MAX3280EAUK-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Signal Conditioning Amplifier
• Characteristics: Low Noise, High Gain, Wide Bandwidth
• Package: SOT23-5
• Essence: Analog Front-End Amplifier
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Supply Voltage: 2.7V to 5.5V
• Input Offset Voltage: ±1mV (max)
• Gain Bandwidth Product: 50MHz (typ)
• Input Bias Current: ±1nA (max)
• Output Current: ±20mA (max)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX3280EAUK-T has a total of 5 pins arranged as follows:

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| | --|____|-- | | |____| ```

Pin Number | Pin Name | Description --- | --- | --- 1 | IN- | Inverting Input 2 | IN+ | Non-Inverting Input 3 | V- | Negative Power Supply 4 | OUT | Amplifier Output 5 | V+ | Positive Power Supply

Functional Features

• Low noise amplification of analog signals
• High gain for precise signal conditioning
• Wide bandwidth for accurate signal reproduction
• Rail-to-rail input and output operation
• Single-supply voltage operation

Advantages and Disadvantages

Advantages: - Low noise performance enhances signal quality - High gain allows for precise signal amplification - Wide bandwidth ensures accurate signal reproduction - Suitable for single-supply voltage applications

Disadvantages: - Limited supply voltage range (2.7V to 5.5V) - Requires external power supply for operation

Working Principles

The MAX3280EAUK-T is an analog front-end amplifier designed to condition and amplify low-level analog signals. It operates by amplifying the difference between the inverting (IN-) and non-inverting (IN+) inputs, providing a high-gain output signal. The rail-to-rail input and output operation allows for accurate signal reproduction even at the extremes of the supply voltage range.

Detailed Application Field Plans

The MAX3280EAUK-T is commonly used in various applications, including:

1. Sensor Signal Conditioning: Amplification and conditioning of sensor signals in industrial automation systems.
2. Medical Instrumentation: Precise amplification of bioelectric signals in medical devices such as ECG monitors.
3. Audio Systems: Signal amplification in audio equipment, ensuring high-fidelity sound reproduction.
4. Communication Systems: Amplification of weak RF signals in wireless communication systems.

Detailed and Complete Alternative Models

• AD8221ARZ: Low Noise, Precision Instrumentation Amplifier
• LT1167CN8: Micropower, Precision Instrumentation Amplifier
• INA128P: Low Power, Precision Instrumentation Amplifier
• MCP6V01T-E/OT: Single-Supply, Rail-to-Rail Input/Output Operational Amplifier

These alternative models offer similar functionality and can be considered as substitutes for the MAX3280EAUK-T in various applications.

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