ADM6318CZ28ARJ-RL7

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage Supervisors

Characteristics: - Low Power Consumption - Wide Operating Voltage Range - Adjustable Reset Timeout Period - Precision Voltage Monitoring - Small Package Size

Package: SOT-23-3

Essence: The ADM6318CZ28ARJ-RL7 is a voltage supervisor IC that monitors the power supply voltage of a system and provides a reset signal to the microcontroller or other digital devices when the voltage falls below a certain threshold.

Packaging/Quantity: The ADM6318CZ28ARJ-RL7 is available in tape and reel packaging, with 3000 units per reel.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage: 2.8V
• Reset Timeout Period: Adjustable from 140ms to 1120ms
• Quiescent Current: 4µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ADM6318CZ28ARJ-RL7 has three pins:

1. VCC: Connect this pin to the positive supply voltage.
2. GND: Connect this pin to the ground.
3. RESET: This pin outputs a reset signal when the monitored voltage falls below the threshold.

Functional Features

• Monitors the power supply voltage and generates a reset signal when it drops below the specified threshold.
• Adjustable reset timeout period allows customization based on system requirements.
• Provides precision voltage monitoring for reliable operation.
• Low power consumption ensures minimal impact on overall system power consumption.
• Small package size enables space-efficient designs.

Advantages and Disadvantages

Advantages: - Wide operating voltage range allows compatibility with various systems. - Adjustable reset timeout period offers flexibility in system design. - Precision voltage monitoring ensures accurate detection of power supply issues. - Low power consumption helps conserve energy. - Small package size saves board space.

Disadvantages: - Limited to voltage monitoring and reset functionality, may not suit all system requirements. - SOT-23-3 package may be challenging for manual soldering.

Working Principles

The ADM6318CZ28ARJ-RL7 operates by continuously monitoring the supply voltage connected to the VCC pin. When the voltage drops below the specified threshold (2.8V), the RESET pin is pulled low, generating a reset signal. The reset signal remains active until the voltage rises above the threshold or the adjustable timeout period elapses.

Detailed Application Field Plans

The ADM6318CZ28ARJ-RL7 is commonly used in various applications where reliable voltage monitoring and reset functionality are required. Some typical application fields include:

1. Microcontroller Systems: Ensures proper system initialization and prevents erratic behavior during power supply fluctuations.
2. Industrial Control Systems: Provides reliable reset functionality for critical control units, ensuring safe operation.
3. Automotive Electronics: Monitors battery voltage and triggers a reset when it falls below a certain level, preventing damage to sensitive components.
4. Power Management Systems: Enables efficient power management by monitoring supply voltages and initiating appropriate actions based on the detected conditions.

Detailed and Complete Alternative Models

1. ADM6315: Similar voltage supervisor IC with fixed reset timeout period.
2. ADM6320: Voltage supervisor IC with adjustable reset timeout period and additional power-on reset functionality.
3. ADM6319: Voltage supervisor IC with higher reset threshold voltage for applications requiring a higher minimum supply voltage.

These alternative models offer similar voltage monitoring and reset functionality, but with slight variations in features and specifications.