MCP809M3-4.63/NOPB

Product Overview

Category

The MCP809M3-4.63/NOPB belongs to the category of voltage supervisors.

Use

This product is primarily used for monitoring and controlling the voltage levels in electronic circuits.

Characteristics

• Voltage Range: 4.63V
• Package Type: SOT-23
• Output Type: Active Low
• Reset Threshold Accuracy: ±1.5%
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 1.0V to 10.0V

Package

The MCP809M3-4.63/NOPB is available in a small outline transistor (SOT-23) package.

Essence

The essence of the MCP809M3-4.63/NOPB is its ability to provide accurate voltage monitoring and reset generation in various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Supply Voltage: 1.0V to 10.0V
• Reset Threshold Voltage: 4.63V
• Reset Timeout Period: 140ms (typical)
• Quiescent Current: 20µA (typical)
• Power-On Reset Delay: 100ms (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MCP809M3-4.63/NOPB has three pins:

1. VDD: This pin is connected to the positive supply voltage.
2. GND: This pin is connected to the ground reference.
3. RESET: This pin outputs an active low signal when the monitored voltage drops below the reset threshold.

Functional Features

• Accurate Voltage Monitoring: The MCP809M3-4.63/NOPB ensures precise monitoring of the input voltage, providing a reliable indication of power supply status.
• Reset Generation: When the monitored voltage falls below the reset threshold, the RESET pin outputs an active low signal, enabling system reset or shutdown.
• Low Quiescent Current: With a typical quiescent current of 20µA, this device minimizes power consumption in battery-powered applications.
• Power-On Reset Delay: The MCP809M3-4.63/NOPB incorporates a power-on reset delay of 100ms, ensuring stable operation during power-up.

Advantages and Disadvantages

Advantages

• Accurate voltage monitoring for reliable system operation.
• Low quiescent current for power-efficient designs.
• Small package size for space-constrained applications.
• Wide operating temperature range for versatile usage.

Disadvantages

• Fixed reset threshold voltage may not be suitable for all applications requiring different voltage levels.
• Active low output may require additional circuitry for compatibility with systems expecting active high signals.

Working Principles

The MCP809M3-4.63/NOPB operates by comparing the input voltage with the fixed reset threshold voltage. When the input voltage drops below the threshold, the RESET pin outputs an active low signal, indicating a power failure or abnormal voltage condition. This signal can be used to trigger system reset or shutdown, ensuring proper operation under varying voltage conditions.

Detailed Application Field Plans

The MCP809M3-4.63/NOPB finds application in various fields, including:

1. Automotive Electronics: Ensuring reliable voltage monitoring in automotive control units, sensors, and safety systems.
2. Industrial Automation: Providing voltage supervision in PLCs, motor drives, and power distribution systems.
3. Consumer Electronics: Enabling accurate power supply monitoring in smartphones, tablets, and gaming consoles.
4. Medical Devices: Ensuring stable voltage levels in medical equipment, such as patient monitors and diagnostic devices.

Detailed and Complete Alternative Models

1. MCP809M3-2.63/NOPB: Reset threshold voltage of 2.63V.
2. MCP809M3-3.30/NOPB: Reset threshold voltage of 3.30V.
3. MCP809M3-5.00/NOPB: Reset threshold voltage of 5.00V.
4. MCP809M3-6.00/NOPB: Reset threshold voltage of 6.00V.
5. MCP809M3-8.00/NOPB: Reset threshold voltage of 8.00V.

These alternative models provide different reset threshold voltages to accommodate various voltage monitoring requirements in electronic circuits.

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