TPS3125J18DBVT

Product Overview

Category

The TPS3125J18DBVT belongs to the category of voltage supervisors.

Use

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

Characteristics

• Voltage supervisors ensure stable power supply by monitoring input voltages.
• The TPS3125J18DBVT provides accurate voltage monitoring with adjustable threshold levels.
• It offers a wide operating voltage range and low quiescent current consumption.
• This device is designed to be highly reliable and efficient.

Package

The TPS3125J18DBVT comes in a small SOT-23 package, which is suitable for space-constrained applications.

Essence

The essence of the TPS3125J18DBVT lies in its ability to monitor and regulate voltage levels, ensuring the proper functioning of electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Input Voltage Range: 1.2V to 6.5V
• Adjustable Threshold Voltage: 0.8V to 5.5V
• Quiescent Current: 3µA (typical)
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active Low/Open Drain

Detailed Pin Configuration

The TPS3125J18DBVT has the following pin configuration:

1. GND (Ground)
2. VDD (Supply Voltage)
3. MR (Manual Reset)
4. RESET (Reset Output)

Functional Features

• Accurate voltage monitoring with adjustable threshold levels.
• Manual reset function for system control.
• Open-drain reset output for easy integration with other devices.
• Low quiescent current consumption for power efficiency.
• Wide operating voltage range for versatility.

Advantages and Disadvantages

Advantages

• Precise voltage monitoring ensures system stability.
• Adjustable threshold levels provide flexibility for different applications.
• Small package size allows for space-saving designs.
• Low quiescent current consumption minimizes power wastage.

Disadvantages

• Lack of built-in protection features against overvoltage or undervoltage conditions.
• Limited pin configuration options may restrict certain system designs.

Working Principles

The TPS3125J18DBVT operates by continuously monitoring the input voltage. If the voltage falls below the set threshold level, the reset output is activated, indicating a fault condition. The manual reset function allows for system control, enabling a reset signal to be generated when required.

Detailed Application Field Plans

The TPS3125J18DBVT finds application in various fields, including:

1. Power supply units: Ensuring stable voltage levels in power supplies.
2. Microcontrollers: Monitoring voltage levels to prevent data corruption.
3. Battery-powered devices: Protecting against undervoltage conditions to prolong battery life.
4. Industrial automation: Maintaining reliable operation of control systems.

Detailed and Complete Alternative Models

1. TPS3125J18DBVR: Similar to TPS3125J18DBVT but comes in a smaller SOT-23-5 package.
2. TPS3125J18DBVTE4: Enhanced version with additional features like adjustable delay time.
3. TPS3125J18DBVTE4A: Improved variant with extended operating temperature range.

These alternative models offer similar functionality to the TPS3125J18DBVT but may differ in package size, additional features, or operating specifications.

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