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UCC3960DG4
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UCC3960DG4

Product Overview

Category

UCC3960DG4 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in power management applications.

Characteristics

  • High efficiency
  • Low power consumption
  • Compact size
  • Wide input voltage range

Package

UCC3960DG4 is available in a small outline package (SOP) with 8 pins.

Essence

The essence of UCC3960DG4 lies in its ability to efficiently regulate and control power in various electronic devices.

Packaging/Quantity

UCC3960DG4 is typically sold in reels, with each reel containing 2500 units.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to VIN
  • Maximum Output Current: 3A
  • Switching Frequency: 1.2MHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin for output voltage regulation
  4. EN: Enable pin for turning the IC on/off
  5. SS/TR: Soft-start and tracking pin
  6. PGND: Power ground pin
  7. SW: Switching node pin
  8. VOUT: Output voltage pin

Functional Features

  • High-efficiency synchronous buck converter
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection
  • Soft-start capability
  • Enable/disable control

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power loss
  • Wide input voltage range allows for versatile applications
  • Compact size enables integration into space-constrained designs
  • Overcurrent and thermal protection ensure device safety

Disadvantages

  • Limited maximum output current of 3A may not be suitable for high-power applications
  • Higher switching frequency may introduce more noise in sensitive circuits

Working Principles

UCC3960DG4 operates as a synchronous buck converter, converting a higher input voltage to a lower output voltage efficiently. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltage based on the feedback received from the FB pin. The SW pin controls the switching of the internal power MOSFETs, enabling efficient power transfer.

Detailed Application Field Plans

UCC3960DG4 finds applications in various fields, including but not limited to: 1. Portable electronic devices 2. Battery-powered systems 3. IoT devices 4. Industrial automation 5. Automotive electronics

Detailed and Complete Alternative Models

  1. UCC3960DG4R: Similar specifications and features, but with a different package (DFN)
  2. UCC3960DG4T: Tape and reel packaging option for automated assembly
  3. UCC3960DG4Q1: Automotive-grade version with enhanced temperature range and reliability

These alternative models provide flexibility in choosing the most suitable option based on specific requirements.

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Liste 10 perguntas e respostas comuns relacionadas à aplicação de UCC3960DG4 em soluções técnicas

Sure! Here are 10 common questions and answers related to the application of UCC3960DG4 in technical solutions:

  1. Q: What is UCC3960DG4? A: UCC3960DG4 is a voltage mode controller IC designed for use in DC-DC converters.

  2. Q: What is the input voltage range of UCC3960DG4? A: The input voltage range of UCC3960DG4 is typically between 4.5V and 60V.

  3. Q: What is the output voltage range of UCC3960DG4? A: The output voltage range of UCC3960DG4 depends on the external components used, but it can be adjusted to meet specific requirements.

  4. Q: What is the maximum switching frequency of UCC3960DG4? A: The maximum switching frequency of UCC3960DG4 is typically around 1MHz.

  5. Q: Can UCC3960DG4 be used in both step-up and step-down converters? A: Yes, UCC3960DG4 can be used in both step-up (boost) and step-down (buck) converters.

  6. Q: Does UCC3960DG4 have built-in protection features? A: Yes, UCC3960DG4 has various built-in protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.

  7. Q: What is the typical efficiency of UCC3960DG4? A: The efficiency of UCC3960DG4 depends on the specific application and operating conditions, but it can typically achieve high efficiency levels.

  8. Q: Can UCC3960DG4 operate in a wide temperature range? A: Yes, UCC3960DG4 is designed to operate in a wide temperature range, typically from -40°C to 125°C.

  9. Q: What type of control method does UCC3960DG4 use? A: UCC3960DG4 uses voltage mode control, which regulates the output voltage based on feedback from a voltage sensing circuit.

  10. Q: Are there any application notes or reference designs available for UCC3960DG4? A: Yes, Texas Instruments provides application notes and reference designs that can help users implement UCC3960DG4 in their technical solutions.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.