing amplifier with an integrated shunt resistor, designed for a range of applications. Its primary application areas include:
1. Power Management Systems: Used for monitoring and controlling power flow in DC-DC converters and power supply units.
2. Battery Management Systems: Ideal for monitoring charge and discharge currents in battery packs.
3. Industrial Automation: Used in motor control and protection, as well as in various process control systems.
4. Telecommunications Equipment: Employed for current monitoring in network and communication devices.
5. Consumer Electronics: Used in power management for devices like laptops, smartphones, and tablets.
Its precision and integration make it suitable for applications requiring high accuracy and reliability.
1. Power Management Systems: Used for monitoring and controlling power flow in DC-DC converters and power supply units.
2. Battery Management Systems: Ideal for monitoring charge and discharge currents in battery packs.
3. Industrial Automation: Used in motor control and protection, as well as in various process control systems.
4. Telecommunications Equipment: Employed for current monitoring in network and communication devices.
5. Consumer Electronics: Used in power management for devices like laptops, smartphones, and tablets.
Its precision and integration make it suitable for applications requiring high accuracy and reliability.
Package
The INA250A4PWR is a Texas Instruments current sense amplifier with an integrated precision shunt resistor. It comes in a TSSOP (Thin Shrink Small Outline Package) package type, with 16 pins. This package is compact, making it suitable for applications requiring high accuracy in a small form factor.
