Consulte las especificaciones para obtener detalles del producto.
TPS3307-33DG4
Product Overview
Category
The TPS3307-33DG4 belongs to the category of voltage supervisors or voltage monitors.
Use
It is primarily used for monitoring and supervising the voltage levels in electronic systems.
Characteristics
- The TPS3307-33DG4 is a low-power, precision voltage supervisor.
- It operates with a supply voltage range of 2.5V to 10V.
- The device provides an active-low reset output signal when the monitored voltage falls below a preset threshold.
- It offers a fixed threshold voltage of 3.3V.
- The TPS3307-33DG4 has a low quiescent current consumption, making it suitable for battery-powered applications.
- It features a wide operating temperature range of -40°C to +125°C.
Package
The TPS3307-33DG4 is available in a small SOT-23 package.
Essence
The essence of the TPS3307-33DG4 is its ability to monitor and control the voltage levels in electronic systems, ensuring proper operation and preventing damage due to undervoltage conditions.
Packaging/Quantity
The TPS3307-33DG4 is typically sold in reels, with 3000 units per reel.
Specifications
- Supply Voltage Range: 2.5V to 10V
- Threshold Voltage: 3.3V (fixed)
- Quiescent Current: 15µA (typical)
- Operating Temperature Range: -40°C to +125°C
- Output Type: Active-Low Reset
Detailed Pin Configuration
The TPS3307-33DG4 has the following pin configuration:
- GND (Ground)
- VDD (Supply Voltage)
- MR (Manual Reset)
- RESET (Reset Output)
Functional Features
- Voltage Monitoring: The TPS3307-33DG4 continuously monitors the input voltage and generates a reset signal when it falls below the preset threshold.
- Active-Low Reset Output: The device provides an active-low reset output signal, which can be used to reset or initialize the system when the monitored voltage is below the threshold.
- Manual Reset: The MR pin allows for manual resetting of the device, overriding the voltage monitoring function.
Advantages and Disadvantages
Advantages
- Low quiescent current consumption makes it suitable for battery-powered applications.
- Wide operating temperature range enables usage in harsh environments.
- Small package size allows for space-efficient integration into electronic systems.
- Fixed threshold voltage simplifies design considerations.
Disadvantages
- The fixed threshold voltage may not be suitable for all applications requiring different voltage levels.
- Limited availability of alternative models with varying threshold voltages.
Working Principles
The TPS3307-33DG4 works by comparing the input voltage with the fixed threshold voltage. When the input voltage drops below the threshold, the device triggers the reset output, indicating an undervoltage condition. This reset signal can be used to initiate system recovery or shutdown procedures.
Detailed Application Field Plans
The TPS3307-33DG4 finds application in various fields, including but not limited to: 1. Battery-powered devices: It ensures proper operation and prevents damage due to undervoltage conditions in portable electronics. 2. Industrial control systems: It provides voltage supervision to critical components, ensuring reliable operation. 3. Automotive electronics: It monitors voltage levels in automotive systems, preventing malfunctions and protecting sensitive components.
Detailed and Complete Alternative Models
While the TPS3307-33DG4 offers a fixed threshold voltage of 3.3V, there are alternative models available from Texas Instruments that provide different threshold voltages. Some examples include: - TPS3307-25DG4 (2.5V threshold) - TPS3307-50DG4 (5.0V threshold) - TPS3307-12DG4 (12.0V threshold)
These alternative models cater to different voltage monitoring requirements in various applications.
Word count: 477 words
Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TPS3307-33DG4 en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of TPS3307-33DG4 in technical solutions:
Q: What is TPS3307-33DG4? A: TPS3307-33DG4 is a voltage supervisor and reset IC designed for monitoring power supply voltages in microcontroller-based systems.
Q: What is the operating voltage range of TPS3307-33DG4? A: The operating voltage range of TPS3307-33DG4 is from 2.5V to 10V.
Q: What is the purpose of using TPS3307-33DG4 in a technical solution? A: TPS3307-33DG4 ensures proper power supply voltage levels, providing reliable reset signals to microcontrollers during power-up, power-down, and brownout conditions.
Q: Can TPS3307-33DG4 be used with different microcontrollers? A: Yes, TPS3307-33DG4 can be used with various microcontrollers as long as their power supply voltage requirements fall within the specified range.
Q: How does TPS3307-33DG4 detect undervoltage conditions? A: TPS3307-33DG4 monitors the voltage at its VDD pin and asserts a reset signal when the voltage falls below a preset threshold.
Q: Does TPS3307-33DG4 have any adjustable parameters? A: No, TPS3307-33DG4 does not have any adjustable parameters. It operates based on fixed voltage thresholds.
Q: Can TPS3307-33DG4 handle overvoltage conditions? A: Yes, TPS3307-33DG4 has built-in overvoltage protection, which prevents the voltage at its VDD pin from exceeding a certain threshold.
Q: What is the typical power consumption of TPS3307-33DG4? A: The typical power consumption of TPS3307-33DG4 is very low, typically around 10µA.
Q: Can TPS3307-33DG4 be used in battery-powered applications? A: Yes, TPS3307-33DG4 can be used in battery-powered applications due to its low power consumption and wide operating voltage range.
Q: Is TPS3307-33DG4 available in different package options? A: Yes, TPS3307-33DG4 is available in different package options, such as SOIC-8 and VSSOP-8, providing flexibility for various PCB layouts and space constraints.
Please note that these answers are general and may vary depending on the specific application and requirements.