TPS386040RGPR

Product Overview

Category

The TPS386040RGPR belongs to the category of voltage supervisors.

Use

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

Characteristics

• Voltage threshold detection
• Reset generation during power-up, power-down, and brownout conditions
• Low quiescent current consumption
• Wide operating voltage range
• Small package size

Package

The TPS386040RGPR is available in a small 20-pin VQFN package.

Essence

The essence of the TPS386040RGPR is its ability to monitor voltage levels and generate reset signals when necessary, ensuring the proper functioning of electronic systems.

Packaging/Quantity

The TPS386040RGPR is typically sold in reels, with each reel containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Operating Voltage Range: 1.6V to 6.5V
• Threshold Accuracy: ±1.5%
• Quiescent Current: 2.5µA (typical)
• Power-On Reset Delay: 200ms (typical)
• Manual Reset Input
• Watchdog Timer Functionality

Detailed Pin Configuration

The TPS386040RGPR has a total of 20 pins. Here is a detailed pin configuration:

1. VDD - Power supply input
2. GND - Ground reference
3. MR - Manual reset input
4. RESET - Reset output
5. WDI - Watchdog input
6. NC - No connection
7. NC - No connection
8. NC - No connection
9. NC - No connection
10. NC - No connection
11. NC - No connection
12. NC - No connection
13. NC - No connection
14. NC - No connection
15. NC - No connection
16. NC - No connection
17. NC - No connection
18. NC - No connection
19. NC - No connection
20. NC - No connection

Functional Features

• Voltage threshold detection: The TPS386040RGPR can detect voltage levels and compare them to a predefined threshold.
• Reset generation: It generates reset signals when the voltage levels fall below the threshold, ensuring proper system operation during power-up, power-down, and brownout conditions.
• Low quiescent current consumption: The device consumes minimal current in standby mode, reducing power consumption.
• Wide operating voltage range: It can operate within a wide voltage range, making it suitable for various applications.
• Manual reset input: The TPS386040RGPR includes a manual reset input for external control of the reset function.
• Watchdog timer functionality: It incorporates a watchdog timer that can be used to monitor system activity and generate a reset signal if necessary.

Advantages and Disadvantages

Advantages

• Accurate voltage threshold detection
• Reliable reset generation
• Low power consumption
• Versatile operating voltage range
• Compact package size

Disadvantages

• Limited pin configuration options
• Lack of advanced features compared to higher-end voltage supervisors

Working Principles

The TPS386040RGPR operates by continuously monitoring the voltage levels at its input. When the voltage falls below a predefined threshold, it triggers the reset generation circuitry, which asserts the reset output. This ensures that the connected electronic system is properly reset and starts functioning correctly. The device also includes a watchdog timer that monitors system activity and generates a reset signal if no activity is detected within a specified time period.

Detailed Application Field Plans

The TPS386040RGPR finds applications in various fields where voltage monitoring and reset generation are critical. Some potential application areas include:

1. Microcontrollers and microprocessors
2. Embedded systems
3. Power management circuits
4. Industrial automation
5. Automotive electronics
6. Consumer electronics

Detailed and Complete Alternative Models

• TPS386040RGPT: Similar to TPS386040RGPR, but available in a tape and reel packaging option.
• TPS386040RGPTG4: Similar to TPS386040RGPT, but with improved specifications and additional features.

These alternative models offer similar functionality and can be considered as alternatives to the TPS386040RGPR depending on specific requirements and preferences.

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