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INA191A2IYFDR

Name: INA191A2IYFDR
Rating: 4.7 (12 reviews)

IC CURR SENSE 1 CIRCUIT 6DSBGA

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製造商。部分 #INA191A2IYFDR
包 DSBGA (YFD)-6
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
Series	Zero-Drift
ProductStatus	Active
AmplifierType	Current Sense
NumberofCircuits	1
OutputType	Rail-to-Rail
SlewRate	0.3V/µs
GainBandwidthProduct	37 kHz
Current-InputBias	100 pA
Voltage-InputOffset	2.5 µV
Current-Supply	43µA
Voltage-SupplySpan(Min)	1.7 V
Voltage-SupplySpan(Max)	5.5 V
OperatingTemperature	-40°C ~ 125°C (TA)
MountingType	Surface Mount
Package/Case	6-XFBGA, DSBGA

概述

Description

The INA191A2IYFDR is a precision current sense amplifier designed by Texas Instruments. It features a wide common-mode voltage range, making it suitable for high-side current sensing applications. This device offers a gain of 100V/V, enabling accurate measurement of low differential voltages across a shunt resistor. It operates from a supply voltage range of 1.8V to 5.5V, ensuring versatility in various applications, including battery management and motor control.
The INA191A2IYFDR has a low offset voltage, high precision, and low quiescent current, enhancing its performance in energy-sensitive designs. Its small footprint, available in a SOT-23 package, allows for easy integration into compact circuits. This amplifier is ideal for applications needing reliable current monitoring with minimal power loss, such as power converters, electric vehicles, and industrial equipment. Overall, the INA191A2IYFDR is an effective solution for accurate current sensing in a variety of electronic systems.

Features

The INA191A2IYFDR is a precision, low-power current sense amplifier. Key features include:
1. Input Voltage Range: Supports large common-mode voltages, making it suitable for high-side current sensing.
2. Gain: Offers a fixed gain of 100V/V, enabling accurate current measurement.
3. Low Offset Voltage: Features low input offset voltage (typically 50µV), improving measurement accuracy.
4. Wide Supply Voltage Range: Operates from a supply voltage of 2.7V to 40V, enhancing versatility in different applications.
5. High Bandwidth: Provides a bandwidth of 1.3 MHz, allowing for fast response times.
6. Low Quiescent Current: Consumes only 30µA (typical), supporting battery-operated devices.
7. Thermal Shutdown: Integrated thermal protection to prevent damage under excessive conditions.
8. Package: Available in a small, space-saving SOT-23 package, ideal for compact designs.
These features make the INA191A2IYFDR suitable for applications in battery monitoring, power management, and other precision measurement systems.

Package

The INA191A2IYFDR is packaged in a SOT-23-5 type package, which is a small, surface-mount, five-lead configuration.

Pinout

The INA191A2IYFDR is a precision, low-power current sense amplifier from Texas Instruments. It features a total of 5 pins.
### Pin Count and Functions:
1. IN+ (Pin 1): Positive input for the differential voltage measurement.
2. IN- (Pin 2): Negative input for the differential voltage measurement.
3. GND (Pin 3): Ground reference pin.
4. V+ (Pin 4): Supply voltage input (operates from +1.8V to +5.5V).
5. VOUT (Pin 5): Output voltage corresponding to the differential input voltage, amplified based on the gain configuration.
The INA191A2IYFDR is designed for low-side current sensing and can provide a high common-mode voltage range, making it suitable for various applications in battery management, power monitoring, and industrial sensing.

Manufacturer

The INA191A2IYFDR is manufactured by Texas Instruments (TI), a prominent American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, with a strong focus on analog and embedded processing solutions. The company is known for its wide range of products, including operational amplifiers, data converters, microcontrollers, and power management devices, serving various industries such as automotive, industrial, communications, and consumer electronics. Founded in 1930, TI is recognized for its innovation and contributions to electronic engineering, making it a key player in the global semiconductor market.

Application

The INA191A2IYFDR is a high-precision current sense amplifier widely used in applications such as power monitoring, battery management systems, electric vehicles, and industrial automation. Its low offset voltage and high common-mode range make it suitable for current sensing in voltage rails, motor control, and power supply designs, enabling accurate current measurement and control in various electronic systems.

Equivalent

The INA191A2IYFDR is a precision current sense amplifier. Equivalent products include the INA190, INA192, and INA194 from Texas Instruments, as well as similar devices from other manufacturers like the LTC6101 from Analog Devices and the MAX4080 from Maxim Integrated. Be sure to compare specifications such as offset voltage, gain, and supply voltage to ensure compatibility.