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MAX4091ASA

Name: MAX4091ASA
Rating: 4.7 (12 reviews)

IC OPAMP GP 1 CIRCUIT 8SOIC

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規格

Series	Beyond-the-Rails™
Part Status	Obsolete
Amplifier Type	Standard (General Purpose)
Number of Circuits	1
Output Type	Rail-to-Rail
Slew Rate	0.2V/µs
Gain Bandwidth Product	500 kHz
Current - Input Bias	20 nA
Voltage - Input Offset	30 µV
Current - Supply	130µA
Voltage - Supply Span (Min)	2.7 V
Voltage - Supply Span (Max)	6 V
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	MAX4091

概述

Description

The MAX4091ASA is a low-power, high-speed comparator designed for a variety of applications, including battery monitoring, level detection, and signal comparison. It features a single supply voltage range from 2.7V to 36V, making it versatile for different electronic systems. With a propagation delay of around 30 ns and a low input offset voltage of 1 mV, it enables precise and rapid signal processing.
The device operates with a supply current of just 60 µA, enhancing energy efficiency, which is ideal for portable and battery-operated devices. It includes an open-drain output, allowing for flexible interfacing with various logic levels. The MAX4091ASA is housed in a small 8-pin SOIC package, optimizing space in compact designs.
Additional features include a wide common-mode input range and rail-to-rail output, ensuring compatibility with different signal levels. Overall, the MAX4091ASA is suitable for applications requiring reliable and efficient voltage comparison in both consumer and industrial electronics.

Features

The MAX4091ASA is a low-power, high-speed, precision voltage comparator with the following key features:
1. Low Supply Voltage: Operates from a single supply of 1.8V to 6V.
2. High Speed: Features a propagation delay of 10 ns (typical) and a slew rate of 5 V/µs, enabling fast response times.
3. Low Power Consumption: Consumes only 55 µA (typical) at VCC = 5V, making it suitable for battery-powered applications.
4. Rail-to-Rail Inputs and Outputs: Allows input and output voltages to swing from ground to VCC, maximizing dynamic range.
5. Input Hysteresis: Provides built-in hysteresis for improved noise immunity and stable switching behavior.
6. Temperature Range: Designed to operate over a wide temperature range from -40°C to +125°C, suitable for industrial applications.
7. Small Package: Available in a small 8-pin SOIC package, ideal for space-constrained designs.
These features make the MAX4091ASA suitable for a variety of applications, including battery monitoring, signal level detection, and precision voltage sensing.

Package

The MAX4091ASA is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) format, which is characterized by its thin profile and surface-mount design, making it suitable for space-constrained applications.

Pinout

The MAX4091ASA is a precision voltage comparator with a pin count of 8. Its primary functions include high-speed voltage comparison, low power consumption, and rail-to-rail input and output capabilities.
The pin configuration is as follows:
1. IN+: Non-inverting input.
2. IN-: Inverting input.
3. V+: Positive supply voltage.
4. GND: Ground.
5. OUT: Output of the comparator.
6. NC: No connection (not internally connected).
7. V-: Negative supply voltage (optional, can be tied to GND for single-supply operation).
8. COMP: Compensation pin for stability in specific applications.
This device operates with a supply voltage range of 2.7V to 36V and features fast response times, making it suitable for various applications, including battery-powered devices and signal processing.

Manufacturer

The MAX4091ASA is manufactured by Analog Devices, Inc. (ADI), a leading global company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices serves a wide range of industries, including automotive, communications, consumer electronics, and industrial applications. The company focuses on providing innovative solutions for signal processing and data conversion, enabling improved performance in various technologies. ADI is known for its commitment to quality and cutting-edge research and development in the semiconductor field.

Application

The MAX4091ASA is a precision, low-power comparator primarily used in battery-powered devices, portable electronics, and sensor applications. Key application areas include voltage level detection, over-voltage and under-voltage protection, window comparators, signal conditioning, and analog-to-digital converter (ADC) interfacing. Its low offset voltage and high-speed response make it suitable for automotive, industrial automation, and medical instrumentation.

Equivalent

Equivalent products to the MAX4091ASA operational amplifier include the Texas Instruments TLV2371, Analog Devices AD8031, and the MCP6001 from Microchip. These alternatives share similar characteristics such as low power consumption and general-purpose applications. Always confirm specific parameters like voltage range and bandwidth to ensure compatibility for your application.