MCP120T-315I/SN

Product Overview

Category

The MCP120T-315I/SN belongs to the category of voltage supervisors.

Use

It is used to monitor the power supply voltage level and provide a reset signal to the microcontroller in the event of a power failure or voltage drop.

Characteristics

• Package: The MCP120T-315I/SN comes in a standard 5-pin SOT-23 package.
• Essence: It ensures reliable operation of microcontrollers by monitoring voltage levels.
• Packaging/Quantity: Available in tape and reel packaging with quantities varying based on supplier.

Specifications

• Voltage Range: 2.93V to 3.06V
• Reset Threshold Voltage: 2.93V
• Quiescent Current: 5µA (typical)
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VDD: Power Supply Input
2. GND: Ground
3. MR: Reset Output
4. NC: No Connection
5. VDD: Power Supply Input

Functional Features

• Monitors the power supply voltage
• Provides a reset signal to the microcontroller when the voltage falls below a specified threshold
• Low quiescent current for minimal power consumption

Advantages and Disadvantages

Advantages

• Small form factor
• Low power consumption
• Wide operating temperature range

Disadvantages

• Limited voltage range compatibility
• No adjustable reset threshold

Working Principles

The MCP120T-315I/SN operates by comparing the monitored voltage with the preset threshold. When the voltage drops below the threshold, it generates a reset signal to ensure the microcontroller restarts in a controlled manner.

Detailed Application Field Plans

The MCP120T-315I/SN is commonly used in embedded systems, IoT devices, and industrial control applications where maintaining the integrity of the microcontroller's operation is critical.

Detailed and Complete Alternative Models

• MAX809: Offers adjustable reset threshold
• ADM803: Provides manual reset input option
• TPS3808: Wide voltage range compatibility

This comprehensive overview provides insights into the MCP120T-315I/SN, its specifications, features, and application scenarios, making it an essential component in various electronic systems.

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