TPS3838L30QDBVRQ1

Product Overview

Category

The TPS3838L30QDBVRQ1 belongs to the category of voltage supervisors.

Use

This product is primarily used for monitoring and supervising the voltage levels in electronic systems.

Characteristics

• Low quiescent current consumption
• Wide operating voltage range
• Adjustable threshold voltage
• High accuracy
• Reset time delay options
• Small package size

Package

The TPS3838L30QDBVRQ1 comes in a small SOT-23 package, which is suitable for space-constrained applications.

Essence

The essence of the TPS3838L30QDBVRQ1 lies in its ability to provide accurate voltage monitoring and reset generation for electronic systems.

Packaging/Quantity

This product is typically available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Supply Voltage Range: 1.5V to 10V
• Threshold Voltage Options: Adjustable from 2.93V to 3.08V
• Quiescent Current: 1.5µA (typical)
• Reset Time Delay Options: 200ms, 400ms, or 600ms
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TPS3838L30QDBVRQ1 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: The TPS3838L30QDBVRQ1 ensures precise monitoring of the supply voltage, providing reliable system protection.
• Manual reset capability: The MR pin allows for manual reset initiation, enabling flexibility in system control.
• Adjustable threshold voltage: The threshold voltage can be adjusted within a specific range to suit different system requirements.
• Reset time delay options: The TPS3838L30QDBVRQ1 offers multiple reset time delay options, allowing customization based on the application's needs.

Advantages and Disadvantages

Advantages

• Low quiescent current consumption helps in power-sensitive applications.
• Wide operating voltage range makes it compatible with various systems.
• Small package size enables usage in space-constrained designs.
• Accurate voltage monitoring ensures system reliability.
• Adjustable threshold voltage provides flexibility.
• Multiple reset time delay options cater to diverse application requirements.

Disadvantages

• Limited availability of alternative models may restrict design choices.
• Lack of additional advanced features compared to some competing products.

Working Principles

The TPS3838L30QDBVRQ1 operates by continuously monitoring the supply voltage. When the voltage falls below the set threshold, the reset output is activated, indicating a low voltage condition. The reset remains active until the voltage rises above the threshold or a manual reset signal is applied.

Detailed Application Field Plans

The TPS3838L30QDBVRQ1 finds applications in various fields, including but not limited to: - Automotive electronics - Industrial control systems - Battery-powered devices - Consumer electronics - Medical equipment

Detailed and Complete Alternative Models

While the TPS3838L30QDBVRQ1 is a reliable voltage supervisor, there are alternative models available in the market that offer similar functionality. Some notable alternatives include: - MAX823: Offers adjustable threshold voltage and multiple reset time delay options. - ADM6315: Provides low quiescent current and adjustable threshold voltage. - MCP1316: Features a wide operating voltage range and small package size.

These alternative models can be considered based on specific application requirements and availability.

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