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BU9794AKV-E2
Product Overview
Category
The BU9794AKV-E2 belongs to the category of voltage regulators.
Use
It is used to regulate and stabilize voltage in electronic circuits.
Characteristics
- Input Voltage Range: 4.5V to 28V
- Output Voltage Range: 1.2V to 25V
- Maximum Output Current: 1A
- Low Dropout Voltage: 0.3V at 1A
- Low Quiescent Current: 75µA
- Thermal Shutdown Protection
- Short Circuit Protection
Package
The BU9794AKV-E2 comes in a compact and durable TO-252-5 package.
Essence
This voltage regulator is essential for maintaining stable power supply in various electronic applications.
Packaging/Quantity
It is typically available in reels with quantities varying based on manufacturer specifications.
Specifications
- Input Voltage Range: 4.5V to 28V
- Output Voltage Range: 1.2V to 25V
- Output Current: 1A
- Dropout Voltage: 0.3V at 1A
- Quiescent Current: 75µA
- Operating Temperature Range: -40°C to 125°C
- Package Type: TO-252-5
Detailed Pin Configuration
The BU9794AKV-E2 has a standard pin configuration with five pins, including input, output, ground, and enable pins.
Functional Features
- Voltage Regulation: Provides stable output voltage despite fluctuations in input voltage.
- Low Dropout: Ensures efficient operation even with low input-output differentials.
- Thermal Shutdown Protection: Safeguards the device from overheating.
- Short Circuit Protection: Protects the circuit from damage in case of a short circuit.
Advantages and Disadvantages
Advantages
- Wide input voltage range
- Low dropout voltage
- Low quiescent current
- Built-in protection features
Disadvantages
- Limited maximum output current (1A)
Working Principles
The BU9794AKV-E2 operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a constant output voltage.
Detailed Application Field Plans
This voltage regulator is suitable for a wide range of applications, including: - Battery-powered devices - Automotive electronics - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
Some alternative models to BU9794AKV-E2 include: - LM317 - LM7805 - LT1086
In conclusion, the BU9794AKV-E2 voltage regulator offers a reliable solution for stabilizing voltage in various electronic applications, with its wide input voltage range, low dropout voltage, and built-in protection features making it a versatile choice for designers and engineers.
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Enumerați 10 întrebări și răspunsuri comune legate de aplicarea lui BU9794AKV-E2 în soluțiile tehnice
What is BU9794AKV-E2?
- BU9794AKV-E2 is a high-performance, low-power, and compact automotive-grade 4-channel LED driver IC designed for automotive lighting applications.
What are the key features of BU9794AKV-E2?
- The key features include a wide input voltage range, high current accuracy, built-in fault detection, and protection functions, making it suitable for various automotive lighting applications.
What is the typical application of BU9794AKV-E2?
- It is commonly used in automotive exterior lighting systems such as headlights, tail lights, and daytime running lights.
What is the input voltage range for BU9794AKV-E2?
- The input voltage range is typically from 4.5V to 28V, making it compatible with automotive electrical systems.
How many channels does BU9794AKV-E2 support?
- It supports 4 channels, allowing for flexible control of multiple LEDs in automotive lighting designs.
Does BU9794AKV-E2 have built-in protection functions?
- Yes, it includes built-in protection functions such as overcurrent protection and thermal shutdown to ensure safe and reliable operation.
What is the current accuracy of BU9794AKV-E2?
- It offers high current accuracy, typically within ±2%, ensuring consistent and precise LED illumination.
Is BU9794AKV-E2 suitable for harsh automotive environments?
- Yes, it is designed to meet automotive-grade reliability standards and can withstand the challenging conditions of automotive applications.
Can BU9794AKV-E2 be controlled digitally?
- Yes, it can be controlled through digital interfaces such as PWM (Pulse Width Modulation) signals, enabling versatile dimming and brightness control.
Are there any specific thermal considerations when using BU9794AKV-E2?
- It is recommended to follow the thermal management guidelines provided in the datasheet to ensure optimal performance and longevity of the device in automotive lighting solutions.