UCC25600D

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UCC25600D

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IC REG CTRLR HALF-BRIDGE 8SOIC

  • HerstellerTexas Instruments

  • Herstellerteil #UCC25600D

  • Paket SOIC (D)-8

  • Auf Lager4056

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Spezifikationen

Attribut Wert
Package Tube
ProductStatus Active
OutputType Transistor Driver
Function Step-Up/Step-Down
OutputConfiguration Positive, Isolation Capable
Topology Half-Bridge
NumberofOutputs 2
OutputPhases 1
Voltage-Supply(Vcc/Vdd) 11.5V ~ 18V
Frequency-Switching 40kHz ~ 350kHz
SynchronousRectifier No
ClockSync No
ControlFeatures Current Limit, Frequency Control, Soft Start
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Übersicht

Description

The UCC25600D is a resonant mode controller IC designed by Texas Instruments, primarily used for LLC resonant converters in power supply applications. It integrates advanced features to improve system performance, efficiency, and reliability. Key features include variable frequency control, which allows for efficient power conversion over a wide load range, and adaptive dead-time control to minimize switching losses and enhance efficiency.
The UCC25600D also offers protection features such as over-current protection, over-voltage protection, and thermal shutdown, ensuring the safety and durability of the power conversion system. Its built-in high-voltage startup circuit reduces standby power consumption and enables quick startup, making it suitable for both consumer and industrial applications.
With a compact design and high level of integration, the UCC25600D simplifies the design process of LLC resonant converters, enabling designers to create efficient, reliable, and compact power supply solutions. The IC typically finds applications in desktop PCs, televisions, and server power supplies, among others.

Equivalent

The UCC25600D is a resonant mode controller IC used in power supply designs. Equivalent products may include:
1. L6599A from STMicroelectronics - A resonant half-bridge driver.
2. FAN7621 from ON Semiconductor - A resonant controller optimized for electronic ballasts and power supplies.
3. IRS27952 from Infineon Technologies - A resonant half-bridge driver IC.
4. NCP1396 from ON Semiconductor - A high-performance resonance mode controller.
These alternatives offer similar functionality for resonant power conversion applications.

Features

The UCC25600D is a resonant mode controller designed for high-efficiency power supply applications. Key features include:
1. High-Efficiency Performance: It is optimized for resonant power supply topologies, boosting overall system efficiency.
2. Adaptive Dead-Time Control: This feature minimizes switching losses and improves efficiency by dynamically adjusting the dead-time between the primary-side switches.
3. Burst Mode Operation: Allows the controller to operate efficiently at low loads by reducing switching frequency, thereby saving power.
4. Soft Start: Gradually ramps up the output voltage during startup to prevent inrush currents and stress on components.
5. Fault Protection: Includes features such as overcurrent protection, overvoltage protection, and thermal shutdown for enhanced system reliability.
6. Integrated High-Voltage Startup: Simplifies design and reduces external component count by integrating a high-voltage startup circuit.
7. Compact Package: Available in a small, 8-pin SOIC package, which is suitable for space-constrained applications.
These features make the UCC25600D particularly suitable for applications requiring high efficiency and reliability, such as AC/DC adapters and LED drivers.

Pinout

The UCC25600D is an 8-pin integrated circuit designed by Texas Instruments. It is a resonant mode power supply controller specifically used for designing high-efficiency, low-to-medium power converters. Here is a brief overview of its pin functions:
1. VCC (Pin 1): Power supply input.
2. GND (Pin 2): Ground reference.
3. DRVH (Pin 3): High-side driver output for the half-bridge circuit.
4. FB (Pin 4): Feedback input for regulation.
5. CS (Pin 5): Current sense input for protection and control.
6. SS (Pin 6): Soft-start control pin to manage the startup sequence.
7. RDY (Pin 7): Ready pin indicating the circuit is operational.
8. RVCC (Pin 8): Internal regulator output.
These pins facilitate the UCC25600D’s primary function of controlling power conversion in resonant mode topologies, offering features like soft start, over-current protection, and frequency modulation for efficiency enhancement.

Manufacturer

The UCC25600D is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components. It is well-known for its development of analog and embedded processing products, which are used in various applications including automotive, industrial, electronics, and communications. TI is recognized for its significant contributions to the technology industry and its innovation in creating components that drive various electronic and digital transformations.

Application

The UCC25600D is a resonant mode controller used primarily in applications that require efficient power conversion and management. Its primary application areas include:
1. AC-DC Power Supplies: Used in high-efficiency AC-DC converters for consumer electronics, industrial equipment, and communication systems.
2. LED Drivers: Provides efficient power management for LED lighting systems.
3. Battery Chargers: Utilized in intelligent battery charging systems requiring efficient power conversion.
4. Telecom Power Systems: Ensures stable and efficient power delivery in telecommunications infrastructure.
5. Server and Datacenter Power Supplies: Supports high-efficiency power conversion for server and data center applications.
Overall, the UCC25600D is suitable for applications demanding high efficiency and optimized power management.

Package

The UCC25600D is a high-performance resonant mode controller from Texas Instruments, and it comes in an 8-pin SOIC (Small Outline Integrated Circuit) package.

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