TPS3106E09DBVTG4

Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - Low-power voltage supervisor with programmable delay - Monitors system voltages and provides a reset signal to the microcontroller or other digital logic when the voltage drops below a preset threshold - Programmable delay time allows for customization based on specific application requirements

Package: SOT-23 (DBV)

Essence: The TPS3106E09DBVTG4 is an integrated circuit that serves as a low-power voltage supervisor with a programmable delay. It ensures stable operation of electronic systems by monitoring voltage levels and generating a reset signal when necessary.

Packaging/Quantity: The TPS3106E09DBVTG4 is available in a SOT-23 package, and it is typically sold in reels containing a specified quantity of units.

Specifications

• Supply Voltage Range: 0.9V to 10V
• Adjustable Threshold Voltage: 0.4V to 5V
• Programmable Delay Time: 1ms to 10s
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1.8µA (typical)

Pin Configuration

The TPS3106E09DBVTG4 has the following pin configuration:

____ VDD| |GND NC | |RESET GND|____|VDD

• VDD: Positive supply voltage
• GND: Ground reference
• NC: No connection (unused pin)
• RESET: Output reset signal

Functional Features

1. Voltage Monitoring: The TPS3106E09DBVTG4 continuously monitors the system voltage and compares it to a programmable threshold.
2. Reset Generation: When the voltage drops below the threshold, the IC generates a reset signal to ensure proper system operation.
3. Programmable Delay: The delay time between the voltage falling below the threshold and the generation of the reset signal can be customized using external components.

Advantages

• Low-power consumption ensures minimal impact on overall system efficiency.
• Wide supply voltage range allows for compatibility with various applications.
• Adjustable threshold voltage and programmable delay provide flexibility in meeting specific requirements.
• Small SOT-23 package enables space-saving integration into compact designs.

Disadvantages

• Limited number of pins may restrict the availability of additional functionalities.
• Requires external components for customization, which adds complexity to the design.

Working Principles

The TPS3106E09DBVTG4 operates by continuously monitoring the system voltage through the VDD pin. It compares the voltage level to the programmable threshold set by external resistors. If the voltage falls below the threshold, the IC generates a reset signal through the RESET pin. The delay between the voltage drop and the reset signal can be adjusted using external capacitors.

Application Field Plans

The TPS3106E09DBVTG4 is commonly used in various electronic systems that require reliable power management. Some potential application fields include:

1. Battery-Powered Devices: Portable electronics such as smartphones, tablets, and wearables benefit from the TPS3106E09DBVTG4's low-power voltage supervision capabilities.
2. Industrial Control Systems: The IC ensures stable operation of control systems in industrial environments where voltage fluctuations may occur.
3. Automotive Electronics: The TPS3106E09DBVTG4 can be utilized in automotive applications to monitor and regulate voltage levels in critical systems.

Alternative Models

1. TPS3106E09DBVR: Similar to TPS3106E09DBVTG4 but available in a smaller SOT-23 package.
2. TPS3106E09DBVRG4: Same as TPS3106E09DBVR, but with improved performance characteristics.

These alternative models offer similar functionality and can be considered based on specific design requirements.

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