UCC2580N-1G4

Product Overview

Category

UCC2580N-1G4 belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is commonly used in various power supply systems, including but not limited to switch-mode power supplies (SMPS), uninterruptible power supplies (UPS), and battery chargers.

Characteristics

• High efficiency: UCC2580N-1G4 offers excellent power conversion efficiency, minimizing energy losses during operation.
• Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse power supply applications.
• Advanced protection features: The IC incorporates comprehensive protection mechanisms such as overvoltage protection, overcurrent protection, and thermal shutdown, ensuring safe and reliable operation.
• Fast response time: UCC2580N-1G4 exhibits rapid response to load changes, maintaining stable output voltages even under dynamic conditions.

Package

UCC2580N-1G4 is available in a compact and industry-standard package, typically a 16-pin dual in-line package (DIP). This package ensures easy integration into existing circuit designs and facilitates efficient heat dissipation.

Essence

The essence of UCC2580N-1G4 lies in its ability to regulate and control power supply systems efficiently, providing stable and reliable output voltages.

Packaging/Quantity

UCC2580N-1G4 is usually supplied in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier and customer requirements.

Specifications

• Input Voltage Range: 10V - 30V
• Output Voltage Range: 3V - 15V
• Maximum Output Current: 5A
• Switching Frequency: 200kHz - 500kHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VCC: Power supply input voltage
2. GND: Ground reference
3. FB: Feedback pin for output voltage regulation
4. COMP: Compensation pin for stability control
5. EN: Enable pin for turning the IC on/off
6. UVLO: Under-voltage lockout pin for protection against low input voltage
7. CS: Current sense pin for current monitoring
8. SS/TR: Soft-start/Tracking pin for controlling start-up behavior
9. RT/CT: Timing components connection pins
10. SYNC: Synchronization pin for external clock synchronization
11. PGND: Power ground reference
12. DRVH: High-side gate driver output
13. DRVL: Low-side gate driver output
14. VREF: Reference voltage output
15. VSENSE: Voltage sense pin for feedback and protection
16. VDD: Internal voltage supply pin

Functional Features

• Voltage Regulation: UCC2580N-1G4 ensures precise and stable output voltage regulation, compensating for load variations and input voltage fluctuations.
• Current Limiting: The IC incorporates a current sensing mechanism that limits the output current to prevent damage to the power supply system and connected devices.
• Soft-Start: Soft-start functionality enables controlled and gradual ramp-up of the output voltage during start-up, reducing stress on components and minimizing inrush currents.
• Protection Mechanisms: UCC2580N-1G4 includes various protection features such as overvoltage protection, overcurrent protection, and thermal shutdown, safeguarding the power supply system from potential failures and hazards.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power losses and improved energy utilization.
• Wide input voltage range allows flexibility in power supply design.
• Advanced protection mechanisms enhance system reliability and safety.
• Fast response time ensures stable output voltages under dynamic load conditions.

Disadvantages

• Limited maximum output current may restrict its use in high-power applications.
• The 16-pin DIP package might not be suitable for space-constrained designs.

Working Principles

UCC2580N-1G4 operates based on the principles of pulse width modulation (PWM) control. It utilizes a feedback mechanism to compare the actual output voltage with the desired reference voltage, adjusting the duty cycle of the switching signal accordingly. By modulating the width of the pulses, the IC regulates the power flow and maintains the desired output voltage.

Detailed Application Field Plans

UCC2580N-1G4 finds extensive application in various power management systems, including: - Switch-mode power supplies (SMPS) for computers, telecommunication equipment, and industrial machinery. - Uninterruptible power supplies (UPS) for critical infrastructure, data centers, and medical facilities. - Battery chargers for electric vehicles, portable electronics, and renewable energy systems.

Detailed and Complete Alternative Models

• UCC258