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INA250A1PWR

Name: INA250A1PWR
Rating: 4.7 (12 reviews)

IC CURR SENSE 1 CIRCUIT 16TSSOP

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包 TSSOP (PW)-16
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
AmplifierType	Current Sense
NumberofCircuits	1
SlewRate	0.2V/µs
GainBandwidthProduct	50 kHz
Current-InputBias	28 µA
Current-Supply	200µA
Voltage-SupplySpan(Min)	2.7 V
Voltage-SupplySpan(Max)	36 V
OperatingTemperature	-40°C ~ 125°C
MountingType	Surface Mount
Package/Case	16-TSSOP (0.173, 4.40mm Width)

概述

Description

The INA250A1PWR is a high-precision, bidirectional current shunt monitor from Texas Instruments. It is designed to measure both positive and negative currents with high accuracy, making it suitable for a variety of applications such as battery management systems, motor control, and industrial power monitoring.
Key features include a wide input common-mode voltage range, high gain accuracy, and low offset voltage, which allows for precise current sensing even in demanding conditions. The device operates on a supply voltage of 2.7V to 5.5V and provides an output voltage proportional to the sensed current, making it easy to interface with microcontrollers or other ADCs.
The INA250A1PWR incorporates internal filtering to minimize noise and offers a small package size, which is beneficial for space-constrained designs. Its versatility and ease of use make it a favorable choice for engineers looking to implement current sensing in their projects.

Features

The INA250A1PWR is a high-precision, bidirectional current shunt monitor from Texas Instruments. Key features include:
1. Voltage Range: It operates over a wide supply voltage range of 2.7V to 5.5V.
2. High Common-Mode Range: It supports a common-mode voltage range of -0.2V to 26V, making it suitable for various applications.
3. Gain: The device has a fixed gain of 100 V/V, allowing for easy interfacing with standard microcontrollers and ADCs.
4. Accuracy: It offers high accuracy with low offset voltage and low temperature drift, ensuring reliable current measurements.
5. Low Power Consumption: Designed for energy efficiency, it consumes minimal power during operation.
6. Integrated Protection: Features built-in protection against over-voltage and reverse polarity conditions.
7. Small Package: Available in a compact DGN package, facilitating space-saving designs.
This device is ideal for applications in battery management, motor control, and power monitoring systems.

Package

The INA250A1PWR is packaged in a VSSOP (Very Thin Shrink Small Outline Package) with a 5-lead configuration. This package type is designed for compactness and efficiency in applications requiring precise current sensing.

Pinout

The INA250A1PWR is a high-precision, current shunt monitor from Texas Instruments. It features a total of 8 pins.
The pin functions are as follows:
1. VIN+ (Pin 1): Positive input for current sensing.
2. VIN- (Pin 2): Negative input for current sensing.
3. GND (Pin 3): Ground reference.
4. VOUT (Pin 4): Output voltage proportional to the current passing through the shunt resistor.
5. REF (Pin 5): Reference voltage input for offset adjustment.
6. VCC (Pin 6): Power supply input.
7. NC (Pin 7): No Connect; not internally connected.
8. NC (Pin 8): No Connect; not internally connected.
The INA250A1PWR is designed for high-side current sensing and provides an output voltage that is linear to the input current, making it suitable for various applications in power monitoring and management.

Manufacturer

The INA250A1PWR is manufactured by Texas Instruments (TI), a leading American technology company. Founded in 1930, Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits. The company is well-known for its analog and digital signal processing technology and produces a wide range of products used in various applications, including automotive, industrial, communications, consumer electronics, and more. Texas Instruments is also recognized for its commitment to innovation and has a significant presence in the global semiconductor market.

Application

The INA250A1PWR is a high-precision current shunt monitor used primarily in applications such as battery management systems, motor control, power monitoring, and energy management systems. It is suitable for use in electric vehicles, renewable energy systems, and industrial automation, providing accurate current sensing for performance optimization and safety monitoring.

Equivalent

The INA250A1PWR is a high-side current shunt monitor. Equivalent products include the INA186, INA191, and INA210 from Texas Instruments, as well as the MAX471 and MAX472 from Maxim Integrated. Other alternatives may include the LT6105 and LT6106 from Analog Devices. Ensure compatibility with your specific application regarding voltage range and current sensing capabilities.