MIC2550YML-TR

Product Overview

Category

MIC2550YML-TR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage supervisor and reset generator.

Characteristics

• Low quiescent current consumption
• Wide operating voltage range
• Adjustable reset threshold voltage
• Open-drain reset output
• Small package size

Package

MIC2550YML-TR is available in a miniature 4-pin MLF package.

Essence

The essence of this product lies in its ability to monitor and control the power supply voltage, ensuring proper system operation.

Packaging/Quantity

MIC2550YML-TR is typically packaged in reels containing 3000 units.

Specifications

• Operating Voltage Range: 1.6V to 5.5V
• Quiescent Current: 1.5µA (typical)
• Reset Threshold Voltage Range: 1.2V to 4.6V
• Reset Timeout Period: 140ms (typical)

Detailed Pin Configuration

MIC2550YML-TR features the following pin configuration:

1. VDD: Power supply input
2. GND: Ground reference
3. RESET: Open-drain reset output
4. MR: Manual reset input

Functional Features

• Voltage monitoring: MIC2550YML-TR continuously monitors the power supply voltage and generates a reset signal when it falls below the specified threshold.
• Reset generation: The open-drain reset output provides a low signal when the monitored voltage is below the threshold, indicating a system reset condition.
• Manual reset: The manual reset input allows for an external reset signal to override the internal monitoring circuit.

Advantages and Disadvantages

Advantages

• Low power consumption ensures minimal impact on overall system efficiency.
• Wide operating voltage range allows for compatibility with various power supply configurations.
• Adjustable reset threshold voltage provides flexibility in system design.
• Small package size enables space-saving integration into compact electronic devices.

Disadvantages

• Lack of built-in hysteresis may result in potential oscillations near the reset threshold voltage.
• Limited number of pins restricts the availability of additional functionalities.

Working Principles

MIC2550YML-TR operates by continuously monitoring the input voltage. When the voltage falls below the user-defined threshold, the internal circuit triggers a reset signal. This signal is then provided through the open-drain reset output pin. The manual reset input allows for an external reset signal to override the internal monitoring circuit.

Detailed Application Field Plans

MIC2550YML-TR finds applications in various fields, including but not limited to: - Battery-powered devices - Embedded systems - Industrial automation - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC2550YML-TR include: - MAX809: Voltage supervisor with adjustable reset threshold and manual reset input. - TPS3839: Low-power voltage supervisor with fixed reset threshold and manual reset input. - ADM6315: Microprocessor supervisory circuit with adjustable reset threshold and manual reset input.

These alternative models provide options for different voltage ranges, reset thresholds, and package sizes, allowing designers to choose the most suitable solution for their specific requirements.

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