MAX6133AASA25+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, low noise
• Package: 8-SOIC (Small Outline Integrated Circuit)
• Essence: Provides a stable and accurate voltage reference for various electronic applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Output Voltage: 2.5V
• Initial Accuracy: ±0.02%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 300mV at 50mA
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6133AASA25+T has the following pin configuration:

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| | --| VOUT | --| GND | --| TRIM | --| NC | --| SHDN | --| VIN | --| REF | |___________| ```

Functional Features

• High precision voltage reference with low initial accuracy and temperature coefficient
• Low dropout voltage allows for efficient operation in low-power applications
• Low output noise ensures minimal interference in sensitive circuits
• Shutdown mode (SHDN) for power-saving when not in use
• Trim (TRIM) pin for fine-tuning the output voltage

Advantages and Disadvantages

Advantages: - High precision and stability - Low dropout voltage - Low output noise - Power-saving shutdown mode - Fine-tuning capability

Disadvantages: - Limited output voltage options (only 2.5V in this model) - Relatively high quiescent current compared to some alternatives

Working Principles

The MAX6133AASA25+T is a voltage reference IC that generates a stable and accurate 2.5V output voltage. It utilizes precision bandgap technology to achieve high initial accuracy and low temperature coefficient. The device operates with a low dropout voltage, allowing it to maintain regulation even when the input voltage is close to the desired output voltage.

The IC incorporates a shutdown mode (SHDN) pin, which can be used to disable the device and reduce power consumption when not in use. Additionally, the trim (TRIM) pin provides a means for fine-tuning the output voltage if required.

Detailed Application Field Plans

The MAX6133AASA25+T is widely used in various electronic applications where a stable and accurate voltage reference is essential. Some common application fields include:

1. Precision analog-to-digital converters (ADCs)
2. Digital-to-analog converters (DACs)
3. Voltage-controlled oscillators (VCOs)
4. Battery-powered devices
5. Portable instrumentation
6. Industrial control systems
7. Communication equipment
8. Medical devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MAX6133AASA25+T are:

1. LT6654: Precision Voltage Reference, 2.5V, ±0.02% Initial Accuracy, SOT-23 package.
2. REF102: Low-Noise, Very High Precision Voltage Reference, 2.5V, ±0.02% Initial Accuracy, TO-99 package.
3. LM4040: Precision Micropower Shunt Voltage Reference, 2.5V, ±0.1% Initial Accuracy, SOT-23 package.
4. ADR4550: Ultralow Noise XFET Voltage Reference, 2.5V, ±0.02% Initial Accuracy, SOIC package.

These alternative models offer different package options, accuracy levels, and additional features to suit specific application requirements.

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