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TPS3828-33DBVT
Product Overview
Category
The TPS3828-33DBVT 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: 3.3V
- Low quiescent current: 10µA (typical)
- Wide operating temperature range: -40°C to +125°C
- Adjustable power-on reset delay time
- Open-drain output
- Small package size: SOT-23-5
Package
The TPS3828-33DBVT is available in a small SOT-23-5 package.
Essence
The essence of the TPS3828-33DBVT is to provide reliable voltage monitoring and reset generation in electronic systems.
Packaging/Quantity
The TPS3828-33DBVT is typically packaged in reels, with 3000 units per reel.
Specifications
- Supply voltage range: 1.6V to 6.0V
- Reset threshold accuracy: ±2%
- Power-on reset delay time options: 100ms, 200ms, 400ms, or 800ms
- Operating current: 10µA (typical)
- Output type: Open-drain
- Output voltage low: 0.4V (maximum)
- Operating temperature range: -40°C to +125°C
Detailed Pin Configuration
The TPS3828-33DBVT has the following pin configuration:
- GND (Ground)
- MR (Manual Reset)
- VDD (Supply Voltage)
- RESET (Reset Output)
- NC (No Connection)
Functional Features
- Accurate monitoring of supply voltage
- Power-on reset generation
- Manual reset input for system control
- Open-drain reset output for easy integration with other devices
- Adjustable power-on reset delay time for flexibility
Advantages and Disadvantages
Advantages
- Wide operating temperature range allows for use in various environments
- Low quiescent current minimizes power consumption
- Small package size enables space-saving designs
- Accurate voltage threshold ensures reliable monitoring
Disadvantages
- Limited reset threshold options (only 3.3V available)
- Open-drain output may require additional components for certain applications
Working Principles
The TPS3828-33DBVT works by continuously monitoring the supply voltage. When the voltage drops below the preset threshold (3.3V), the device generates a reset signal. This signal can be used to initiate system reset or perform other control functions. The power-on reset delay time can be adjusted to accommodate different system requirements.
Detailed Application Field Plans
The TPS3828-33DBVT finds applications in various electronic systems where voltage monitoring and reset generation are critical. Some potential application fields include:
- Microcontrollers and microprocessors
- Industrial automation systems
- Automotive electronics
- Power management circuits
- Battery-powered devices
- Communication equipment
Detailed and Complete Alternative Models
- TPS3820-33DBVT: Similar to TPS3828-33DBVT, but with a fixed 3.3V threshold.
- TPS3839K33DBVR: Offers adjustable threshold and additional features like watchdog timer.
- MAX823LEUK+: Voltage supervisor with adjustable threshold and push-pull output.
- ADM6315-26D2ARTZ-R7: Provides adjustable threshold and manual reset input.
These alternative models offer similar functionality and can be considered based on specific requirements.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TPS3828-33DBVT en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of TPS3828-33DBVT in technical solutions:
Q: What is TPS3828-33DBVT? A: TPS3828-33DBVT is a voltage supervisor and reset IC manufactured by Texas Instruments.
Q: What is the purpose of TPS3828-33DBVT in technical solutions? A: TPS3828-33DBVT is used to monitor the power supply voltage and generate a reset signal when the voltage falls below a certain threshold.
Q: What is the operating voltage range of TPS3828-33DBVT? A: TPS3828-33DBVT operates within a voltage range of 1.6V to 6.0V.
Q: How does TPS3828-33DBVT ensure reliable system operation? A: TPS3828-33DBVT provides a reset signal to the microcontroller or other digital devices, ensuring that they start up correctly and operate reliably.
Q: Can TPS3828-33DBVT be used in battery-powered applications? A: Yes, TPS3828-33DBVT can be used in battery-powered applications as it has a low quiescent current consumption of typically 5µA.
Q: What is the typical reset threshold voltage of TPS3828-33DBVT? A: The typical reset threshold voltage of TPS3828-33DBVT is 3.08V.
Q: Does TPS3828-33DBVT have any built-in delay for the reset signal? A: Yes, TPS3828-33DBVT has a fixed delay time of approximately 200ms to ensure a stable power supply before releasing the reset signal.
Q: Can TPS3828-33DBVT be used in automotive applications? A: Yes, TPS3828-33DBVT is suitable for automotive applications as it meets the AEC-Q100 qualification requirements.
Q: What is the package type of TPS3828-33DBVT? A: TPS3828-33DBVT is available in a SOT-23-5 package, which is small and easy to integrate into various designs.
Q: Are there any additional features or protections provided by TPS3828-33DBVT? A: Yes, TPS3828-33DBVT includes features like power-on reset, watchdog timer, and manual reset input, providing additional functionality and protection to the system.
Please note that these answers are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.