MCP1319MT-29LE/OT

Product Overview

Category

The MCP1319MT-29LE/OT belongs to the category of voltage supervisors.

Use

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

Characteristics

• Voltage supervision range: 2.9V
• Low quiescent current: 1.5 µA (typical)
• Wide operating voltage range: 1.0V to 5.5V
• Active-low reset output
• Manual reset input
• Power-on reset delay time: 100 ms (typical)
• Open-drain reset output
• Small package size: SOT-23-5

Package

The MCP1319MT-29LE/OT is available in a small SOT-23-5 package, which is suitable for space-constrained applications.

Essence

The essence of this product lies in its ability to monitor the voltage level of electronic systems and provide a reset signal when the voltage falls below a certain threshold.

Packaging/Quantity

The MCP1319MT-29LE/OT is typically packaged in reels containing 3000 units per reel.

Specifications

• Supply Voltage Range: 1.0V to 5.5V
• Reset Threshold Voltage: 2.9V
• Quiescent Current: 1.5 µA (typical)
• Power-On Reset Delay Time: 100 ms (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP1319MT-29LE/OT has the following pin configuration:

1. VDD: Supply voltage input
2. GND: Ground reference
3. MR: Manual reset input
4. RESET: Active-low reset output
5. NC: No connection

Functional Features

• Voltage monitoring: The MCP1319MT-29LE/OT continuously monitors the supply voltage and generates a reset signal when it falls below the preset threshold.
• Manual reset input: The manual reset input (MR) allows for an external reset signal to override the internal voltage monitoring.
• Active-low reset output: The active-low reset output (RESET) provides a low-level signal to indicate that a reset condition is active.

Advantages and Disadvantages

Advantages

• Low quiescent current consumption, making it suitable for battery-powered applications.
• Wide operating voltage range allows for compatibility with various electronic systems.
• Small package size enables usage in space-constrained designs.
• Manual reset input provides flexibility in system control.

Disadvantages

• Limited reset threshold options, as this specific model has a fixed threshold of 2.9V.
• Lack of adjustable delay time for power-on reset.

Working Principles

The MCP1319MT-29LE/OT operates by continuously monitoring the supply voltage. When the voltage falls below the preset threshold of 2.9V, the device generates an active-low reset signal. This signal can be used to initiate a system reset or trigger other necessary actions.

Detailed Application Field Plans

The MCP1319MT-29LE/OT finds application in various electronic systems where voltage monitoring and reset functionality are critical. Some potential application fields include:

1. Battery-powered devices: Portable electronic devices such as smartphones, tablets, and wearables can benefit from the voltage supervision provided by the MCP1319MT-29LE/OT to ensure proper operation and prevent damage due to low voltage conditions.

2. Industrial automation: In industrial settings, this voltage supervisor can be used to monitor power supplies and control systems, ensuring reliable operation and preventing unexpected shutdowns.

3. Automotive electronics: The MCP1319MT-29LE/OT can be employed in automotive applications to monitor the voltage levels of critical systems, such as engine control units (ECUs) and safety systems, ensuring their proper functioning.

Detailed and Complete Alternative Models

1. MCP1316MT-29LE/OT: Similar to the MCP1319MT-29LE/OT, this model offers a fixed reset threshold of 2.9V but with a different package option (SOT-23-5).

2. MCP130T-300I/TT: This alternative model provides an adjustable reset threshold and a higher operating temperature range (-40°C to +150°C), making it suitable for more demanding environments.

3. MCP130T-315I/TT: Another alternative model with an adjustable reset threshold, but with a slightly higher threshold voltage of 3.15V.

These alternative models offer similar functionality but may vary in terms of package options, reset thresholds, and operating temperature ranges, allowing users to choose the most suitable option for their specific application requirements.

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