MAX474EPA

Product Overview

• Category: Integrated Circuit (IC)
• Use: Operational Amplifier
• Characteristics: Low-power, precision, rail-to-rail output, single-supply operation
• Package: 8-pin PDIP (Plastic Dual In-line Package)
• Essence: The MAX474EPA is a low-power operational amplifier designed for single-supply applications. It offers rail-to-rail output swing and operates from a single +2.7V to +5.5V supply.
• Packaging/Quantity: The MAX474EPA is available in a tube packaging with a quantity of 25 units.

Specifications

• Supply Voltage Range: +2.7V to +5.5V
• Input Offset Voltage: ±0.5mV (maximum)
• Input Bias Current: ±1nA (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Slew Rate: 0.6V/µs (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX474EPA has the following pin configuration:

___________ OUT | 1 8 | VCC+ IN- | 2 7 | IN+ IN+ | 3 6 | /SHDN GND | 4 5 | OUT- ‾‾‾‾‾‾‾‾‾‾‾

Functional Features

• Low-power consumption: The MAX474EPA is designed to operate with low power, making it suitable for battery-powered applications.
• Rail-to-rail output swing: It provides an output voltage range that extends to the supply rails, allowing for maximum utilization of the available dynamic range.
• Single-supply operation: The operational amplifier can be powered from a single supply voltage, simplifying the overall circuit design.

Advantages and Disadvantages

Advantages: - Low-power consumption extends battery life in portable applications. - Rail-to-rail output swing allows for maximum signal range. - Single-supply operation simplifies circuit design.

Disadvantages: - Limited gain bandwidth product compared to some other operational amplifiers. - Slew rate may not be sufficient for high-speed applications.

Working Principles

The MAX474EPA is based on a differential input stage followed by a gain stage. It utilizes a class AB output stage to achieve rail-to-rail output swing. The internal circuitry is designed to provide low power consumption while maintaining precision performance.

Detailed Application Field Plans

The MAX474EPA is suitable for various applications including but not limited to: - Battery-powered devices - Portable instrumentation - Sensor signal conditioning - Audio amplification - Active filters

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MAX474EPA include: - MAX44246: Low-power, rail-to-rail I/O operational amplifier - LTC1050: Precision, low-power operational amplifier - MCP6001: Single-supply, rail-to-rail operational amplifier

These alternatives can be considered based on specific application requirements and desired performance characteristics.

In conclusion, the MAX474EPA is a low-power operational amplifier with rail-to-rail output swing and single-supply operation. It offers precision performance and is suitable for various applications in the field of electronics.

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