MAX16020LTET+T

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Voltage Supervisors
• Characteristics: Low Power, Precision, Adjustable Threshold, Manual Reset Input
• Package: 6-WDFN Exposed Pad
• Essence: This product is a voltage supervisor IC that monitors the power supply voltage of a system and provides a reset signal when the voltage falls below a certain threshold.
• Packaging/Quantity: Tape & Reel (TR) packaging, 2500 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active-Low, Open Drain
• Reset Threshold Voltage Options: Adjustable or Fixed
• Manual Reset Input: Yes
• Quiescent Current: 3µA (typical)

Detailed Pin Configuration

The MAX16020LTET+T has a 6-pin WDFN package with an exposed pad. The pin configuration is as follows:

1. GND (Ground)
2. MR (Manual Reset Input)
3. VCC (Supply Voltage)
4. RESET (Reset Output)
5. NC (No Connection)
6. GND (Ground)

Functional Features

• Monitors the power supply voltage and asserts a reset signal when it falls below the threshold.
• Provides manual reset capability through the MR pin.
• Adjustable threshold voltage allows flexibility in setting the desired voltage level for triggering the reset signal.
• Low quiescent current ensures minimal power consumption.

Advantages and Disadvantages

Advantages: - Wide supply voltage range enables compatibility with various systems. - Precision monitoring ensures reliable operation. - Adjustable threshold voltage offers customization options. - Manual reset input allows external control over the reset signal.

Disadvantages: - Limited number of pins may restrict the integration of additional features. - Exposed pad package requires careful handling during assembly.

Working Principles

The MAX16020LTET+T operates by continuously monitoring the supply voltage using an internal voltage reference. When the voltage falls below the threshold set by the user, the reset output is asserted, indicating a power failure or low voltage condition. The manual reset input allows the user to manually assert or deassert the reset signal as needed.

Detailed Application Field Plans

The MAX16020LTET+T is commonly used in various applications where reliable power supply monitoring is crucial. Some potential application fields include:

1. Battery-Powered Devices: Ensuring proper shutdown and system integrity when the battery voltage drops below a safe level.
2. Industrial Control Systems: Monitoring power supply voltage to prevent damage to sensitive equipment during voltage fluctuations.
3. Automotive Electronics: Providing reset signals to microcontrollers and other critical components in automotive systems to ensure safe operation.

Detailed and Complete Alternative Models

1. MAX16021LTET+T: Similar to MAX16020LTET+T but with a fixed reset threshold voltage.
2. MAX16022LTET+T: Voltage supervisor IC with adjustable threshold voltage and additional features like watchdog timer and power-fail comparator.
3. MAX16023LTET+T: Dual voltage supervisor IC with independent threshold voltages for monitoring multiple power supplies simultaneously.

These alternative models offer different features and capabilities to suit specific application requirements.

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