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INA216A3RSWT

Name: INA216A3RSWT
Rating: 4.7 (12 reviews)

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規格

Product	Current Monitors
Packaging	Reel
Brand	Texas Instruments
Maximum Operating Temperature	+ 125 C
Minimum Operating Temperature	- 40 C
Product Type	Current & Power Monitors & Regulators
Series	INA216
Factory Pack Quantity:Factory Pack Quantity	250
Subcategory	PMIC - Power Management ICs
Mounting Style	SMD/SMT
Unit Weight	0.000353 oz
Supply Voltage - Min	1.8 V
Supply Voltage - Max	5.5 V
Package / Case	UQFN-10
Operating Supply Voltage	1.8 V to 5.5 V
Sensing Method	High Side
Operating Supply Current	30 uA
Bandwidth	20 kHz
Features	Small WCSP Package
Input Voltage Range	1.8 V to 5.5 V
Vos - Input Offset Voltage	75 uV

概述

Description

The INA216A3RSWT is a precision current sense amplifier designed for high-side current sensing applications. It features a low-input offset voltage, high common-mode rejection ratio, and low power consumption, making it suitable for battery-operated devices. The device operates over a wide supply voltage range and can handle input common-mode voltages up to the supply rail, allowing for accurate sensing of current in various applications.
The INA216 is optimized for high accuracy and stability, with a typical gain of 100, enabling it to amplify the small voltage drop across a shunt resistor. Its integrated features include a low noise floor and a fast response time, making it ideal for applications such as motor control, battery management systems, and power monitoring.
The INA216A3RSWT is packaged in a compact, surface-mount format, which facilitates its integration into space-constrained designs. Overall, it provides a reliable and efficient solution for measuring current in a variety of electronic systems.

Features

The INA216A3RSWT is a precision current shunt monitor from Texas Instruments. Key features include:
- Wide Supply Voltage Range: Operates from 2.7V to 5.5V, accommodating various applications.
- High Common-Mode Voltage Range: Supports up to 36V, making it suitable for high-side current sensing.
- Low Offset Voltage: Provides excellent accuracy with low offset voltage, enhancing precision measurements.
- Gain Options: Available with fixed gain settings (typically 50, 100, 200), allowing flexibility for different sensing needs.
- Low Quiescent Current: Consumes minimal power, making it ideal for battery-operated devices.
- Integrated Comparator: Offers an integrated alert feature for overcurrent detection.
- Small Package Size: Comes in a compact 3x3 mm VQFN package, facilitating space-efficient designs.
These features make the INA216A3RSWT an excellent choice for applications like power management, battery monitoring, and industrial equipment.

Package

The INA216A3RSWT is packaged in a tiny 3-pin SOT-23 (Surface Mount) package. This compact design is suitable for space-constrained applications while providing good performance for voltage sensing and amplification.

Pinout

The INA216A3RSWT is a low-power, high-precision current shunt monitor with a 3-pin configuration. Its pin count and functions are as follows:
1. VIN+ (Pin 1): This pin connects to the positive side of the shunt resistor.

2. VIN- (Pin 2): This pin connects to the negative side of the shunt resistor.
3. VOUT (Pin 3): This pin is the output that provides a voltage proportional to the current flowing through the shunt resistor.
The device operates with a supply voltage range of 2.7V to 5.5V and is designed for applications that require current sensing with high precision and low offset. The INA216A also features a programmable gain amplifier, which allows for flexible scaling of the output voltage based on the shunt resistor value.

Manufacturer

The INA216A3RSWT is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments designs and produces a wide range of electronic components, including analog and embedded processing devices. Established in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in the field of analog electronics, microcontrollers, and integrated circuits. The company serves various industries, including automotive, industrial, communications, and consumer electronics, providing solutions that enhance performance and energy efficiency in electronic systems. TI is recognized for its commitment to quality and technology advancement in the semiconductor sector.

Application

The INA216A3RSWT is a precision current sense amplifier used in various applications, including battery management systems, motor control, power monitoring, and load current sensing in industrial equipment. Its high common-mode rejection ratio and low offset voltage make it suitable for accurate current measurement in systems with high-side sensing configurations.

Equivalent

Equivalent products to the INA216A3RSWT include the INA193, INA194, and INA195 series from Texas Instruments, as well as similar current sense amplifiers like the MAX4080 from Maxim Integrated and the LTC6105 from Analog Devices. Always check specific parameters like gain, voltage range, and package type for compatibility.