MAX16048ETN+T

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Voltage Supervisors
• Characteristics: Low Power, Precision, Reset Timer
• Package: 6-TDFN (2x2)
• Essence: MAX16048ETN+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 (TR), 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.5V to 5.5V
• Threshold Voltage Options: 1.8V, 2.5V, 3.3V
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1.5µA (typical)

Pin Configuration

The MAX16048ETN+T has a 6-pin Thin Dual Flat No-Lead (TDFN) package with the following pin configuration:

```

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

Functional Features

1. Voltage Monitoring: The MAX16048ETN+T continuously monitors the input voltage and compares it with the user-programmable threshold voltage.
2. Reset Generation: When the input voltage falls below the threshold voltage, the MAX16048ETN+T asserts the reset signal, ensuring proper system initialization.
3. Adjustable Reset Timeout: The reset timeout period can be adjusted using an external capacitor, allowing flexibility in defining the duration of the reset signal.
4. Low Power Consumption: The IC operates with a low quiescent current of 1.5µA, 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 - Not suitable for high-voltage applications

Working Principles

The MAX16048ETN+T works by comparing the input voltage (VCC) with the threshold voltage (TH). When VCC falls below TH, the internal comparator triggers, asserting the reset signal (RESET). The reset signal remains active until the voltage rises above the threshold and the reset timeout period elapses.

Application Field Plans

The MAX16048ETN+T is commonly used in various applications where reliable system initialization is critical. Some potential application fields include:

1. Microcontroller Systems: Ensuring proper initialization of microcontrollers to prevent data corruption or erratic behavior.
2. Industrial Control Systems: Monitoring power supply voltages in industrial automation systems to maintain stable operation.
3. Automotive Electronics: Providing reset signals to automotive control units to ensure safe and reliable operation.
4. Battery-Powered Devices: Protecting battery-powered devices from undervoltage conditions that can lead to data loss or system malfunction.

Alternative Models

1. MAX16049ETN+T: Similar to MAX16048ETN+T but with additional features such as manual reset and watchdog timer functionality.
2. MAX16050ETN+T: Voltage supervisor IC with adjustable threshold voltage and higher operating temperature range.
3. MAX16051ETN+T: Dual voltage supervisor IC capable of monitoring two independent power supplies simultaneously.

These alternative models offer similar functionality to the MAX16048ETN+T but may have different specifications or additional features to suit specific application requirements.

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