CAT824LTDI-GT3

Product Overview

Category

CAT824LTDI-GT3 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage monitoring and reset functions.

Characteristics

• Voltage monitoring and reset functionality
• Low power consumption
• Wide operating voltage range
• Small package size
• High accuracy

Package

The CAT824LTDI-GT3 is available in a small surface-mount package, such as a 6-pin SOT-23.

Essence

The essence of CAT824LTDI-GT3 lies in its ability to monitor voltage levels and provide a reset signal when necessary, ensuring proper operation of electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying depending on customer requirements.

Specifications

• Operating Voltage Range: 1.8V to 5.5V
• Reset Threshold Voltage Options: 2.32V, 2.93V, 4.38V, or adjustable
• Reset Timeout Period Options: 140ms, 560ms, 1120ms, or adjustable
• Quiescent Current: 1.5µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CAT824LTDI-GT3 has six pins arranged as follows:

```

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| | --| RST |-- --| GND |-- --| VDD |-- --| MR |-- --| OUT |-- |_______| ```

Pin descriptions: - RST: Reset output pin - GND: Ground connection - VDD: Power supply input - MR: Manual reset input - OUT: Output status indicator

Functional Features

1. Voltage Monitoring: The CAT824LTDI-GT3 continuously monitors the input voltage and compares it to the preset threshold voltage. If the voltage drops below the threshold, the reset output is activated.
2. Reset Signal Generation: When the monitored voltage falls below the threshold, the CAT824LTDI-GT3 generates a reset signal to ensure proper device operation.
3. Adjustable Parameters: This IC offers options for adjusting the reset threshold voltage and timeout period, allowing customization based on specific application requirements.
4. Manual Reset Capability: The MR pin allows for manual reset activation, providing flexibility in system control.

Advantages and Disadvantages

Advantages

• High accuracy in voltage monitoring
• Low power consumption
• Wide operating voltage range accommodates various applications
• Small package size enables space-saving designs
• Adjustable parameters offer customization options

Disadvantages

• Limited number of available reset threshold voltage options
• Lack of built-in hysteresis feature

Working Principles

The CAT824LTDI-GT3 operates by comparing the input voltage with the preset threshold voltage. If the input voltage falls below the threshold, the reset output is triggered, indicating a low voltage condition. The reset signal remains active until the voltage rises above the threshold or a timeout period elapses. The manual reset input allows for immediate reset activation if required.

Detailed Application Field Plans

The CAT824LTDI-GT3 finds applications in various electronic devices that require voltage monitoring and reset functionality. Some potential application fields include:

1. Microcontrollers: Ensuring reliable operation by monitoring supply voltage and initiating a reset when necessary.
2. Battery-Powered Devices: Protecting against undervoltage conditions to prevent data loss or improper functioning.
3. Industrial Control Systems: Providing voltage monitoring and reset capabilities for critical equipment, ensuring safe and stable operation.
4. Automotive Electronics: Monitoring battery voltage and initiating a reset to prevent system malfunctions.

Detailed and Complete Alternative Models

1. CAT824LTDI-GT2: Similar to CAT824LTDI-GT3 but with different reset threshold voltage options.
2. CAT825LTDI-GT3: Offers additional hysteresis feature for improved noise immunity.
3. CAT826LTDI-GT3: Provides adjustable reset timeout period options for enhanced flexibility.

Note: The above alternative models are just a few examples, and there are several other alternatives available in the market.

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