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TL7757CDE4
Product Overview
Category
The TL7757CDE4 belongs to the category of voltage supervisors.
Use
It is used to monitor the power supply voltage levels and provide a reset signal to the microcontroller or other digital systems when the voltage falls below a predetermined threshold.
Characteristics
- Package: SOIC (Small Outline Integrated Circuit)
- Essence: Voltage supervisor with adjustable threshold
- Packaging/Quantity: Available in reels of 2500 units
Specifications
- Supply Voltage: 2.5V to 5.5V
- Reset Threshold Voltage: Adjustable from 1.2V to 4.9V
- Quiescent Current: 10µA
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The TL7757CDE4 has a standard SOIC package with 8 pins. The pin configuration is as follows: 1. VCC 2. GND 3. MR (Manual Reset) 4. RESET 5. SENSE 6. ADJ (Adjustable Threshold) 7. NC (No Connection) 8. NC (No Connection)
Functional Features
- Adjustable reset threshold
- Manual reset input
- Low quiescent current
- Wide supply voltage range
Advantages and Disadvantages
Advantages
- Flexibility in setting the reset threshold
- Low power consumption
- Wide operating temperature range
Disadvantages
- Limited number of alternative models available
- May require external components for specific applications
Working Principles
The TL7757CDE4 monitors the supply voltage using the SENSE pin and compares it to the threshold set by the ADJ pin. When the voltage falls below the threshold, the device asserts the RESET pin, indicating that the system should be reset.
Detailed Application Field Plans
The TL7757CDE4 is commonly used in embedded systems, automotive electronics, industrial control systems, and power management applications. It ensures reliable operation by monitoring the supply voltage and initiating a reset when necessary.
Detailed and Complete Alternative Models
Some alternative models to the TL7757CDE4 include the MAX809, ADM811, and TPS3808, which offer similar voltage monitoring and reset functions.
In conclusion, the TL7757CDE4 is a versatile voltage supervisor with adjustable threshold, making it suitable for a wide range of applications where reliable power supply monitoring is essential.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de TL7757CDE4 en soluciones técnicas
What is TL7757CDE4?
- TL7757CDE4 is a voltage supervisor and reset IC that provides circuit monitoring and reset functions for microprocessor systems.
What is the operating voltage range of TL7757CDE4?
- The operating voltage range of TL7757CDE4 is 1.1V to 5.5V.
What is the typical reset threshold voltage of TL7757CDE4?
- The typical reset threshold voltage of TL7757CDE4 is 2.93V.
What is the purpose of using TL7757CDE4 in technical solutions?
- TL7757CDE4 is used to monitor the power supply voltage and provide a reset signal to the microprocessor when the voltage falls below a certain threshold, ensuring proper system operation.
What is the maximum reset timeout period of TL7757CDE4?
- The maximum reset timeout period of TL7757CDE4 is 1400ms.
Can TL7757CDE4 be used in automotive applications?
- Yes, TL7757CDE4 is suitable for automotive applications due to its wide operating voltage range and robust design.
Does TL7757CDE4 have built-in hysteresis to prevent false triggering?
- Yes, TL7757CDE4 features built-in hysteresis to prevent false reset signals caused by voltage fluctuations.
What is the temperature range for TL7757CDE4's operation?
- TL7757CDE4 operates within a temperature range of -40°C to 125°C, making it suitable for harsh environments.
Is TL7757CDE4 available in different package options?
- Yes, TL7757CDE4 is available in various package options, including SOIC and TSSOP, to accommodate different design requirements.
Can TL7757CDE4 be used in battery-powered applications?
- Yes, TL7757CDE4 can be used in battery-powered applications due to its low quiescent current and wide operating voltage range, making it suitable for portable devices.