MAX16056ATA29+T

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Voltage Supervisors
• Characteristics: Low Power, Precision, Reset Timer
• Package: 8-TDFN (2x2)
• Essence: MAX16056ATA29+T is a voltage supervisor IC that monitors the power supply voltage of a system and provides a reset signal to the microcontroller or other digital logic when the voltage falls below a certain threshold.
• Packaging/Quantity: Tape & Reel (3000 pieces per reel)

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.93V
• Reset Timeout Period: 140ms
• Quiescent Current: 3µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX16056ATA29+T has the following pin configuration:

```

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| | --| VCC | --| GND | --| RESET | --| MR | --| GPOUT | --| TH | --| TRIP | |___________| ```

Functional Features

1. Voltage Monitoring: The MAX16056ATA29+T continuously monitors the input voltage and compares it with the threshold voltage set by the TH pin.
2. Reset Signal Generation: When the input voltage falls below the threshold voltage, the MAX16056ATA29+T asserts the RESET pin, providing a reset signal to the connected microcontroller or digital logic.
3. Reset Timeout: The reset signal remains asserted for a fixed timeout period (140ms) after the input voltage rises above the threshold voltage again.
4. Manual Reset: The MR pin allows for manual resetting of the device, overriding the automatic reset functionality.
5. Power-On Reset: The MAX16056ATA29+T generates a reset signal upon power-up, ensuring proper initialization of the system.

Advantages and Disadvantages

Advantages

• Low power consumption (3µA typical)
• Precision voltage monitoring
• Small package size (8-TDFN)
• Wide operating temperature range (-40°C to +85°C)

Disadvantages

• Fixed reset timeout period may not be suitable for all applications
• Limited threshold voltage options (2.93V in this model)

Working Principles

The MAX16056ATA29+T operates by comparing the input voltage with the threshold voltage set by the TH pin. When the input voltage falls below the threshold voltage, the device asserts the RESET pin, providing a reset signal to the connected microcontroller or digital logic. The reset signal remains asserted for a fixed timeout period (140ms) after the input voltage rises above the threshold voltage again. The device also allows for manual resetting through the MR pin.

Application Field Plans

The MAX16056ATA29+T is commonly used in various electronic systems where reliable voltage monitoring and reset functionality are required. Some potential application fields include:

1. Microcontrollers and Microprocessors: Ensuring proper initialization and reliable operation of embedded systems.
2. Industrial Control Systems: Monitoring power supply voltages in industrial automation equipment.
3. Automotive Electronics: Providing reset signals to critical components in automotive systems.
4. Medical Devices: Ensuring safe operation and protection against voltage fluctuations in medical equipment.
5. Consumer Electronics: Voltage supervision in devices such as smart home appliances, gaming consoles, etc.

Alternative Models

1. MAX16055ATA29+T: Similar to MAX16056ATA29+T but with a different threshold voltage option (2.93V).
2. MAX16057ATA29+T: Voltage supervisor IC with adjustable threshold voltage and longer reset timeout period.
3. MAX16058ATA29+T: Voltage supervisor IC with additional power-on reset delay functionality.

These alternative models provide flexibility in terms of threshold voltage options, reset timeout periods, and additional features to suit different application requirements.

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