ADM809-5LAKS-REEL7

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low Power, Precision Monitoring, Reset Output
• Package: SOT-23-3
• Essence: Monitors the power supply voltage and generates a reset signal when the voltage drops below a specified threshold.
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

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

Detailed Pin Configuration

The ADM809-5LAKS-REEL7 IC has three pins: 1. VCC: Connects to the positive supply voltage. 2. GND: Connects to the ground reference. 3. RESET: Provides the reset output signal.

Functional Features

• Monitors the power supply voltage continuously.
• Generates a reset signal when the voltage drops below the specified threshold.
• Reset signal remains active for the reset timeout period after the voltage rises above the threshold.
• Low quiescent current consumption for power-sensitive applications.

Advantages

• Wide supply voltage range allows compatibility with various systems.
• Precision monitoring ensures reliable operation.
• Small package size enables space-saving designs.
• Low power consumption extends battery life in portable devices.

Disadvantages

• Limited threshold voltage options may not suit all applications.
• Fixed reset timeout period may not be adjustable for specific requirements.

Working Principles

The ADM809-5LAKS-REEL7 operates by comparing the supply voltage with the internally set threshold voltage. When the supply voltage drops below the threshold, the reset output is activated. The reset signal remains active for a fixed timeout period after the voltage rises above the threshold. This ensures that the system is reset and stabilized before normal operation resumes.

Detailed Application Field Plans

The ADM809-5LAKS-REEL7 is commonly used in various electronic systems where reliable power supply monitoring is critical. Some application fields include: 1. Microcontrollers and microprocessors. 2. Embedded systems. 3. Industrial control systems. 4. Communication equipment. 5. Battery-powered devices.

Detailed and Complete Alternative Models

1. MAX809: Similar voltage supervisor IC with adjustable reset timeout period.
2. MCP100: Voltage supervisor IC with additional features like manual reset input.
3. TPS3808: Ultra-low quiescent current voltage supervisor IC for power-sensitive applications.

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