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UCC28704DBVR-1
Product Overview
Category
UCC28704DBVR-1 belongs to the category of integrated circuits (ICs).
Use
This product is commonly used in power management applications.
Characteristics
- Integrated circuit
- Power management functionality
- Small form factor
- Low power consumption
Package
UCC28704DBVR-1 is available in a small SOT-23 package.
Essence
The essence of UCC28704DBVR-1 lies in its ability to efficiently manage power in various applications.
Packaging/Quantity
This product is typically packaged in reels and comes in quantities of 3000 units per reel.
Specifications
- Input voltage range: 4.5V to 30V
- Output voltage range: 0.8V to 28V
- Maximum output current: 400mA
- Switching frequency: 100kHz to 2MHz
- Operating temperature range: -40°C to 125°C
Detailed Pin Configuration
- VIN: Input voltage pin
- GND: Ground pin
- FB: Feedback pin
- COMP: Compensation pin
- EN/UVLO: Enable/Undervoltage lockout pin
- CS: Current sense pin
- VDD: Supply voltage pin
- SW: Switch node pin
Functional Features
- Wide input voltage range for versatile applications
- High efficiency power conversion
- Overcurrent protection
- Undervoltage lockout for system reliability
- Adjustable output voltage
- Compact size for space-constrained designs
Advantages and Disadvantages
Advantages
- Efficient power management
- Wide input voltage range
- Compact form factor
- Overcurrent protection
Disadvantages
- Limited maximum output current
- Relatively high operating temperature range
Working Principles
UCC28704DBVR-1 operates based on a pulse width modulation (PWM) control scheme. It regulates the output voltage by adjusting the duty cycle of the switching waveform. The integrated circuit monitors the feedback signal and adjusts the duty cycle accordingly to maintain the desired output voltage.
Detailed Application Field Plans
UCC28704DBVR-1 finds applications in various power management scenarios, including but not limited to: - Battery chargers - LED lighting systems - Industrial automation equipment - Consumer electronics - Telecommunications devices
Detailed and Complete Alternative Models
- UCC28704DBVR
- UCC28704DR
- UCC28704PWPR
- UCC28704PWP
These alternative models offer similar functionality and characteristics to UCC28704DBVR-1, providing flexibility for different design requirements.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de UCC28704DBVR-1 en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of UCC28704DBVR-1 in technical solutions:
Q1: What is UCC28704DBVR-1? A1: UCC28704DBVR-1 is a specific model of integrated circuit (IC) designed for offline flyback power supplies.
Q2: What is the typical input voltage range for UCC28704DBVR-1? A2: The typical input voltage range for UCC28704DBVR-1 is from 85V AC to 265V AC.
Q3: What is the maximum output power that UCC28704DBVR-1 can handle? A3: UCC28704DBVR-1 can handle a maximum output power of up to 25W.
Q4: Can UCC28704DBVR-1 be used in both isolated and non-isolated applications? A4: Yes, UCC28704DBVR-1 can be used in both isolated and non-isolated applications.
Q5: What are the key features of UCC28704DBVR-1? A5: Some key features of UCC28704DBVR-1 include primary-side regulation, high efficiency, low standby power consumption, and built-in protection features.
Q6: How does primary-side regulation work in UCC28704DBVR-1? A6: Primary-side regulation in UCC28704DBVR-1 allows for accurate control of the output voltage without the need for an optocoupler or secondary-side feedback circuitry.
Q7: What is the standby power consumption of UCC28704DBVR-1? A7: The standby power consumption of UCC28704DBVR-1 is typically less than 100mW.
Q8: What are the built-in protection features of UCC28704DBVR-1? A8: UCC28704DBVR-1 has built-in protection features such as overvoltage protection, overcurrent protection, and thermal shutdown.
Q9: Can UCC28704DBVR-1 be used in battery charging applications? A9: Yes, UCC28704DBVR-1 can be used in battery charging applications by incorporating appropriate control circuitry.
Q10: Are there any evaluation boards or reference designs available for UCC28704DBVR-1? A10: Yes, Texas Instruments provides evaluation boards and reference designs for UCC28704DBVR-1 to help users get started with their applications.
Please note that these answers are general and may vary depending on the specific application and design considerations. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.