MCP810T-450I/TT

Product Overview

Category

The MCP810T-450I/TT belongs to the category of voltage supervisors.

Use

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

Characteristics

• The MCP810T-450I/TT is a low-power voltage supervisor with a precision reference voltage.
• It operates over a wide voltage range, making it suitable for various applications.
• This device offers a high level of accuracy and reliability in voltage monitoring.
• It has a small package size, making it easy to integrate into different circuit designs.
• The MCP810T-450I/TT provides a reset output signal when the monitored voltage falls below a specified threshold.

Package and Quantity

The MCP810T-450I/TT is available in a small SOT-23 package. It is typically sold in reels or tubes containing a specific quantity, such as 3000 units per reel.

Specifications

• Supply Voltage Range: 1.6V to 6.0V
• Threshold Voltage: 4.50V (±2%)
• Reset Timeout Period: 140ms (typical)
• Quiescent Current: 20µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MCP810T-450I/TT 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 drops below the threshold.

Functional Features

• Precision voltage monitoring: The MCP810T-450I/TT accurately monitors the power supply voltage and triggers a reset signal when it falls below the specified threshold.
• Low quiescent current: With a typical quiescent current of only 20µA, this device minimizes power consumption.
• Reset timeout period: The MCP810T-450I/TT provides a reset signal for a specific duration (140ms typical) after the voltage drops below the threshold, ensuring proper system initialization.

Advantages and Disadvantages

Advantages

• High accuracy in voltage monitoring.
• Low power consumption.
• Small package size for easy integration.
• Wide operating voltage range.

Disadvantages

• Fixed threshold voltage may not be suitable for all applications.
• Limited reset timeout period may not be adjustable for specific requirements.

Working Principles

The MCP810T-450I/TT operates by comparing the monitored voltage with the fixed threshold voltage. When the voltage falls below the threshold, the reset output is activated. This signal can be used to initiate system resets or perform other necessary actions to ensure proper operation.

Detailed Application Field Plans

The MCP810T-450I/TT finds applications in various electronic systems where accurate voltage monitoring is crucial. Some potential application fields include:

1. Microcontrollers and microprocessors: Ensuring reliable power supply voltage for stable operation.
2. Communication devices: Preventing data corruption due to voltage fluctuations.
3. Industrial control systems: Monitoring power supply integrity to avoid equipment malfunction.
4. Automotive electronics: Protecting sensitive components from voltage variations.

Alternative Models

For users seeking alternative options, the following models provide similar functionality:

1. MCP809T-300I/TT
2. MAX809T-450I/TT
3. ADM809T-450I/TT

These models offer comparable features and can be considered as alternatives to the MCP810T-450I/TT.

In conclusion, the MCP810T-450I/TT is a voltage supervisor that provides accurate monitoring of power supply voltage. With its small package size, low power consumption, and wide operating voltage range, it is suitable for various applications in different industries. However, users should consider the fixed threshold voltage and limited reset timeout period when evaluating its compatibility with specific requirements.