Mfr Part #:

OP491GS

The OP491GS is a micropower quad operational amplifier from Precision Monolithics, designed for low-power applications. It offers single-supply operation and rail-to-rail output.

✓ Total Stock: 437 pcs

$ Price Range: $2.23

OP491GS Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Partservice ✓ Non-Authorised Inventory information	437 pcs On Request	437 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

OP491GS Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Precision Monolithics
Output Voltage	Rail-to-Rail
Supply Voltage	2.7 V to 12 V

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OP491GS Description

Short technical summary and product information.

The OP491GS is a quad operational amplifier manufactured by Precision Monolithics, part of the OPx91 family. It is specifically designed for applications where power consumption is a critical constraint, making it ideal for battery-powered devices and the Internet of Things (IoT).

Key features include micropower consumption, with a typical quiescent current of only 10 µA per amplifier. It supports single-supply operation with a wide voltage range from +2.7V to +12V, making it suitable for 3V, 5V, or 9V systems. The amplifier also boasts a rail-to-rail output, allowing the output voltage swing to approach the supply rails.

The OP491GS is housed in a 16-lead SOIC package. Its design makes it suitable for sensor signal conditioning, active filtering, and buffer applications in portable medical devices, remote sensors, and audio equipment.

This operational amplifier is a high-performance component for designs prioritizing efficiency and long battery life.

OP491GS Quick Information

Product Type: Quad Operational Amplifier

Canonical Name: OP491GS Quad Operational Amplifier

Subcategory: Quad

OP491GS Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

OP491GS Estimated Pricing

Qty	Low	High
1+	$2.23	$2.23

Estimated market price range - modelled values for guidance only, not live distributor offers.

OP491GS Features

Micropower consumption: 10 µA typical per amplifier.
Single-supply operation from +2.7V to +12V.
Rail-to-rail output voltage swing.
Quad operational amplifier in one package.
16-lead SOIC package for integration.

OP491GS Applications

Ideal for battery-powered devices.
Suitable for IoT and portable electronics.
Used in sensor signal conditioning.
Applicable for active filtering circuits.
Functions as a micropower buffer.

OP491GS FAQs

4 frequently asked questions generated from this part’s specifications.

What is the typical quiescent current of the OP491GS?

The typical quiescent current is 10 µA per amplifier.

What is the operating supply voltage range for the OP491GS?

It operates from a single supply voltage ranging from +2.7V to +12V.

What type of output does the OP491GS offer?

The OP491GS features a rail-to-rail output.

What package is the OP491GS available in?

The OP491GS is available in a 16-lead SOIC package.