MAX16025TE+T

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Voltage Supervisors
• Characteristics: Low Power, Precision, Reset Timer
• Package: 6-WLP (1.5x1.5)
• Essence: The MAX16025TE+T 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 specified threshold.
• Packaging/Quantity: Tape & Reel (3000 pieces per reel)

Specifications

The MAX16025TE+T has the following specifications:

• Supply Voltage Range: 1.6V to 5.5V
• Threshold Voltage Options: 2.5V, 3.0V, 3.3V, 3.6V
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Quiescent Current: 1.5µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX16025TE+T features a 6-WLP package with the following pin configuration:

┌───┬───┐ │ 1 │ 2 │ ├───┼───┤ │ 3 │ 4 │ ├───┼───┤ │ 5 │ 6 │ └───┴───┘

Pin Description: 1. GND: Ground 2. RESET: Active-Low Reset Output 3. MR: Manual Reset Input 4. VCC: Supply Voltage 5. TH: Threshold Voltage Selection 6. NC: No Connection

Functional Features

The MAX16025TE+T offers the following functional features:

1. Voltage Monitoring: Monitors the power supply voltage and asserts a reset signal when it falls below the threshold voltage.
2. Adjustable Reset Timeout: The reset timeout period can be adjusted using an external capacitor, allowing customization for specific applications.
3. Manual Reset Input: Provides a manual reset input (MR) to force a system reset when necessary.
4. Low Power Consumption: Consumes only 1.5µA of quiescent current, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - Precise voltage monitoring - Adjustable reset timeout period - Low power consumption - Small package size

Disadvantages: - Limited threshold voltage options - No internal pull-up resistor for MR pin

Working Principles

The MAX16025TE+T operates by continuously monitoring the supply voltage connected to the VCC pin. When the voltage drops below the selected threshold voltage (determined by the TH pin), the RESET pin is asserted low, indicating a system reset condition. The reset remains active until the supply voltage rises above the threshold voltage and the reset timeout period elapses.

Detailed Application Field Plans

The MAX16025TE+T finds applications in various fields, including:

1. Embedded Systems: Provides reliable power supply monitoring and reset functionality for microcontrollers, DSPs, and other embedded systems.
2. Industrial Control Systems: Ensures proper operation and protection of critical components in industrial control systems.
3. Automotive Electronics: Used in automotive applications to monitor the vehicle's power supply and trigger a reset if necessary.
4. Consumer Electronics: Enables safe power management in consumer electronic devices such as smartphones, tablets, and portable gaming consoles.

Detailed and Complete Alternative Models

Here are some alternative models that offer similar functionality to the MAX16025TE+T:

1. MAX16050: Voltage supervisor with adjustable threshold voltage and watchdog timer.
2. MAX16032: Dual-voltage supervisor with manual reset input and adjustable reset timeout.
3. MAX16042: Voltage supervisor with integrated power-fail comparator and adjustable reset timeout.

These alternative models provide options for different voltage thresholds, additional features, and package variations to suit specific application requirements.

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