MAX6145ESA

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: High precision, low noise, low dropout voltage
• Package: SOIC-8
• 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: ±0.05%
• Temperature Coefficient: 10ppm/°C
• Dropout Voltage: 200mV
• Supply Voltage Range: 2.7V to 12V
• Quiescent Current: 50µA

Pin Configuration

The MAX6145ESA has the following pin configuration:

```

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

Functional Features

1. High Precision: The MAX6145ESA offers an initial accuracy of ±0.05%, ensuring precise voltage references.
2. Low Noise: With a low output noise level, it minimizes interference in sensitive electronic circuits.
3. Low Dropout Voltage: The device operates with a low dropout voltage of 200mV, enabling efficient power management.
4. Shutdown Mode: The SHDN pin allows the device to enter a low-power shutdown mode when not in use.

Advantages and Disadvantages

Advantages

• High precision ensures accurate voltage references.
• Low noise minimizes interference in sensitive circuits.
• Low dropout voltage enables efficient power management.
• Shutdown mode reduces power consumption when not in use.

Disadvantages

• Limited output voltage options (only 2.5V available).
• Not suitable for applications requiring higher output voltages.

Working Principles

The MAX6145ESA is a voltage reference IC that generates a stable and accurate 2.5V output voltage. It utilizes precision bandgap technology to achieve high accuracy and low temperature coefficient. The device operates within a wide supply voltage range of 2.7V to 12V, making it suitable for various electronic applications.

Detailed Application Field Plans

The MAX6145ESA can be used in a wide range of applications, including:

1. Analog-to-Digital Converters (ADCs)
2. Digital-to-Analog Converters (DACs)
3. Voltage regulators
4. Precision instrumentation
5. Sensor calibration
6. Battery-powered devices

Detailed Alternative Models

• MAX6126: Offers higher output voltage options (e.g., 5V) with similar characteristics.
• LT1236: Provides a wider temperature range and lower initial accuracy but with higher dropout voltage.
• REF102: Offers a lower initial accuracy but with a wider supply voltage range.

These alternative models can be considered based on specific application requirements and trade-offs between different specifications.

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