INA250A4PW

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INA250A4PW

IC CURR SENSE 1 CIRCUIT 16TSSOP

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  • Mfr. Partie #INA250A4PW
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  • En stock7742

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Spécifications

Part Status Last Time Buy
Amplifier Type Current Sense
Number of Circuits 1
Slew Rate 0.2V/µs
Gain Bandwidth Product 50 kHz
Current - Input Bias 28 µA
Current - Supply 200µA
Voltage - Supply Span (Min) 2.7 V
Voltage - Supply Span (Max) 36 V
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 16-TSSOP
Base Product Number INA250A4

Vue d'ensemble

Description

The INA250A4PW is a high-precision current sensing amplifier designed for various applications, such as power monitoring, battery management, and motor control. Manufactured by Texas Instruments, it features a wide input common-mode voltage range of -0.3V to 26V, making it suitable for both low and high-side current sensing. The device offers a gain of 50V/V, providing an amplified output proportional to the sensed current, which is critical for accurate measurement.
It operates with a low supply voltage of 2.7V to 5.5V and consumes minimal power, making it ideal for portable and battery-operated devices. The INA250A4PW boasts a low offset voltage and low drift, ensuring high accuracy over temperature variations. Its integrated Over-Voltage Protection (OVP) feature enhances reliability in harsh conditions.
The package type is a small PowerPAD™ for improved thermal performance and ease of PCB layout. Overall, the INA250A4PW is an efficient solution for precise current sensing in a range of electronic applications.

Features

The INA250A4PW is a high-precision, bidirectional current sense amplifier designed for power monitoring applications. Key features include:
1. Wide Input Voltage Range: Supports both positive and negative current sensing.
2. High Gain: Offers a fixed gain of 100 V/V, ensuring accurate current measurement.
3. Low Offset Voltage: Provides high accuracy with minimal error in current measurement.
4. Single Supply Operation: Operates on a single power supply, simplifying design.
5. Integrated Current Shunt: Allows for direct connection to low-resistance shunts, enhancing system design.
6. Rail-to-Rail Output: Outputs can swing close to the supply rails, maximizing dynamic range.
7. High Common-Mode Voltage Range: Suitable for high-side measurements, making it versatile in various applications.
8. Temperature Range: Rated for standard industrial temperature environments, ensuring reliability.
These features make the INA250A4PW ideal for applications in battery management systems, power supply monitoring, and motor control systems.

Package

The INA250A4PW is packaged in a TSSOP (Thin Shrink Small Outline Package) with 8 pins. This package type is designed for compact applications, offering efficient thermal performance and space-saving benefits.

Pinout

The INA250A4PW is a current sensing amplifier with a total of 5 pins. The pin configuration and their functions are as follows:
1. Pin 1 (V+): Positive supply voltage. Connect this pin to the positive voltage supply.
2. Pin 2 (V-): Negative supply voltage. Connect this pin to the ground or negative voltage.
3. Pin 3 (IN+): Positive input terminal for the current sensing. This pin connects to the point where the current is to be measured.
4. Pin 4 (IN-): Negative input terminal for the current sensing. It connects to the reference point, usually ground or the negative terminal of the load.
5. Pin 5 (VOUT): Output voltage. This pin provides the amplified voltage signal proportional to the sensed current.
The INA250A4PW is designed to provide high accuracy and low offset voltage, making it suitable for various current monitoring applications in power management systems.

Manufacturer

The INA250A4PW is manufactured by Texas Instruments (TI), a leading semiconductor company. Founded in 1930 and headquartered in Dallas, Texas, TI specializes in the design and production of a wide range of analog and digital semiconductor technologies. The company serves various markets, including automotive, industrial, personal electronics, communications, and computing. Texas Instruments is well-known for its innovation in analog and embedded processing solutions, providing essential components for numerous electronic applications.

Application

The INA250A4PW is a high-precision, low-side current shunt monitor suitable for various applications, including battery management systems, power monitoring in industrial equipment, electric vehicle systems, and renewable energy systems like solar inverters. Its ability to operate with a wide common-mode voltage range makes it ideal for measuring current in various environments while maintaining accuracy and efficiency.

Equivalent

The INA250A4PW is a high-accuracy, bi-directional current shunt monitor. Equivalent products include:
1. INA181 - Low-side current sense amplifier.
2. INA199 - High-side current sense amplifier.
3. INA260 - High-side current/voltage/power monitor.
4. INA210 - Low-side current sense with integrated gain.
Always check specific datasheets for features and compatibility.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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