MCP131T-240E/LB

Product Overview

Category

The MCP131T-240E/LB belongs to the category of voltage supervisors.

Use

It is primarily used for monitoring and controlling the power supply voltage in electronic systems.

Characteristics

• Low-power consumption
• Wide operating voltage range
• High accuracy
• Small package size
• Robust design for harsh environments

Package

The MCP131T-240E/LB is available in a small SOT-23 package.

Essence

The essence of the MCP131T-240E/LB is its ability to provide accurate voltage monitoring and reset generation, ensuring reliable operation of electronic systems.

Packaging/Quantity

The MCP131T-240E/LB is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Operating Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.4V
• Reset Timeout Period: Adjustable (typically 140ms)
• Quiescent Current: 1.0µA (typical)
• Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP131T-240E/LB has three pins:

1. VDD: Power supply input pin.
2. GND: Ground reference pin.
3. RESET: Output pin that provides a reset signal when the monitored voltage falls below the threshold.

Functional Features

• Accurate voltage monitoring: The MCP131T-240E/LB ensures precise monitoring of the power supply voltage.
• Reset generation: It generates a reset signal when the voltage drops below the specified threshold, allowing the system to recover from an unstable state.
• Adjustable timeout period: The reset timeout period can be adjusted to meet specific system requirements.
• Low-power consumption: The device operates with minimal power consumption, making it suitable for battery-powered applications.
• Wide operating voltage range: It can operate within a wide voltage range, accommodating various power supply configurations.

Advantages and Disadvantages

Advantages

• High accuracy in voltage monitoring
• Small package size allows for space-saving designs
• Robust design ensures reliable operation in harsh environments
• Adjustable reset timeout period provides flexibility

Disadvantages

• Limited threshold voltage options may not suit all applications
• Lack of built-in hysteresis may require additional external components for noise immunity

Working Principles

The MCP131T-240E/LB works by continuously monitoring the input voltage. When the voltage falls below the specified threshold, the device triggers a reset signal. This reset signal remains active until the voltage rises above the threshold and the adjustable timeout period elapses.

Detailed Application Field Plans

The MCP131T-240E/LB finds application in various electronic systems, including but not limited to: - Battery-powered devices - Industrial control systems - Automotive electronics - Home automation systems - Medical equipment

Detailed and Complete Alternative Models

1. MCP1316T-29LE/OT: Similar to MCP131T-240E/LB, but with a threshold voltage of 2.9V.
2. MCP1317T-33LE/OT: Similar to MCP131T-240E/LB, but with a threshold voltage of 3.3V.
3. MCP1318T-18LE/OT: Similar to MCP131T-240E/LB, but with a threshold voltage of 1.8V.

These alternative models provide different threshold voltage options to cater to specific system requirements.

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