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OPA4991IDYYR

Name: OPA4991IDYYR
Rating: 4.7 (12 reviews)

QUAD, 40-V, 4.5-MHZ, LOW-POWER O

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Mfr.부분 #OPA4991IDYYR
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데이터시트 OPA4991IDYYR DataSheet
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365 일 보장

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사양

Part Status	Active
Amplifier Type	General Purpose
Number of Circuits	4
Output Type	Rail-to-Rail
Slew Rate	21V/µs
Gain Bandwidth Product	4.5 MHz
Current - Input Bias	10 pA
Voltage - Input Offset	125 µV
Current - Supply	560µA (x4 Channels)
Current - Output / Channel	75 mA
Voltage - Supply Span (Min)	2.7 V
Voltage - Supply Span (Max)	40 V
Operating Temperature	-40°C ~ 125°C (TA)
Grade	Automotive
Qualification	AEC-Q100
Mounting Type	Surface Mount
Package / Case	SOT-23-14 Thin, SOT-23 Variant
Supplier Device Package	14-SOT-23-THIN

개요

Description

The OPA4991IDYYR is a precision, high-speed operational amplifier from Texas Instruments. It is designed for applications requiring high accuracy and fast response times, making it suitable for signal conditioning, data acquisition, and audio processing.
Key features include a low offset voltage, low noise, and high slew rate, which enhances its performance in various electronic circuits. The amplifier operates with a wide supply voltage range, typically from ±2.5V to ±18V, and has a rail-to-rail output, allowing it to effectively drive loads near the supply rails.
The OPA4991 is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) form factor, facilitating easy integration into compact designs. Its combination of speed, precision, and versatility makes it a popular choice for engineers looking to optimize the performance of their analog circuits.

Features

The OPA4991IDYYR is a precision operational amplifier designed for a variety of applications. Key features include:
1. Low Offset Voltage: Typically 50 µV, ensuring accurate signal amplification.
2. Low Noise: With a voltage noise density of 0.1 µV/√Hz, it provides clean amplification for sensitive signals.
3. Wide Supply Voltage Range: Operates on ±2.5 V to ±18 V, offering flexibility in system design.
4. High Slew Rate: 0.2 V/µs, allowing for fast signal response and improved performance in dynamic applications.
5. Rail-to-Rail Output: Ensures maximum output swing close to the supply rails, enhancing usability in low-voltage systems.
6. High Gain-Bandwidth Product: 1 MHz, suitable for a variety of filtering and amplification applications.
7. Low Power Consumption: Consumes only 0.25 mA per channel, ideal for battery-operated devices.
These features make the OPA4991IDYYR suitable for applications such as sensor signal conditioning, data acquisition, and portable instrumentation.

Package

The OPA4991IDYYR is packaged in a VSSOP (Very Thin Shrink Small Outline Package) with a 8-pin configuration. This package type is designed for low-profile applications and provides efficient thermal performance.

Pinout

The OPA4991IDYYR is a precision operational amplifier with a pin count of 8.
Its primary functions include:
1. Input Pins (IN+ and IN-): Non-inverting and inverting inputs for signal processing.
2. Output Pin (OUT): Provides the amplified output signal.
3. Power Supply Pins (V+ and V-): Connect to the positive and negative power supply voltages.
4. Compensation Pin (COMP): Used for frequency compensation if external compensation is needed.
5. Bias/Reference Pin (REF): Allows for biasing or referencing the input.
This op-amp is designed for high precision applications, offering low offset voltage, low drift, and high stability. The device operates with a wide supply voltage range and is suitable for various applications including signal conditioning and data acquisition systems.

Manufacturer

The OPA4991IDYYR is manufactured by Texas Instruments (TI), a leading semiconductor company. Texas Instruments specializes in designing and manufacturing analog and embedded processing technologies. Founded in 1930, the company is known for its innovations in the electronics industry, producing a wide range of products including operational amplifiers, microcontrollers, digital signal processors, and various integrated circuits used in diverse applications such as automotive, industrial, communications, and consumer electronics. TI is recognized for its commitment to quality, performance, and reliability in its products, making it a key player in the global semiconductor market.

Application

The OPA4991IDYYR is a precision operational amplifier used in various applications, including signal conditioning, data acquisition systems, medical instrumentation, and industrial control. Its low offset voltage and low noise make it ideal for amplifying sensor signals, such as those from thermocouples or strain gauges, in high-accuracy measurement systems. It is also suitable for audio applications and active filters.

Equivalent

The OPA4991IDYYR is a high-precision, low-power operational amplifier. Equivalent products include the OPA2333 (Texas Instruments), LTC6052 (Analog Devices), and AD8620 (Analog Devices). Always check specific specifications like supply voltage, bandwidth, and offset voltage to ensure compatibility for your application.