MAX16038PLA29+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Monitor and Reset Circuit
• Characteristics: Low-power, low-voltage operation
• Package: 8-pin Plastic Leadless Chip Carrier (PLCC)
• Essence: Provides voltage monitoring and reset functions for microcontrollers and other digital systems
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.9V
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1µA (typical)
• Power-On Reset Timeout Period: 140ms (typical)

Pin Configuration

The MAX16038PLA29+T has the following pin configuration:

```

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| | --| VDD | --| GND | --| MR | --| RESET | --| RESET_OUT | --| GPOUT | --| GND | |___________| ```

Functional Features

• Voltage Monitoring: Monitors the supply voltage and asserts a reset signal when it falls below the threshold voltage.
• Power-On Reset: Generates a reset signal during power-up and maintains it until the supply voltage stabilizes.
• Manual Reset Input: Allows an external signal to assert a reset condition.
• Reset Output: Provides an active-low reset signal to the microcontroller or system.
• General-Purpose Output: Can be configured as a push-pull or open-drain output.

Advantages and Disadvantages

Advantages: - Low-power operation extends battery life in portable applications. - Wide supply voltage range allows compatibility with various systems. - Small package size saves board space. - Easy integration into existing designs.

Disadvantages: - Limited threshold voltage options may not suit all applications. - Lack of advanced features compared to more specialized voltage monitoring ICs.

Working Principles

The MAX16038PLA29+T operates by continuously monitoring the supply voltage using an internal voltage reference and comparator. When the supply voltage drops below the threshold voltage, the reset output is asserted, signaling a reset condition to the microcontroller or system. The power-on reset feature ensures a reliable reset during power-up, preventing any undefined behavior.

Detailed Application Field Plans

The MAX16038PLA29+T finds applications in various fields, including:

1. Embedded Systems: Provides voltage monitoring and reset functionality for microcontrollers, ensuring proper operation and preventing data corruption during power fluctuations.
2. Industrial Automation: Monitors power supply voltages in control systems, enabling safe shutdown or recovery procedures in case of voltage anomalies.
3. Automotive Electronics: Ensures reliable operation of electronic control units (ECUs) by monitoring supply voltages and initiating system resets when necessary.
4. Consumer Electronics: Protects sensitive digital circuits from voltage variations, enhancing the overall reliability and lifespan of devices such as smartphones, tablets, and gaming consoles.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MAX16038PLA29+T include:

1. MAX16039PLA29+T: Similar to MAX16038PLA29+T but with a different threshold voltage option (2.9V).
2. MAX16040PLA29+T: Offers additional features like adjustable reset timeout period and manual reset input.
3. LTC2917CMS#PBF: Voltage monitor and reset circuit with programmable threshold voltage and adjustable reset timeout.

These alternative models provide flexibility in choosing the most suitable voltage monitoring and reset solution based on specific application requirements.

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