TPS3705-50DG4
Product Overview
Category
The TPS3705-50DG4 belongs to the category of voltage supervisors.
Use
It is primarily used for monitoring and supervising voltage levels in electronic systems.
Characteristics
- The TPS3705-50DG4 is a highly accurate voltage supervisor with a fixed threshold voltage.
- It operates over a wide range of supply voltages, making it suitable for various applications.
- This device offers a low quiescent current, ensuring minimal power consumption.
- It provides a reset output signal when the monitored voltage falls below the fixed threshold.
Package
The TPS3705-50DG4 is available in a small SOT-23 package, which is widely used in the electronics industry.
Essence
The essence of the TPS3705-50DG4 lies in its ability to monitor voltage levels and provide a reliable reset signal when necessary.
Packaging/Quantity
This product is typically packaged in reels or tubes, containing a specific quantity of devices per package. The exact packaging and quantity may vary depending on the supplier.
Specifications
- Supply Voltage Range: 1.8V to 18V
- Fixed Threshold Voltage: 5.0V
- Quiescent Current: 10µA (typical)
- Reset Timeout Period: 200ms (typical)
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The TPS3705-50DG4 has the following pin configuration:
- GND (Ground)
- VDD (Supply Voltage)
- MR (Manual Reset)
- RESET (Reset Output)
Functional Features
- Accurate voltage monitoring: The TPS3705-50DG4 ensures precise monitoring of voltage levels, providing reliable system protection.
- Fixed threshold voltage: The device has a fixed threshold voltage of 5.0V, eliminating the need for external adjustments.
- Low quiescent current: With a low quiescent current, the TPS3705-50DG4 minimizes power consumption and extends battery life.
- Reset output signal: When the monitored voltage falls below the fixed threshold, the device generates a reset signal to initiate system recovery.
Advantages and Disadvantages
Advantages
- High accuracy in voltage monitoring
- Fixed threshold voltage eliminates the need for calibration
- Low power consumption
- Reliable reset signal generation
Disadvantages
- Fixed threshold voltage may not be suitable for all applications requiring variable thresholds
- Limited operating temperature range (-40°C to +85°C)
Working Principles
The TPS3705-50DG4 operates by comparing the input voltage with the fixed threshold voltage. If the input voltage drops below the threshold, the device triggers the reset output signal. This ensures that the system is protected from undervoltage conditions and can initiate appropriate actions for recovery.
Detailed Application Field Plans
The TPS3705-50DG4 finds applications in various fields, including but not limited to: 1. Power supply units 2. Battery-powered devices 3. Industrial control systems 4. Automotive electronics 5. Telecommunications equipment
In these applications, the TPS3705-50DG4 provides reliable voltage monitoring and reset functionality, ensuring the proper operation and protection of electronic systems.
Detailed and Complete Alternative Models
- TPS3705-33DG4: Similar to TPS3705-50DG4, but with a fixed threshold voltage of 3.3V.
- TPS3705-25DG4: Similar to TPS3705-50DG4, but with a fixed threshold voltage of 2.5V.
- TPS3705-15DG4: Similar to TPS3705-50DG4, but with a fixed threshold voltage of 1.5V.
These alternative models offer different fixed threshold voltages to accommodate various voltage monitoring requirements.
Note: The above information is based on the available documentation and specifications at the time of writing. It is recommended to refer to the official datasheet for the most accurate and up-to-date information.
기술 솔루션에 TPS3705-50DG4 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of TPS3705-50DG4 in technical solutions:
Q: What is TPS3705-50DG4? A: TPS3705-50DG4 is a voltage supervisor and reset IC designed for monitoring power supply voltages in various applications.
Q: What is the operating voltage range of TPS3705-50DG4? A: The operating voltage range of TPS3705-50DG4 is from 1.8V to 6.5V.
Q: What is the purpose of using TPS3705-50DG4 in a technical solution? A: TPS3705-50DG4 is used to monitor power supply voltages and generate a reset signal when the voltage falls below a certain threshold.
Q: How does TPS3705-50DG4 detect undervoltage conditions? A: TPS3705-50DG4 uses an internal voltage reference and a comparator to detect when the monitored voltage drops below a programmable threshold.
Q: Can TPS3705-50DG4 be used to monitor multiple power supply voltages simultaneously? A: Yes, TPS3705-50DG4 has multiple voltage monitoring inputs, allowing it to monitor multiple power supply voltages in a system.
Q: What is the typical reset time delay of TPS3705-50DG4? A: The typical reset time delay of TPS3705-50DG4 is 50ms.
Q: Does TPS3705-50DG4 have an open-drain or push-pull output? A: TPS3705-50DG4 has an open-drain output, which can be pulled up externally using a resistor.
Q: Can TPS3705-50DG4 operate in a wide temperature range? A: Yes, TPS3705-50DG4 is designed to operate in a wide temperature range from -40°C to 125°C.
Q: Is TPS3705-50DG4 suitable for battery-powered applications? A: Yes, TPS3705-50DG4 has a low quiescent current and is suitable for battery-powered applications where power consumption is critical.
Q: What package options are available for TPS3705-50DG4? A: TPS3705-50DG4 is available in a small SOT-23 package, which is commonly used in space-constrained applications.
Please note that the answers provided here 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.