TPS3106E16DBVR

Overview

Category: Integrated Circuits (ICs)

Use: Power Management IC

Characteristics: - Low-power voltage supervisor with programmable delay time - Monitors the power supply voltage and asserts a reset signal when the voltage drops below a preset threshold - Programmable delay time allows for customization based on specific application requirements

Package: SOT-23-5

Essence: The TPS3106E16DBVR is an integrated circuit that serves as a low-power voltage supervisor. It ensures stable operation of electronic devices by monitoring the power supply voltage and generating a reset signal when the voltage falls below a predetermined threshold.

Packaging/Quantity: The TPS3106E16DBVR is available in a small outline transistor (SOT) package, specifically SOT-23-5. It is typically sold in reels or tubes containing multiple units.

Specifications

The TPS3106E16DBVR has the following specifications:

• Supply Voltage Range: 0.7V to 5.5V
• Reset Threshold Voltage Options: 1.6V, 2.1V, 2.3V, 2.5V, 2.6V, 2.8V, 3.1V, 3.3V, 4.38V
• Programmable Delay Time: 10ms, 20ms, 40ms, 80ms, 160ms, 320ms, 640ms, 1280ms
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The TPS3106E16DBVR has a total of five pins arranged as follows:

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| | | 1 2| | 3 4| |____| 5 ```

Pin Description: 1. GND: Ground connection 2. MR: Manual reset input pin 3. VDD: Power supply voltage input 4. RST: Reset output 5. NC: No connection

Functional Features

The TPS3106E16DBVR offers the following functional features:

• Low-power consumption: The IC operates with low power requirements, making it suitable for battery-powered applications.
• Programmable delay time: The delay time can be customized to meet specific application needs, allowing flexibility in system design.
• Wide supply voltage range: The IC can operate within a wide range of supply voltages, enhancing its compatibility with various power sources.
• Reset signal generation: It generates a reset signal when the power supply voltage falls below the preset threshold, ensuring proper device operation.

Advantages and Disadvantages

Advantages: - Low-power consumption extends battery life in portable devices. - Customizable delay time allows for tailored system behavior. - Wide supply voltage range enhances versatility. - Reset signal generation ensures reliable operation.

Disadvantages: - Limited number of available reset threshold voltage options. - SOT-23-5 package may not be suitable for all applications requiring higher pin counts.

Working Principles

The TPS3106E16DBVR operates by continuously monitoring the power supply voltage. When the voltage drops below the preset threshold, the IC asserts a reset signal. This signal remains active until the voltage rises above the threshold and the programmable delay time elapses. The delay time prevents false resets caused by temporary voltage fluctuations.

Application Field Plans

The TPS3106E16DBVR is commonly used in various applications, including but not limited to:

1. Battery-powered devices: It ensures stable operation and protects against unexpected shutdowns due to low battery voltage.
2. Embedded systems: The IC provides a reliable reset mechanism, enhancing the overall system's robustness.
3. Industrial automation: It helps maintain consistent operation by monitoring power supply voltage in critical control systems.
4. Automotive electronics: The IC contributes to the reliable functioning of automotive components, preventing potential malfunctions caused by voltage drops.

Alternative Models

In addition to the TPS3106E16DBVR, there are several alternative models available that offer similar functionality:

1. TPS3103E16DBVR
2. TPS3105E16DBVR
3. TPS3108E16DBVR
4. TPS3110E16DBVR

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

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