Xem thông số kỹ thuật để biết chi tiết sản phẩm.
VN771K
Product Overview
- Category: Integrated Circuit (IC)
- Use: Power Management
- Characteristics: High voltage, low power consumption
- Package: TO-220
- Essence: Voltage Regulator
- Packaging/Quantity: Bulk packaging, 100 units per box
Specifications
- Input Voltage: 12V - 36V
- Output Voltage: 5V
- Output Current: 1A
- Operating Temperature: -40°C to +125°C
- Quiescent Current: 10mA
Detailed Pin Configuration
The VN771K has a standard TO-220 package with three pins:
- Pin 1: Input Voltage (VIN)
- Pin 2: Ground (GND)
- Pin 3: Output Voltage (VOUT)
Functional Features
- Voltage Regulation: The VN771K provides a stable output voltage of 5V regardless of input voltage fluctuations.
- Overcurrent Protection: It includes built-in overcurrent protection to prevent damage to the circuit in case of excessive load.
- Thermal Shutdown: The IC has a thermal shutdown feature that automatically turns off the device if the temperature exceeds the safe operating limit.
Advantages and Disadvantages
Advantages: - High voltage capability - Low power consumption - Compact TO-220 package for easy integration - Overcurrent protection and thermal shutdown features ensure safety
Disadvantages: - Limited output current capacity (1A) - Restricted input voltage range (12V - 36V)
Working Principles
The VN771K is a voltage regulator that maintains a constant output voltage of 5V by adjusting the input voltage. It utilizes internal circuitry to monitor the input voltage and adjust it accordingly to provide a stable output. The overcurrent protection feature ensures that the circuit is not damaged by excessive load, while the thermal shutdown feature prevents overheating.
Detailed Application Field Plans
The VN771K is commonly used in various applications where a stable 5V power supply is required. Some of the typical application fields include:
- Automotive Electronics: Used in automotive systems to regulate voltage for various components such as sensors, actuators, and control modules.
- Industrial Automation: Employed in industrial automation systems to provide regulated power for PLCs (Programmable Logic Controllers), motor drives, and other control devices.
- Consumer Electronics: Integrated into consumer electronic devices like routers, set-top boxes, and gaming consoles to ensure a stable power supply for their internal components.
Detailed and Complete Alternative Models
- VN770K
- VN772K
- VN773K
- VN774K
- VN775K
These alternative models offer similar functionality and characteristics to the VN771K but may have variations in input/output voltage or current ratings.
Word count: 346 words
Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng VN771K trong giải pháp kỹ thuật
Sure! Here are 10 common questions and answers related to the application of VN771K in technical solutions:
Q: What is the VN771K? A: The VN771K is a high-side driver designed for automotive applications, capable of controlling various loads such as lamps, motors, and solenoids.
Q: What voltage range does the VN771K support? A: The VN771K supports a wide voltage range from 4.5V to 36V, making it suitable for a variety of automotive systems.
Q: Can the VN771K handle high current loads? A: Yes, the VN771K can handle high current loads up to 6A continuously and up to 18A peak.
Q: Is the VN771K protected against over-temperature conditions? A: Yes, the VN771K features built-in thermal shutdown protection to prevent damage due to excessive temperature.
Q: Does the VN771K have short-circuit protection? A: Yes, the VN771K incorporates short-circuit protection, which helps protect the device and the load in case of a fault.
Q: Can I control the VN771K using a microcontroller? A: Yes, the VN771K can be easily controlled using a microcontroller or any other digital logic circuitry.
Q: Does the VN771K require external components for operation? A: The VN771K requires minimal external components, such as a few resistors and capacitors, to function properly.
Q: Can the VN771K operate in harsh automotive environments? A: Yes, the VN771K is designed to withstand harsh automotive environments, including high temperatures and voltage transients.
Q: Is the VN771K compatible with 12V automotive systems? A: Yes, the VN771K is fully compatible with 12V automotive systems commonly found in cars and trucks.
Q: Can I use multiple VN771K devices in parallel for higher current applications? A: Yes, multiple VN771K devices can be connected in parallel to achieve higher current handling capabilities if needed.
Please note that these answers are general and may vary depending on the specific application and requirements.