TPS3306-18DG4

Product Overview

Category

The TPS3306-18DG4 belongs to the category of voltage supervisors.

Use

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

Characteristics

• Voltage supervision: The TPS3306-18DG4 ensures that the voltage remains within specified limits.
• Reset generation: It generates a reset signal when the voltage falls below or rises above the desired threshold.
• Low power consumption: The device operates with low power consumption, making it suitable for battery-powered applications.
• Wide operating temperature range: It can function reliably across a wide temperature range, making it suitable for various environments.

Package

The TPS3306-18DG4 comes in a small outline package (SOP) with 8 pins.

Essence

The essence of the TPS3306-18DG4 is to provide voltage supervision and reset generation capabilities in electronic systems.

Packaging/Quantity

The TPS3306-18DG4 is typically packaged in reels or tubes. The quantity per reel or tube depends on the manufacturer's specifications.

Specifications

• Supply voltage range: 2.5V to 18V
• Threshold voltage accuracy: ±1.5%
• Operating temperature range: -40°C to +125°C
• Quiescent current: 10µA (typical)
• Power-on reset time: 20ms (typical)

Pin Configuration

The TPS3306-18DG4 has the following pin configuration:

1. GND: Ground connection
2. MR: Manual reset input
3. VDD: Positive supply voltage
4. RESET: Reset output
5. VIT: Internal voltage reference
6. TH: Threshold voltage input
7. CT: Capacitor connection for reset delay
8. NC: No connection

Functional Features

• Voltage monitoring: The TPS3306-18DG4 continuously monitors the voltage level and compares it with the threshold voltage.
• Reset generation: When the voltage falls below or rises above the threshold, the device generates a reset signal to initiate system recovery.
• Manual reset: The MR pin allows for manual reset control, enabling system restart when required.
• Adjustable threshold: The TH pin allows users to set the desired threshold voltage according to their specific application requirements.

Advantages and Disadvantages

Advantages

• Reliable voltage supervision and reset generation capabilities
• Low power consumption
• Wide operating temperature range
• Adjustable threshold voltage

Disadvantages

• Limited number of pins for additional functionalities
• Requires an external capacitor for reset delay

Working Principles

The TPS3306-18DG4 operates by continuously monitoring the input voltage. It compares the voltage with the threshold voltage set by the user. If the voltage falls below or rises above this threshold, the device generates a reset signal. This signal can be used to initiate system recovery or perform other necessary actions.

Detailed Application Field Plans

The TPS3306-18DG4 finds applications in various electronic systems where voltage monitoring and reset generation are critical. Some potential application fields include:

1. Microcontrollers: Ensuring stable power supply and system integrity during operation.
2. Industrial automation: Monitoring voltage levels in control systems to prevent malfunctions.
3. Automotive electronics: Providing reliable voltage supervision in automotive applications.
4. Power management: Protecting sensitive components from voltage fluctuations.

Detailed and Complete Alternative Models

1. TPS3307-18DG4: Similar to TPS3306-18DG4 but with additional features such as adjustable reset timeout.
2. TPS3310-18DG4: Offers higher voltage range and more advanced voltage monitoring capabilities.
3. TPS3308-18DG4: Provides enhanced fault detection and reporting features.

These alternative models offer similar functionalities to the TPS3306-18DG4 but may have additional features or specifications that cater to specific application requirements.

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