MAX632AC/D

Product Overview

• Category: Integrated Circuit
• Use: Voltage Reference
• Characteristics: High precision, low dropout voltage, low quiescent current
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Provides a stable and accurate voltage reference for various electronic applications
• Packaging/Quantity: Available in tubes or reels, quantity depends on supplier

Specifications

• Input Voltage Range: 2.5V to 12V
• Output Voltage Options: 1.25V, 2.5V, 4.096V, 5V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: ±50ppm/°C
• Quiescent Current: 120µA (typical)
• Dropout Voltage: 300mV (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX632AC/D has the following pin configuration:

```

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| | --| VOUT | --| GND | --| TRIM | --| NC | --| IN | --| BYPASS | --| SHDN | |___________| ```

Functional Features

• High precision voltage reference with low dropout voltage
• Low quiescent current consumption
• Adjustable output voltage through external resistors
• Shutdown mode for power-saving operation
• Bypass pin for improved noise performance

Advantages and Disadvantages

Advantages: - High accuracy and stability - Wide input voltage range - Low dropout voltage - Low quiescent current - Shutdown mode for power-saving

Disadvantages: - Limited output voltage options - Requires external resistors for adjustable output

Working Principles

The MAX632AC/D is based on bandgap voltage reference technology. It generates a stable and accurate output voltage by utilizing the temperature-dependent characteristics of semiconductor materials. The internal circuitry compensates for temperature variations, ensuring consistent performance across a wide temperature range.

Detailed Application Field Plans

The MAX632AC/D is commonly used in various electronic applications that require a precise and stable voltage reference. Some typical application fields include:

1. Power management systems
2. Analog-to-digital converters (ADCs)
3. Digital-to-analog converters (DACs)
4. Voltage regulators
5. Battery-powered devices
6. Sensor circuits
7. Precision instrumentation

Detailed and Complete Alternative Models

• MAX632BC/D: Similar specifications, different package (10-pin µMAX)
• MAX632CC/D: Higher initial accuracy (±0.25%)
• MAX632DC/D: Lower quiescent current (80µA)

These alternative models offer similar functionality with slight variations in specifications or package options.

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