MAX810LEUR+TG55

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Voltage Supervisors
• Characteristics:
  • Monitors the power supply voltage of a system
  • Provides reset output when the voltage drops below a specified threshold
  • Ensures proper system initialization and operation
• Package: SOT-23-3
• Essence: Voltage supervisor IC
• Packaging/Quantity: Tape & Reel, 3000 pieces per reel

Specifications

• Supply Voltage Range: 1.0V to 5.5V
• Threshold Voltage Options: 2.93V, 3.08V, 3.15V, 3.30V, 3.45V, 4.38V, 4.63V, 4.75V
• Reset Timeout Period Options: 140ms, 280ms, 560ms, 1120ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX810LEUR+TG55 is a three-pin device with the following pin configuration:

1. GND (Ground): Connected to the ground reference of the system.
2. RESET (Reset Output): Provides a reset signal to the system when the monitored voltage drops below the threshold.
3. VCC (Supply Voltage): Connected to the positive supply voltage of the system.

Functional Features

• Monitors the power supply voltage continuously.
• Asserts the reset output when the voltage falls below the set threshold.
• Keeps the reset output asserted for a user-defined timeout period after the voltage rises above the threshold.
• Low quiescent current consumption.
• Built-in glitch immunity ensures reliable operation in noisy environments.
• Open-drain reset output allows easy interfacing with other devices.

Advantages and Disadvantages

Advantages: - Provides reliable voltage monitoring for system initialization and operation. - Wide supply voltage range allows compatibility with various systems. - Multiple threshold voltage options provide flexibility in different applications. - Low power consumption helps conserve energy. - Glitch immunity ensures stable operation in noisy environments.

Disadvantages: - Limited reset timeout period options may not suit all system requirements. - SOT-23-3 package may be challenging to solder for some users.

Working Principles

The MAX810LEUR+TG55 is designed to monitor the power supply voltage of a system. It compares the supply voltage against a user-defined threshold voltage. When the voltage drops below the threshold, the device asserts the reset output, indicating a power failure or an unstable voltage condition. The reset output remains asserted for a user-defined timeout period after the voltage rises above the threshold, ensuring proper system initialization and stability.

Detailed Application Field Plans

The MAX810LEUR+TG55 is widely used in various applications where voltage supervision is critical. Some common application fields include:

1. Microcontrollers and Microprocessors: Ensures reliable system startup and prevents erratic behavior due to voltage fluctuations.
2. Embedded Systems: Monitors power supply integrity to prevent data corruption and ensure system reliability.
3. Industrial Control Systems: Provides voltage supervision for critical control circuits, preventing damage or malfunction during power fluctuations.
4. Automotive Electronics: Ensures proper operation of vehicle systems by monitoring the battery voltage and initiating appropriate actions when necessary.
5. Medical Devices: Monitors power supply voltage to guarantee safe and accurate operation of medical equipment.

Detailed and Complete Alternative Models

1. MAX809LEUR+TG55: Similar to MAX810LEUR+TG55 but with a different reset timeout period range.
2. MAX811LEUR+TG55: Voltage supervisor IC with additional manual reset input feature.
3. MAX813LEUR+TG55: Dual voltage supervisor IC with two independent reset outputs.

These alternative models offer similar functionality and can be considered as substitutes for the MAX810LEUR+TG55 based on specific application requirements.

Word count: 511 words