ADM809SAKSZ-REEL7

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low Power, Precision Monitoring, Reset Output
• Package: SOT-23
• Essence: Monitors the voltage level of a system and provides a reset signal when the voltage falls below a certain threshold.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.2V to 5.5V
• Reset Threshold Options: 2.93V, 3.08V, 3.15V, 4.38V, 4.63V, 4.75V
• Reset Timeout Period: 140ms, 560ms, 1120ms, 2240ms
• Quiescent Current: 6µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ADM809SAKSZ-REEL7 IC has three pins: 1. VCC: Connects to the positive supply voltage. 2. GND: Connects to the ground or negative supply voltage. 3. RESET: Provides the reset output signal.

Functional Features

• Voltage Monitoring: Monitors the supply voltage and compares it with the preset threshold.
• Reset Output: Generates a reset signal when the voltage falls below the threshold for a specified timeout period.
• Precision Monitoring: Offers accurate voltage monitoring with low voltage hysteresis.
• Low Power Consumption: Operates with minimal power consumption, making it suitable for battery-powered applications.

Advantages

• Small Package Size: The SOT-23 package allows for compact designs.
• Wide Supply Voltage Range: Can be used in various systems with different supply voltages.
• Multiple Reset Threshold Options: Provides flexibility to choose the desired voltage threshold.
• Low Quiescent Current: Consumes minimal power, extending battery life in portable devices.

Disadvantages

• Limited Reset Timeout Options: The available reset timeout periods may not suit all applications.
• Single Reset Output: Only provides a single reset signal, limiting its use in complex systems requiring multiple resets.

Working Principles

The ADM809SAKSZ-REEL7 operates by continuously monitoring the supply voltage connected to the VCC pin. It compares the voltage with the preset threshold and generates a reset signal on the RESET pin when the voltage falls below the threshold for a specified timeout period. This reset signal can be used to initiate system resets or perform other necessary actions.

Detailed Application Field Plans

The ADM809SAKSZ-REEL7 is commonly used in various electronic systems where reliable voltage monitoring and reset functionality are required. Some application fields include: 1. Microcontrollers: Ensures proper operation by resetting the microcontroller when the supply voltage drops below a certain level. 2. Industrial Control Systems: Provides voltage supervision to prevent malfunctions or data corruption during power fluctuations. 3. Automotive Electronics: Monitors the vehicle's electrical system to ensure stable operation and protect sensitive components.

Detailed and Complete Alternative Models

1. MAX809: Similar voltage supervisor IC with adjustable reset thresholds and timeout periods.
2. MCP131: Offers additional features like manual reset input and watchdog timer functionality.
3. TPS3808: Provides a wide range of reset threshold options and adjustable reset timeout periods.

(Note: The above alternative models are just examples and not an exhaustive list.)

This encyclopedia entry provides an overview of the ADM809SAKSZ-REEL7 voltage supervisor IC. It includes basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.