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OPA111BM

Name: OPA111BM
Rating: 4.7 (12 reviews)

IC INST AMP 1 CIRCUIT TO99-8

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仕様

Series	Difet®
Part Status	Obsolete
Amplifier Type	Standard (General Purpose)
Number of Circuits	1
Slew Rate	2V/µs
Gain Bandwidth Product	2 MHz
Current - Input Bias	0.5 pA
Voltage - Input Offset	50 µV
Current - Supply	2.5mA
Current - Output / Channel	10 mA
Voltage - Supply Span (Min)	10 V
Voltage - Supply Span (Max)	36 V
Operating Temperature	-25°C ~ 85°C
Mounting Type	Through Hole
Package / Case	TO-99-8 Metal Can
Supplier Device Package	TO-99-8
Base Product Number	OPA111

概要

Description

The OPA111BM is a precision operational amplifier designed for high-performance analog applications. It features low noise, low offset voltage, and high open-loop gain, making it suitable for sensor signal conditioning, audio processing, and instrumentation. With a wide supply voltage range (±2.5V to ±18V), the OPA111BM can operate in various environments.
Key specifications include a high slew rate (up to 13 V/µs), a low input bias current (typically 50 pA), and a high CMRR (Common-Mode Rejection Ratio) of 120 dB, which ensures accurate signal amplification even in the presence of noise. The device also supports a wide bandwidth, making it ideal for applications requiring fast response times.
The OPA111BM is available in a standard 8-pin DIP package, allowing for easy integration into circuit designs. Overall, it is well-suited for precision applications where low distortion and high stability are critical.

Features

The OPA111BM is a precision, low-noise operational amplifier designed for a variety of applications. Key features include:
1. Low Offset Voltage: Typically 0.5 mV, ensuring high accuracy in signal amplification.
2. High Slew Rate: 0.5 V/µs, allowing for rapid changes in input signal without distortion.
3. Wide Bandwidth: Gain Bandwidth Product of 1 MHz, facilitating high-frequency applications.
4. Low Noise: Input voltage noise density of 15 nV/√Hz at 1 kHz, making it suitable for sensitive applications.
5. High Open-Loop Gain: Greater than 100 dB, providing excellent linearity.
6. Single Supply Operation: Can operate with supply voltages from ±2 to ±20 V.
7. Temperature Range: Extended operational range from -40°C to +85°C, ideal for industrial use.
8. Available Package: Offered in a standard 8-PDIP package.
These features make the OPA111BM suitable for instrumentation, data acquisition, and general-purpose applications requiring high precision.

Package

The OPA111BM is available in a dual in-line package (DIP) format, specifically a 8-pin DIP (also known as PDIP).

Pinout

The OPA111BM is a precision operational amplifier that features a total of 8 pins. The pinout and their functions are as follows:
1. Offset Null - Used for offset voltage adjustment.
2. Inverting Input (−) - Input for the inverting signal.
3. Non-Inverting Input (+) - Input for the non-inverting signal.
4. V- - Negative power supply voltage connection.
5. Output - Amplified output signal.
6. V+ - Positive power supply voltage connection.
7. NC (No Connect) - Not connected internally; can be left floating.
8. NC (No Connect) - Not connected internally; can be left floating.
The OPA111BM is known for its low offset voltage, low bias current, and high input impedance, making it suitable for precision applications.

Manufacturer

The OPA111BM is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments specializes in designing and producing a wide range of electronic components, including analog, digital signal processing (DSP), and embedded processing solutions. Established in 1930, the company is known for its innovation in the semiconductor industry and serves various markets, including automotive, industrial, personal electronics, and communication equipment. The OPA111BM is a precision operational amplifier, widely used in various applications due to its low offset voltage and high throughput, making it suitable for signal conditioning, data acquisition, and instrumentation.

Application

The OPA111BM is a precision operational amplifier used in various applications including high-precision signal processing, data acquisition systems, instrumentation, active filters, and analog computation. Its low noise, low offset voltage, and high slew rate make it suitable for medical devices, weighing scales, and audio equipment. Additionally, it is utilized in feedback and control circuits, sensor signal conditioning, and precision voltage reference applications.

Equivalent

Equivalent products to the OPA111BM operational amplifier include the OPA134, OPA2134, and OPA211. Other alternatives may include the TL071, LM833, and AD711, depending on the specific application requirements such as bandwidth, noise, and power supply. Always verify specifications for compatibility in your application.