MAX6423US26+T

Product Overview

Category

The MAX6423US26+T belongs to the category of voltage supervisors.

Use

This product is primarily used for monitoring and controlling the voltage levels in electronic systems.

Characteristics

• Voltage supervision range: 2.6V
• Low quiescent current: 5µA (typical)
• Wide operating temperature range: -40°C to +85°C
• Small package size: SOT23-5
• RoHS compliant

Package

The MAX6423US26+T is available in a small SOT23-5 package, which is suitable for space-constrained applications.

Essence

The essence of the MAX6423US26+T is its ability to provide accurate voltage monitoring and control, ensuring the reliable operation of electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Supply voltage range: 1.8V to 5.5V
• Threshold voltage accuracy: ±1.5%
• Reset timeout period: 140ms (typical)
• Power-on reset delay: 20ms (typical)
• Open-drain active-low reset output
• Low supply current during operation: 5µA (typical)

Detailed Pin Configuration

The MAX6423US26+T has the following pin configuration:

1. GND (Ground)
2. RESET (Reset Output)
3. MR (Manual Reset Input)
4. VCC (Supply Voltage)
5. RESET (Reset Output)

Functional Features

• Accurate voltage monitoring: The MAX6423US26+T ensures that the voltage remains within the specified range, preventing damage to sensitive components.
• Active-low reset output: The open-drain reset output provides a signal to the system when the voltage falls below the threshold, allowing for proper system reset and recovery.
• Manual reset input: The MR pin allows for manual reset control, providing flexibility in system operation.
• Low power consumption: With a low quiescent current of 5µA, this product minimizes power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• Accurate voltage monitoring ensures system reliability.
• Small package size enables use in space-constrained applications.
• Wide operating temperature range allows for use in various environments.
• Low power consumption prolongs battery life.

Disadvantages

• Limited voltage supervision range (2.6V).
• Requires external components for specific applications.

Working Principles

The MAX6423US26+T operates by comparing the supply voltage with a fixed threshold voltage. When the supply voltage falls below the threshold, the reset output is activated, signaling a system reset. The manual reset input allows for additional control over the reset function.

Detailed Application Field Plans

The MAX6423US26+T finds application in various fields, including: 1. Battery-powered devices: Ensures proper voltage monitoring and control in portable electronic devices. 2. Industrial automation: Provides reliable voltage supervision in control systems and equipment. 3. Automotive electronics: Monitors voltage levels in automotive systems, ensuring stable operation. 4. Medical devices: Enables accurate voltage monitoring in medical equipment, enhancing patient safety.

Detailed and Complete Alternative Models

1. MAX6424US26+T: Similar to the MAX6423US26+T, but with a higher voltage supervision range of 2.8V.
2. MAX6425US26+T: Offers a wider supply voltage range of 1.8V to 6.0V, suitable for a broader range of applications.
3. MAX6426US26+T: Provides a lower quiescent current of 3µA, ideal for power-sensitive applications.

These alternative models offer similar functionality with slight variations in specifications to cater to different application requirements.

In conclusion, the MAX6423US26+T is a voltage supervisor that ensures accurate voltage monitoring and control in electronic systems. Its small package size, low power consumption, and wide operating temperature range make it suitable for various applications. While it has some limitations, alternative models are available to address specific needs.