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TPS3805H33DCKR
Product Overview
Category
The TPS3805H33DCKR belongs to the category of voltage supervisors.
Use
It is primarily used for monitoring and controlling the voltage levels in electronic systems.
Characteristics
- Low-power consumption
- Wide operating voltage range
- Adjustable threshold voltage
- High accuracy
- Small package size
Package
The TPS3805H33DCKR is available in a small SOT-23-5 package.
Essence
The essence of the TPS3805H33DCKR lies in its ability to provide accurate voltage monitoring and supervision in various electronic applications.
Packaging/Quantity
The TPS3805H33DCKR is typically packaged in reels, with 3000 units per reel.
Specifications
- Supply Voltage Range: 1.6V to 6.5V
- Threshold Voltage Options: 2.93V, 3.08V, 3.3V, 3.63V
- Operating Temperature Range: -40°C to +85°C
- Quiescent Current: 4µA (typical)
- Power-On Reset Delay Time: 200ms (typical)
Detailed Pin Configuration
The TPS3805H33DCKR has the following pin configuration:
- GND (Ground)
- VDD (Supply Voltage)
- RESET (Output)
- MR (Manual Reset)
- N/C (No Connection)
Functional Features
- Undervoltage detection and reset generation
- Manual reset input for system control
- Adjustable threshold voltage for precise monitoring
- Power-on reset delay to ensure stable operation during power-up
Advantages and Disadvantages
Advantages
- Low power consumption helps in energy-efficient designs.
- Wide operating voltage range allows compatibility with various systems.
- Adjustable threshold voltage provides flexibility in voltage monitoring.
- Small package size enables space-saving designs.
Disadvantages
- Limited number of threshold voltage options may not suit all applications.
- Lack of additional features such as hysteresis or watchdog timer.
Working Principles
The TPS3805H33DCKR operates by continuously monitoring the supply voltage. If the voltage falls below the set threshold, it triggers a reset signal to the system. The manual reset input allows for external control over the reset function. The power-on reset delay ensures that the system remains stable during power-up.
Detailed Application Field Plans
The TPS3805H33DCKR finds applications in various fields, including:
- Power management systems
- Battery-powered devices
- Industrial automation
- Automotive electronics
- Consumer electronics
Detailed and Complete Alternative Models
Some alternative models to the TPS3805H33DCKR include:
- TPS3808G01DBVR
- MAX809SEUR-T
- ADM708TARZ
- MCP101T-450I/TT
These alternatives offer similar functionality and can be considered based on specific application requirements.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací TPS3805H33DCKR v technických řešeních
Sure! Here are 10 common questions and answers related to the application of TPS3805H33DCKR in technical solutions:
Q: What is the TPS3805H33DCKR? A: The TPS3805H33DCKR is a voltage supervisor and reset IC designed to monitor the power supply voltage of a system and assert a reset signal if the voltage falls below a specified threshold.
Q: What is the operating voltage range of the TPS3805H33DCKR? A: The TPS3805H33DCKR operates within a voltage range of 1.6V to 6.0V.
Q: How does the TPS3805H33DCKR assert a reset signal? A: When the monitored voltage drops below the threshold voltage, the TPS3805H33DCKR pulls the RESET pin low, indicating a reset condition.
Q: Can I adjust the threshold voltage of the TPS3805H33DCKR? A: No, the TPS3805H33DCKR has a fixed threshold voltage of 3.08V.
Q: What is the typical quiescent current consumption of the TPS3805H33DCKR? A: The TPS3805H33DCKR has a typical quiescent current consumption of 7 µA.
Q: Is the TPS3805H33DCKR suitable for battery-powered applications? A: Yes, the low quiescent current and wide operating voltage range make the TPS3805H33DCKR suitable for battery-powered applications.
Q: Does the TPS3805H33DCKR have any built-in delay for the reset signal? A: Yes, the TPS3805H33DCKR has a fixed delay of approximately 200 ms to ensure stable power supply before releasing the reset signal.
Q: Can I use the TPS3805H33DCKR in an automotive application? A: Yes, the TPS3805H33DCKR is qualified for automotive applications and meets the AEC-Q100 standard.
Q: What is the package type of the TPS3805H33DCKR? A: The TPS3805H33DCKR comes in a small SOT-23-5 package.
Q: Are there any additional features or protections provided by the TPS3805H33DCKR? A: Yes, the TPS3805H33DCKR includes features like hysteresis, manual reset input, and overvoltage protection to enhance system reliability.
Please note that these answers are based on general information about the TPS3805H33DCKR. It's always recommended to refer to the datasheet and consult with the manufacturer for specific details and application requirements.