TPS3707-50DR

Product Overview

Category

The TPS3707-50DR belongs to the category of voltage supervisors.

Use

It is primarily used for monitoring and supervising voltage levels in electronic systems.

Characteristics

• Voltage threshold: 5.0V
• Supply voltage range: 1.8V to 6.5V
• Low quiescent current: 3µA (typical)
• Adjustable delay time
• Open-drain output
• Wide temperature range: -40°C to +125°C

Package

The TPS3707-50DR is available in a small SOT-23 package.

Essence

The essence of the TPS3707-50DR is its ability to provide accurate voltage monitoring and supervision, ensuring the reliable operation of electronic systems.

Packaging/Quantity

The TPS3707-50DR is typically packaged in reels, with 3000 units per reel.

Specifications

• Voltage threshold accuracy: ±1.5%
• Hysteresis voltage: 2.5%
• Delay time options: 20ms, 100ms, 200ms, or adjustable
• Quiescent current: 3µA (typical)
• Output type: Open-drain
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The TPS3707-50DR has the following pin configuration:

1. GND (Ground)
2. VDD (Supply voltage)
3. RESET (Output)

Functional Features

• Accurate voltage monitoring: The TPS3707-50DR ensures that the voltage remains within the desired range by providing a reliable reset signal when the voltage falls below the threshold.
• Adjustable delay time: The device allows users to set the delay time according to their specific requirements.
• Open-drain output: The open-drain output allows for easy integration with other components in the system.
• Wide operating temperature range: The TPS3707-50DR can operate reliably in extreme temperature conditions, making it suitable for a wide range of applications.

Advantages and Disadvantages

Advantages

• Accurate voltage monitoring ensures system reliability.
• Adjustable delay time provides flexibility.
• Low quiescent current minimizes power consumption.
• Small package size allows for space-saving designs.
• Wide operating temperature range enables use in various environments.

Disadvantages

• Limited voltage threshold options.
• Open-drain output may require additional circuitry for certain applications.

Working Principles

The TPS3707-50DR works by comparing the input voltage with a fixed threshold. When the voltage falls below the threshold, the device triggers a reset signal. The delay time can be adjusted to allow for temporary voltage fluctuations without triggering a reset. The open-drain output provides a low impedance path to ground when the reset is active.

Detailed Application Field Plans

The TPS3707-50DR finds applications in various fields, including:

1. Power supply monitoring in industrial control systems.
2. Battery management systems in automotive electronics.
3. Voltage supervision in consumer electronics.
4. Overvoltage protection in communication equipment.
5. Fault detection in medical devices.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the TPS3707-50DR include:

1. TPS3707-33DR: Voltage supervisor with a 3.3V threshold.
2. TPS3707-25DR: Voltage supervisor with a 2.5V threshold.
3. TPS3707-12DR: Voltage supervisor with a 1.2V threshold.
4. TPS3707-ADJ: Adjustable voltage supervisor with user-defined threshold.

These alternative models provide options for different voltage thresholds and offer flexibility in various applications.

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