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DS1833-15
Product Overview
Category
DS1833-15 belongs to the category of voltage supervisors.
Use
It is primarily used for monitoring and controlling the power supply voltage in electronic devices.
Characteristics
- Voltage monitoring: DS1833-15 monitors the power supply voltage and provides a reset signal when it falls below a certain threshold.
- Low power consumption: It operates with low power consumption, making it suitable for battery-powered devices.
- Wide operating voltage range: The device can operate within a wide voltage range, typically from 2.5V to 5.5V.
- Adjustable reset threshold: The reset threshold voltage can be adjusted according to the specific requirements of the application.
- Precision voltage reference: DS1833-15 incorporates a precision voltage reference for accurate voltage monitoring.
Package
The DS1833-15 is available in a compact SOT-23 package.
Essence
The essence of DS1833-15 lies in its ability to monitor the power supply voltage and provide a reset signal when necessary, ensuring proper functioning of electronic devices.
Packaging/Quantity
The DS1833-15 is typically packaged in reels containing 3000 units.
Specifications
- Supply Voltage Range: 2.5V to 5.5V
- Reset Threshold Voltage: Adjustable (typically 4.63V)
- Reset Timeout Period: 150ms (typical)
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The DS1833-15 has the following pin configuration:
- VCC: Power supply input
- GND: Ground connection
- RESET: Output reset signal
Functional Features
- Voltage Monitoring: DS1833-15 continuously monitors the power supply voltage.
- Reset Generation: When the voltage falls below the set threshold, it generates a reset signal.
- Adjustable Threshold: The reset threshold voltage can be adjusted using external resistors.
- Reset Timeout: The device ensures that the reset signal remains active for a specific period, preventing false resets due to temporary voltage fluctuations.
Advantages and Disadvantages
Advantages
- Accurate voltage monitoring
- Low power consumption
- Wide operating voltage range
- Adjustable reset threshold
- Compact package size
Disadvantages
- Limited reset timeout period
- Requires external resistors for threshold adjustment
Working Principles
DS1833-15 operates by comparing the power supply voltage with the set threshold voltage. When the voltage drops below the threshold, it triggers the generation of a reset signal. The reset signal remains active for a specific timeout period, ensuring proper system reset in case of voltage fluctuations or power supply issues.
Detailed Application Field Plans
DS1833-15 finds applications in various electronic devices where reliable power supply voltage monitoring is crucial. Some of the potential application fields include: - Microcontrollers and microprocessors - Embedded systems - Industrial automation - Automotive electronics - Portable consumer electronics
Detailed and Complete Alternative Models
Some alternative models to DS1833-15 that offer similar functionality are: - MAX823: Voltage supervisor with adjustable threshold and reset timeout. - ADM6315: Precision voltage monitor with adjustable reset threshold. - TPS3808: Ultra-low-power voltage supervisor with fixed reset threshold.
These alternative models provide options for different voltage ranges, reset timeout periods, and package sizes, catering to diverse application requirements.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací DS1833-15 v technických řešeních
Sure! Here are 10 common questions and answers related to the application of DS1833-15 in technical solutions:
Q: What is DS1833-15? A: DS1833-15 is a voltage supervisor IC (Integrated Circuit) that monitors power supply voltages and provides reset signals to microcontrollers or other digital systems.
Q: What is the purpose of using DS1833-15 in a technical solution? A: The DS1833-15 ensures that the microcontroller or digital system operates reliably by monitoring the power supply voltage and generating a reset signal if it falls below a specified threshold.
Q: How does DS1833-15 work? A: DS1833-15 continuously compares the monitored voltage with a reference voltage. If the monitored voltage drops below the reference voltage, it triggers a reset signal to the microcontroller, initiating a system reset.
Q: What is the operating voltage range of DS1833-15? A: DS1833-15 operates within a voltage range of 1.8V to 5.5V.
Q: Can DS1833-15 be used with different microcontrollers or digital systems? A: Yes, DS1833-15 can be used with various microcontrollers and digital systems as long as their power supply voltage is within the operating range of DS1833-15.
Q: Does DS1833-15 have any adjustable parameters? A: Yes, DS1833-15 has an adjustable reset threshold voltage, which can be set using external resistors.
Q: Can DS1833-15 generate multiple reset signals for different voltage thresholds? A: No, DS1833-15 is designed to generate a single reset signal when the voltage falls below the specified threshold.
Q: Is DS1833-15 capable of generating a power-on reset signal? A: Yes, DS1833-15 generates a power-on reset signal when the power supply voltage rises above the specified threshold after being below it.
Q: Can DS1833-15 be used in battery-powered applications? A: Yes, DS1833-15 is suitable for battery-powered applications as it has low quiescent current and can operate with low supply voltages.
Q: Are there any additional features or protections provided by DS1833-15? A: Yes, DS1833-15 includes features like watchdog timer input, manual reset input, and thermal shutdown protection to enhance system reliability.
Please note that these answers are general and may vary depending on the specific implementation and datasheet of DS1833-15.