UCC28086DR

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UCC28086DR

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IC REG CTRLR MULT TOPOLOGY 8SOIC

  • FabricanteTexas Instruments

  • Peça do Fabricante #UCC28086DR

  • Ficha Técnica UCC28086DR DataSheet

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Especificações

Atributo Valor
Part Status Active
Output Type Transistor Driver
Function Step-Up/Step-Down
Output Configuration Positive
Topology Half-Bridge, Push-Pull
Number of Outputs 2
Output Phases 1
Voltage - Supply (Vcc/Vdd) 4.1V ~ 15V
Frequency - Switching 200kHz
Duty Cycle (Max) 49%
Synchronous Rectifier Yes
Clock Sync No
Control Features Current Limit, Frequency Control
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number UCC28086

Visão Geral

Description

The UCC28086DR is a high-performance, digital control integrated circuit (IC) designed for power conversion applications, particularly in power factor correction (PFC) and DC-DC converters. It features a dual-phase interleaved boost converter topology, allowing for increased efficiency and reduced output ripple. The device operates with a wide input voltage range, making it suitable for various applications, including industrial power supplies and renewable energy systems.
Key features include advanced digital control algorithms that optimize performance and reduce component count, making it easier to design and implement. It also includes built-in protections such as overvoltage, overcurrent, and thermal shutdown to enhance reliability. The UCC28086DR supports various communication protocols for easy integration with microcontrollers and digital signal processors.
This IC is particularly valued for its ability to improve system efficiency, reduce electromagnetic interference (EMI), and enhance overall performance in modern power applications. Its compact package and robust design make it an excellent choice for engineers seeking reliable solutions in power electronics.

Equivalent

The UCC28086DR is a digital power controller for isolated power supplies. Equivalent alternatives include the Texas Instruments UCC28070, UCC28071, and UCC28081, which also support advanced control features. Additionally, other brands might offer similar functionality, such as the LM5118 from Texas Instruments or the NCP13992 from ON Semiconductor. Always check the specific application requirements and features for compatibility.

Features

The UCC28086DR is a high-performance, dual-phase, interleaved PFC (Power Factor Correction) controller designed for efficiency and low total harmonic distortion. Key features include:
1. Dual-Phase Interleaving: Reduces input current ripple and boosts efficiency.
2. High Efficiency: Supports high-efficiency power conversion, achieving over 95% under various loads.
3. Wide Input Voltage Range: Accommodates a broad range of input voltages, enhancing versatility.
4. Integrated MOSFET Drivers: Streamlines design by including drivers for external MOSFETs.
5. Adaptive Control: Utilizes adaptive control techniques for improved transient response and stability.
6. Programmable Switching Frequency: Allows flexibility in design to optimize performance.
7. Protection Features: Includes overvoltage, undervoltage, and overcurrent protection to enhance reliability.
8. Low Standby Power: Designed for minimal power consumption in standby modes.
These features make the UCC28086DR suitable for applications in power supplies, renewable energy systems, and other high-efficiency power conversion scenarios.

Pinout

The UCC28086DR is a dual-phase active power factor correction (PFC) controller from Texas Instruments. It comes in a 16-pin HTQFP (Thin Quad Flat Package) format.
Pin Count: 16 pins
Pin Functions:
1. VCC - Supply voltage input.
2. CSN - Current sense negative input.
3. CSP - Current sense positive input.
4. COMP - Compensation network connection.
5. RT - Timing resistor connection for setting frequency.
6. FB - Feedback input for voltage regulation.
7. DTC - Duty cycle control pin.
8. SW - Switching node connection.
9. GND - Ground reference.
10. D1 - Gate driver for the first switch.
11. D2 - Gate driver for the second switch.
12. VREF - Reference voltage output.
13. ISENSE - Input for current sensing.
14. UVLO - Under-voltage lockout configuration.
15. SYNCH - Synchronization input/output.
16. PFC - PFC control functionality.
This device is used for high-efficiency power conversion in applications requiring power factor correction.

Manufacturer

The UCC28086DR is manufactured by Texas Instruments (TI), a leading semiconductor company. Texas Instruments is known for designing and manufacturing a wide range of electronic components, particularly in the fields of analog and embedded processing. Founded in 1930 and headquartered in Dallas, Texas, TI is a key player in the semiconductor industry, providing innovative solutions for various applications, including industrial, automotive, communications, and consumer electronics.
The UCC28086DR specifically is a high-efficiency, high-performance PWM (Pulse Width Modulation) controller used in power supply applications. It is designed to enhance power conversion efficiency in applications such as power adapters, server power supplies, and renewable energy systems. TI focuses on delivering cutting-edge technology and reliable products to support the evolving demands of the electronics market.

Application

The UCC28086DR is a digital power controller primarily used in high-efficiency power supply applications. Its key application areas include:
1. AC-DC Converters: For converting alternating current to direct current with high efficiency.
2. Power Factor Correction: Enhancing power factor in industrial and consumer electronics.
3. Switching Power Supplies: Utilized in server and telecommunications equipment for efficient power management.
4. Electric Vehicle Chargers: Used in charging stations to optimize energy conversion.
5. Renewable Energy Systems: Implemented in solar inverters for effective energy harvesting.
Its advanced features enable improved performance and reduced energy consumption across these sectors.

Package

The UCC28086DR is available in a 16-pin HTSSOP (Thin Shrink Small Outline Package) package type.

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