INA238AIDGSR

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INA238AIDGSR

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  • HerstellerTexas Instruments

  • Herstellerteil #INA238AIDGSR

  • Auf Lager2019

365 Tage Qualitätsgarantie

7*24 Stunden-Servicegarantie

90-Tage Kundendienstgarantie

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Spezifikationen

Attribut Wert
Package Tape & Reel (TR)
ProductStatus Active
AmplifierType Current Sense
NumberofCircuits 1
Current-InputBias 100 nA
Voltage-InputOffset 1.5 µV
Current-Supply 640µA
Voltage-SupplySpan(Min) 2.7 V
Voltage-SupplySpan(Max) 5.5 V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 10-TFSOP, 10-MSOP (0.118, 3.00mm Width)

Übersicht

Description

The INA238AIDGSR is a high-precision, digital power monitor from Texas Instruments. It is designed to measure voltage, current, and power in high-side applications, making it ideal for a variety of power management tasks. The device features a wide common-mode voltage range and is capable of monitoring bidirectional currents. It integrates a precision amplifier, an analog-to-digital converter (ADC), and a digital multiplier, which together provide accurate power measurements.
The INA238AIDGSR supports I²C and SMBus interfaces, allowing for easy communication with microcontrollers. It offers programmability for alert limits and conversion times, enhancing its flexibility for different applications. The device operates over a wide temperature range and is encapsulated in a small, leaded package, making it suitable for compact designs.
Overall, the INA238AIDGSR is an efficient and versatile solution for real-time power monitoring in industries such as telecommunications, data centers, and automotive sectors. Its high accuracy and digital output reduce the burden on system processors, making it an attractive option for engineers looking to implement precise power management solutions.

Equivalent

The INA238AIDGSR is a precision digital power monitor by Texas Instruments. Equivalent products include the MAX44284 by Maxim Integrated, LTC2945 by Analog Devices, and the NXP PCA9536 as a similar I2C-based power monitoring component. These alternatives offer comparable functionalities in power and current monitoring with different specifications and interfaces. It's essential to review the datasheets and specific application requirements to ensure compatibility with your project.

Features

The INA238AIDGSR is a high-precision, bidirectional current and power monitor from Texas Instruments. It features a wide common-mode voltage range from 0V to 85V, making it versatile for various applications. The device provides a digital output via I²C or SMBus-compatible interfaces, facilitating easy integration into systems.
Key features include:
- 12-bit ADC for precise current, voltage, and power measurements.
- Configurable averaging to enhance measurement accuracy.
- Programmable calibration to tailor gain for specific applications.
- Low offset voltage, which improves accuracy in low current measurements.
- High-speed operation with a fast conversion time.
- Low quiescent current, optimizing it for battery-powered applications.
- Integrated temperature sensor for additional monitoring capabilities.
The INA238AIDGSR is typically used in applications such as power management, server monitoring, and telecom infrastructure due to its compact size and robust feature set. The package is available in a small, space-saving VSSOP-10 format, making it suitable for compact designs.

Pinout

The INA238AIDGSR is a precision digital power monitor manufactured by Texas Instruments. It comes in an 8-pin VSSOP (DGSR) package. The main functions of this device include monitoring bus voltage, current, and power. It is designed for use in high-precision power monitoring applications.
Here is a concise breakdown of its pin configuration and functions:
1. VIN+: Positive input for the shunt voltage.
2. VIN-: Negative input for the shunt voltage.
3. VREF: Reference voltage input.
4. GND: Ground connection.
5. SCL: Serial clock input for I2C interface.
6. SDA: Serial data input/output for I2C interface.
7. ALERT: Alert interrupt output for over-limit conditions.
8. V+: Power supply input.
These pins facilitate the device's ability to perform high-accuracy measurements of current and supply voltage, and to calculate power, enabling efficient power management in various electronic applications.

Manufacturer

The INA238AIDGSR is manufactured by Texas Instruments (TI). Texas Instruments is a major American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide range of electronic devices. TI is known for its development of analog chips and embedded processors, and it serves sectors such as industrial, automotive, personal electronics, communications equipment, and enterprise systems. The company is a leader in the electronics industry, with a focus on innovation and providing solutions for efficient power management, sensing, and connectivity.

Application

The INA238AIDGSR is a precision digital current, voltage, and power monitor used in various applications due to its high accuracy and wide operating range. Key application areas include power management systems, battery-operated devices, and telecommunications equipment. It is also used in server and computer power supplies, DC-DC converters, and automotive systems for real-time monitoring and optimization. Additionally, its ability to provide critical data for energy efficiency makes it suitable for industrial automation and renewable energy systems. The device's versatility and precision make it ideal for any application requiring detailed power measurement and management.

Package

The INA238AIDGSR is packaged in a VSSOP (Very Thin Shrink Small Outline Package), also known as MSOP (Mini Small Outline Package), typically with 10 pins.

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