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INA234AIYBJR

Name: INA234AIYBJR
Rating: 4.7 (12 reviews)

IC CURR SENSE 1 CIRCUIT 8DSBGA

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製造商。部分 #INA234AIYBJR
包 DSBGA (YBJ)-8
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
AmplifierType	Current Sense
NumberofCircuits	1
OutputType	Push-Pull
Current-InputBias	100 pA
Voltage-InputOffset	100 µV
Current-Supply	300µA
Voltage-SupplySpan(Min)	1.7 V
Voltage-SupplySpan(Max)	5.5 V
OperatingTemperature	-40°C ~ 125°C
MountingType	Surface Mount
Package/Case	8-XFBGA, DSBGA

概述

Description

The INA234AIYBJR is a high-precision, bidirectional current shunt monitor designed by Texas Instruments. It is primarily used to measure current in various applications, including battery management systems, power monitoring, and industrial automation. This device features a built-in analog-to-digital converter (ADC) that provides digital output for current and voltage measurements, offering high accuracy and low offset voltage.
Key specifications include a wide input voltage range, low power consumption, and an I²C or SMBus interface for easy integration into digital systems. The INA234AIYBJR can handle differential input voltages across a shunt resistor, allowing it to calculate current flowing in either direction accurately. It also includes programmable settings for gain and averaging, enhancing flexibility for diverse applications.
Overall, the INA234AIYBJR is an essential component for engineers seeking reliable current monitoring solutions in complex electronic systems.

Features

The INA234AIYBJR is a high-accuracy, low-power current shunt monitor designed for various applications such as power management and battery monitoring. Key features include:
1. Voltage Range: It can measure shunt voltages ranging from -80 mV to +80 mV, allowing it to work with a wide variety of current ranges.
2. High Precision: It offers a typical accuracy of ±1% over the full temperature range, ensuring reliable measurements.
3. I2C Interface: The device communicates via an I2C interface, enabling easy integration into digital systems.
4. Programmable Gain: The gain can be set via internal registers, allowing it to accommodate different shunt resistor values.
5. Integrated ADC: It includes a 12-bit ADC, providing high-resolution current measurements.
6. Low Power Consumption: The device operates with low power, making it suitable for battery-powered applications.
Overall, the INA234AIYBJR is a versatile and efficient solution for current sensing in various electronic systems.

Package

The INA234AIYBJR is packaged in a VQFN (Very Thin Quad Flat No-lead) package with a 16-pin configuration. This package type is known for its compact size and is suitable for applications requiring space efficiency on PCBs.

Pinout

The INA234AIYBJR is a high-precision current shunt monitor with an I²C interface. It comes in a 10-pin VSSOP (Very Thin Shrink Small Outline Package) configuration.
### Pin Count and Functions:
1. V+ (Pin 1): Positive supply voltage.
2. GND (Pin 2): Ground reference.
3. SHUNT+ (Pin 3): Positive terminal of the shunt resistor.
4. SHUNT- (Pin 4): Negative terminal of the shunt resistor.
5. SCL (Pin 5): I²C clock input.
6. SDA (Pin 6): I²C data line.
7. ALERT (Pin 7): Alert output (open-drain).
8. VIO (Pin 8): Logic level supply for I²C interface.
9. NC (Pin 9): No connection.
10. NC (Pin 10): No connection.
This device is used for accurately measuring voltage across a shunt resistor to determine current flow in various applications.

Manufacturer

The INA234AIYBJR is manufactured by Texas Instruments (TI), a prominent technology company headquartered in Dallas, Texas. Founded in 1930, Texas Instruments specializes in the design and manufacturing of semiconductors and various integrated circuits. The company is well-known for its innovations in analog and embedded processing technologies, serving diverse markets including automotive, industrial, communications, and consumer electronics. TI is recognized for its robust portfolio of products, including operational amplifiers, sensors, and power management solutions, and is a key player in the global semiconductor industry.

Application

The INA234AIYBJR is a high-precision current shunt monitor designed for applications in power management, battery monitoring, and energy metering. It is widely used in industrial automation, electric vehicles, renewable energy systems, and portable electronic devices to measure current and power consumption accurately. Its ability to operate over a wide input voltage range and provide digital output makes it suitable for various high-efficiency power management applications.

Equivalent

The INA234AIYBJR is a high-precision, digital current and voltage monitor. Equivalent products include the INA226, INA219, and LTC2941, which also offer similar functionality for current, voltage, and power monitoring in various applications. Always check specific datasheets for detailed specifications and compatibility.