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UCC2580N-3
Product Overview
Category
UCC2580N-3 belongs to the category of integrated circuits (ICs).
Use
This product is commonly used in power management applications.
Characteristics
- UCC2580N-3 is a high-performance power factor correction (PFC) controller.
- It operates at a fixed frequency and provides critical conduction mode (CRM) operation.
- The device offers excellent line and load regulation, making it suitable for various power supply designs.
- It features a wide input voltage range and supports universal AC input.
Package
UCC2580N-3 is available in a standard 16-pin PDIP (Plastic Dual In-line Package) package.
Essence
The essence of UCC2580N-3 lies in its ability to efficiently regulate power factor correction in power management systems.
Packaging/Quantity
This product is typically packaged in reels or tubes, with each containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.
Specifications
- Input Voltage Range: 85VAC to 265VAC
- Output Voltage Range: Adjustable
- Operating Temperature Range: -40°C to +85°C
- Maximum Duty Cycle: 100%
- Maximum Switching Frequency: 200kHz
- Supply Voltage: 10V to 20V
Detailed Pin Configuration
- VSENSE: Voltage sense input pin
- CS: Current sense input pin
- COMP: Compensation pin for loop stability
- RT/CT: Timing resistor/capacitor connection pin
- FB: Feedback pin for output voltage regulation
- GND: Ground reference pin
- VREF: Reference voltage output pin
- VDD: Power supply input pin
- SYNC: Synchronization input pin
- VCC: Supply voltage input pin
- UVLO: Undervoltage lockout pin
- SS/TRISET: Soft-start/tri-state control pin
- RT/CT: Timing resistor/capacitor connection pin
- CS: Current sense input pin
- VSENSE: Voltage sense input pin
- NC: No connection
Functional Features
- High-performance power factor correction (PFC) controller
- Fixed frequency operation with critical conduction mode (CRM)
- Excellent line and load regulation
- Wide input voltage range for universal AC input support
- Overvoltage protection
- Overcurrent protection
- Soft-start function for controlled startup
Advantages and Disadvantages
Advantages
- Efficient power factor correction
- Wide input voltage range
- Excellent line and load regulation
- Overvoltage and overcurrent protection
- Soft-start function for controlled startup
Disadvantages
- Limited pin configuration options
- Requires external timing resistor and capacitor
Working Principles
UCC2580N-3 operates by regulating the power factor correction in power management systems. It utilizes a fixed frequency and critical conduction mode (CRM) operation to achieve efficient power conversion. The device continuously monitors the input voltage and current, adjusting the switching frequency and duty cycle accordingly to maintain a stable output voltage. By actively correcting the power factor, UCC2580N-3 helps improve the overall efficiency of the power supply.
Detailed Application Field Plans
UCC2580N-3 finds applications in various power management systems, including but not limited to: - Switch-mode power supplies (SMPS) - LED lighting systems - Industrial motor drives - Uninterruptible power supplies (UPS) - Renewable energy systems
Detailed and Complete Alternative Models
- UCC28070: High-performance PFC controller with advanced protection features.
- UCC28061: PFC controller with integrated power MOSFET driver.
- UCC28019: Continuous conduction mode (CCM) PFC controller with enhanced features.
These alternative models offer similar functionality and can be considered as substitutes for UCC2580N-3 in specific applications.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací UCC2580N-3 v technických řešeních
Sure! Here are 10 common questions and answers related to the application of UCC2580N-3 in technical solutions:
Q: What is UCC2580N-3? A: UCC2580N-3 is a high-performance, single-phase power factor correction (PFC) controller designed for AC/DC power supplies.
Q: What is the purpose of UCC2580N-3 in technical solutions? A: UCC2580N-3 is used to improve power factor, reduce harmonic distortion, and increase overall efficiency in AC/DC power supply designs.
Q: What is the input voltage range supported by UCC2580N-3? A: UCC2580N-3 supports an input voltage range from 85VAC to 265VAC.
Q: Can UCC2580N-3 be used in both low-power and high-power applications? A: Yes, UCC2580N-3 can be used in a wide range of power applications, from low-power to high-power systems.
Q: Does UCC2580N-3 require an external MOSFET for operation? A: Yes, UCC2580N-3 requires an external MOSFET to control the power factor correction.
Q: What is the maximum switching frequency supported by UCC2580N-3? A: The maximum switching frequency supported by UCC2580N-3 is typically around 300kHz.
Q: Can UCC2580N-3 operate in continuous conduction mode (CCM)? A: Yes, UCC2580N-3 can operate in both continuous conduction mode (CCM) and discontinuous conduction mode (DCM).
Q: Does UCC2580N-3 provide any protection features? A: Yes, UCC2580N-3 provides various protection features such as overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown.
Q: Can UCC2580N-3 be used in universal input power supplies? A: Yes, UCC2580N-3 is suitable for universal input power supplies that can accept a wide range of input voltages.
Q: Are there any application notes or reference designs available for UCC2580N-3? A: Yes, Texas Instruments provides application notes and reference designs that can help with the implementation of UCC2580N-3 in various technical solutions.
Please note that the answers provided here are general and may vary depending on specific design requirements and application scenarios. It is always recommended to refer to the datasheet and relevant documentation for accurate information.