MAX6794TPTD2+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX6794TPTD2+ belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for voltage monitoring and power supply sequencing in various electronic devices.

Characteristics

• Voltage monitoring capabilities
• Power supply sequencing functionality
• High precision and accuracy
• Low power consumption
• Compact package size

Package

The MAX6794TPTD2+ is available in a small Thin Film Transistor (TFT) package.

Essence

The essence of MAX6794TPTD2+ lies in its ability to monitor voltages and sequence power supplies effectively, ensuring proper functioning of electronic devices.

Packaging/Quantity

This IC is typically packaged in reels or tubes, with a standard quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 1.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active-Low, Open-Drain
• Quiescent Current: 10µA (typical)
• Threshold Voltage Accuracy: ±1%
• Power Supply Sequencing Delay: 100ms (typical)

Detailed Pin Configuration

The MAX6794TPTD2+ has a total of 6 pins:

1. GND: Ground pin
2. IN: Input voltage pin
3. RESET#: Active-low reset output pin
4. POK: Power OK output pin
5. EN#: Active-low enable input pin
6. VCC: Power supply pin

Functional Features

1. Voltage Monitoring: The MAX6794TPTD2+ can accurately monitor the input voltage and provide a reset signal when it falls below a certain threshold.
2. Power Supply Sequencing: This IC ensures proper power supply sequencing by delaying the enable signal until the input voltage reaches a specified level.
3. Active-Low Outputs: The RESET# and POK pins provide active-low outputs, which can be easily interfaced with other digital circuits.
4. Low Power Consumption: With a quiescent current of only 10µA, this IC minimizes power consumption, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• High precision voltage monitoring
• Efficient power supply sequencing
• Low power consumption
• Compact package size

Disadvantages

• Limited input voltage range (1.5V to 5.5V)
• Requires external components for complete functionality

Working Principles

The MAX6794TPTD2+ operates based on a voltage comparator circuit. It compares the input voltage with a reference voltage and generates appropriate output signals based on the comparison result. The IC also incorporates a delay circuit to ensure proper power supply sequencing.

Detailed Application Field Plans

The MAX6794TPTD2+ finds applications in various electronic devices where voltage monitoring and power supply sequencing are critical. Some common application fields include:

1. Mobile Devices: Ensuring stable power supply during battery charging and discharging processes.
2. Industrial Automation: Monitoring and controlling power supply to different modules and subsystems.
3. Automotive Electronics: Sequencing power supply to various components during vehicle startup and shutdown.
4. Medical Equipment: Maintaining reliable power supply for critical medical devices.

Detailed and Complete Alternative Models

1. MAX6795TPTD2+: Similar to MAX6794TPTD2+, but with extended input voltage range (1.5V to 16V).
2. MAX6796TPTD2+: Offers additional features such as overvoltage protection and adjustable reset threshold.
3. MAX6797TPTD2+: Provides multiple power supply sequencing options and adjustable delay times.

These alternative models offer similar functionality to the MAX6794TPTD2+ but with additional features or expanded specifications.

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