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UCC3888NG4
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UCC3888NG4

Product Overview

Category

UCC3888NG4 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

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

Package

UCC3888NG4 is available in a small outline package (SOP) with a specified pin configuration.

Essence

The essence of UCC3888NG4 lies in its ability to efficiently regulate and control power in various electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

  • Input Voltage Range: 2.7V - 5.5V
  • Output Voltage Range: 0.6V - 3.3V
  • Maximum Output Current: 3A
  • Switching Frequency: 500kHz
  • 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 to control the device's operation
  5. SW: Switching pin for power transfer
  6. PGND: Power ground pin
  7. SS/TR: Soft-start/Tracking pin for controlling start-up behavior
  8. VOUT: Output voltage pin

Functional Features

  • High-efficiency synchronous buck converter
  • Adjustable output voltage through feedback pin
  • Overcurrent protection with automatic recovery
  • Soft-start and tracking capability for controlled start-up
  • Thermal shutdown protection to prevent overheating

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 protection ensures device and circuit safety

Disadvantages

  • Limited maximum output current may restrict usage in high-power applications
  • Operating temperature range may not be suitable for extreme environments

Working Principles

UCC3888NG4 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 power transfer between the input and output sides. The EN pin enables or disables the device's operation.

Detailed Application Field Plans

UCC3888NG4 finds applications in various fields, including but not limited to: - Portable electronic devices - Battery-powered systems - Industrial automation - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

  1. UCC3889NG4
  2. UCC3890NG4
  3. UCC3891NG4
  4. UCC3892NG4
  5. UCC3893NG4

These alternative models offer similar functionality and characteristics to UCC3888NG4, providing flexibility in choosing the most suitable option for specific applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan UCC3888NG4 dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of UCC3888NG4 in technical solutions:

  1. Q: What is UCC3888NG4? A: UCC3888NG4 is a high-performance synchronous buck controller IC designed for power supply applications.

  2. Q: What is the input voltage range supported by UCC3888NG4? A: UCC3888NG4 supports an input voltage range from 4.5V to 60V.

  3. Q: What is the output voltage range that can be achieved using UCC3888NG4? A: UCC3888NG4 can achieve an output voltage range from 0.6V to 55V.

  4. Q: What is the maximum output current that UCC3888NG4 can handle? A: UCC3888NG4 can handle a maximum output current of up to 30A.

  5. Q: Does UCC3888NG4 have any built-in protection features? A: Yes, UCC3888NG4 has various built-in protection features such as overcurrent protection, overvoltage protection, and thermal shutdown.

  6. Q: Can UCC3888NG4 operate in a wide temperature range? A: Yes, UCC3888NG4 can operate in a temperature range from -40°C to 125°C.

  7. Q: What type of control method does UCC3888NG4 use? A: UCC3888NG4 uses voltage mode control for regulating the output voltage.

  8. Q: Is UCC3888NG4 suitable for both step-up and step-down applications? A: No, UCC3888NG4 is specifically designed for step-down (buck) applications.

  9. Q: Can UCC3888NG4 be used in automotive applications? A: Yes, UCC3888NG4 is suitable for automotive applications as it meets the necessary automotive standards.

  10. Q: What are some typical applications of UCC3888NG4? A: Some typical applications of UCC3888NG4 include power supplies for servers, telecom equipment, industrial automation, and automotive electronics.

Please note that these answers are general and may vary depending on specific design requirements and application scenarios.