MIC809TUY-TR

Product Overview

Category

MIC809TUY-TR belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Low power consumption
• Wide operating voltage range
• Small package size
• High accuracy

Package

MIC809TUY-TR is available in a SOT-23-3 package.

Essence

The essence of this product lies in its ability to monitor and control the voltage levels in electronic circuits, ensuring proper functioning and preventing damage.

Packaging/Quantity

MIC809TUY-TR is typically packaged in reels containing 3000 units.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage Options: 2.93V, 3.08V, 3.15V, 4.38V, 4.63V, 4.75V
• Reset Timeout Period Options: 140ms, 560ms, 1120ms, 2240ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

MIC809TUY-TR has three pins:

1. VDD: Power supply input pin.
2. GND: Ground reference pin.
3. RESET: Output pin that indicates the status of the monitored voltage.

Functional Features

• Voltage Monitoring: MIC809TUY-TR continuously monitors the voltage level and provides a reset signal when it falls below the specified threshold.
• Reset Generation: When the monitored voltage drops below the threshold, the RESET pin is asserted, triggering a system reset.
• Adjustable Threshold: The reset threshold voltage can be selected from multiple options to suit different applications.
• Programmable Timeout Period: The reset timeout period can be programmed to meet specific system requirements.

Advantages and Disadvantages

Advantages

• Low power consumption makes it suitable for battery-powered devices.
• Wide operating voltage range allows compatibility with various systems.
• Small package size enables space-saving designs.
• High accuracy ensures reliable voltage monitoring.

Disadvantages

• Limited reset threshold voltage options may not cover all voltage requirements.
• Fixed timeout period may not be ideal for all applications.

Working Principles

MIC809TUY-TR operates by comparing the monitored voltage with the selected threshold voltage. When the voltage drops below the threshold, the internal circuitry triggers a reset signal. The reset remains active until the voltage rises above the threshold or the programmed timeout period elapses.

Detailed Application Field Plans

MIC809TUY-TR finds applications in various electronic devices where voltage monitoring and reset functions are critical. Some potential application fields include:

1. Microcontrollers: Ensuring proper operation and preventing data corruption during power fluctuations.
2. Industrial Control Systems: Providing reliable reset functionality to maintain system integrity.
3. Automotive Electronics: Protecting sensitive components from voltage dips and spikes.
4. Medical Devices: Ensuring safe and uninterrupted operation of critical medical equipment.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC809TUY-TR are:

1. MAX809: Manufactured by Maxim Integrated, this series offers adjustable threshold voltage and timeout period options.
2. MCP809: Produced by Microchip Technology, this series provides additional features such as manual reset input and watchdog timer functionality.
3. TPS3808: Texas Instruments' offering with adjustable threshold voltage, programmable timeout period, and low quiescent current.

These alternative models can be considered based on specific application requirements and desired features.

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