TPS3825-33DBVT

Product Overview

Category

The TPS3825-33DBVT belongs to the category of voltage supervisors.

Use

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

Characteristics

• Voltage supervision: The TPS3825-33DBVT ensures that the voltage remains within a specified range.
• Reset function: It provides a reset signal when the voltage falls below a predetermined threshold.
• Low power consumption: The device operates with low power consumption, making it suitable for battery-powered applications.
• Wide operating temperature range: It can operate in a wide temperature range, making it suitable for various environments.

Package

The TPS3825-33DBVT comes in a small SOT-23 package.

Essence

The essence of the TPS3825-33DBVT is its ability to monitor and control voltage levels, ensuring stable operation of electronic systems.

Packaging/Quantity

The TPS3825-33DBVT is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Supply voltage range: 2.5V to 6V
• Threshold voltage: 3.3V
• Quiescent current: 10µA (typical)
• Power-on reset time: 20ms (typical)
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The TPS3825-33DBVT has the following pin configuration:

1. GND: Ground connection
2. MR: Manual reset input
3. VDD: Supply voltage input
4. RESET: Reset output

Functional Features

• Undervoltage detection: Monitors the supply voltage and generates a reset signal if it falls below the threshold voltage.
• Manual reset: Allows for manual resetting of the device through the MR pin.
• Power-on reset delay: Provides a delay before generating the reset signal after power is applied, ensuring stable operation during power-up.

Advantages and Disadvantages

Advantages

• Accurate voltage monitoring
• Low power consumption
• Small package size
• Wide operating temperature range

Disadvantages

• Limited threshold voltage options
• Manual reset may not be suitable for all applications

Working Principles

The TPS3825-33DBVT works by continuously monitoring the supply voltage. If the voltage falls below the threshold voltage, it generates a reset signal to ensure proper system operation. The device also includes a manual reset feature, allowing for external control of the reset function.

Detailed Application Field Plans

The TPS3825-33DBVT can be used in various applications, including: 1. Battery-powered devices: Ensures proper voltage levels to maximize battery life. 2. Microcontrollers: Provides reliable reset signals during power-up and voltage fluctuations. 3. Industrial automation: Monitors voltage levels in control systems to prevent malfunctions.

Detailed and Complete Alternative Models

Some alternative models to the TPS3825-33DBVT include: - TPS3820-33DBVT: Similar functionality with a lower threshold voltage of 3.0V. - TPS3839K33DBVR: Offers adjustable threshold voltage for more flexibility. - MAX823LEUK+: Provides additional features such as watchdog timer functionality.

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