ADM1818-10ART-RL7

Product Overview

Category

ADM1818-10ART-RL7 belongs to the category of voltage supervisors.

Use

It is primarily used for monitoring and controlling the voltage levels in electronic circuits.

Characteristics

• Voltage range: 1.8V
• Package type: SOT-23
• Low power consumption
• Wide operating temperature range
• High accuracy

Package

ADM1818-10ART-RL7 comes in a small outline transistor (SOT-23) package.

Essence

The essence of ADM1818-10ART-RL7 lies in its ability to provide accurate voltage monitoring and supervision, ensuring the stability and reliability of electronic systems.

Packaging/Quantity

The product is typically packaged in reels containing a specific quantity of units, usually specified by the manufacturer.

Specifications

• Voltage threshold: 1.8V
• Operating temperature range: -40°C to +85°C
• Supply voltage range: 1.6V to 5.5V
• Quiescent current: 2µA (typical)
• Reset timeout period: 140ms (typical)

Detailed Pin Configuration

ADM1818-10ART-RL7 has three pins:

1. VCC: Connects to the supply voltage.
2. GND: Ground reference.
3. RESET: Output pin that indicates the status of the monitored voltage.

Functional Features

• Under-voltage detection: Monitors the voltage level and generates a reset signal when it falls below the threshold.
• Power-on reset: Generates a reset signal during power-up or power-down conditions.
• Manual reset input: Allows external control to generate a reset signal.
• Active-low reset output: Provides a low-level signal indicating the system reset condition.

Advantages and Disadvantages

Advantages

• Low power consumption ensures minimal impact on overall system performance.
• Wide operating temperature range allows for use in various environments.
• High accuracy ensures reliable voltage monitoring.

Disadvantages

• Limited voltage threshold options may not suit all applications.
• Lack of additional features compared to more advanced voltage supervisors.

Working Principles

ADM1818-10ART-RL7 operates by continuously monitoring the input voltage. When the voltage falls below the specified threshold, it triggers a reset signal. This signal can be used to initiate system-level actions or to ensure proper functioning during power-up and power-down conditions.

Detailed Application Field Plans

ADM1818-10ART-RL7 finds applications in various electronic systems where voltage monitoring and supervision are critical. Some common application fields include:

1. Battery-powered devices: Ensures proper operation and prevents damage due to low battery voltage.
2. Microcontrollers and microprocessors: Protects against voltage fluctuations that could lead to data corruption or system instability.
3. Industrial control systems: Monitors power supply integrity to prevent equipment malfunction or failure.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ADM1818-10ART-RL7 include:

1. MAX809: Voltage supervisor with adjustable threshold levels.
2. LTC2937: Precision voltage monitor with programmable delay and hysteresis.
3. TPS3839: Ultra-low-power voltage supervisor with manual reset input.

These alternatives provide flexibility in terms of voltage thresholds, additional features, and package options, catering to different application requirements.

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