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UCC2804DTR/81260

UCC2804DTR/81260

Product Overview

Category

UCC2804DTR/81260 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

  • Integrated circuit
  • Power management functionality
  • High efficiency
  • Compact size
  • Wide operating voltage range

Package

UCC2804DTR/81260 is available in a small outline package (SOP) format.

Essence

The essence of UCC2804DTR/81260 lies in its ability to efficiently manage power in various applications.

Packaging/Quantity

This product is typically packaged in reels and comes in quantities of 2500 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 18V
  • Output Voltage Range: 0V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Supply Current: 10mA
  • Maximum Output Current: 100mA
  • Switching Frequency: 500kHz

Detailed Pin Configuration

  1. VREF: Reference voltage input
  2. COMP: Error amplifier output
  3. FB: Feedback pin for regulating output voltage
  4. GND: Ground reference
  5. RT/CT: Timing resistor/capacitor connection
  6. OUT: Output pin
  7. VIN: Input voltage supply
  8. EN: Enable pin for controlling operation

Functional Features

  • Error amplifier for precise voltage regulation
  • Adjustable output voltage through feedback pin
  • Internal oscillator for timing control
  • Enable pin for easy on/off operation
  • Overcurrent protection
  • Undervoltage lockout

Advantages and Disadvantages

Advantages

  • High efficiency power management
  • Compact size for space-constrained applications
  • Wide operating voltage range for versatility
  • Overcurrent protection ensures safety
  • Undervoltage lockout prevents damage to the circuit

Disadvantages

  • Limited maximum output current (100mA)
  • Requires external timing resistor and capacitor for operation

Working Principles

UCC2804DTR/81260 operates by regulating the output voltage based on the feedback received through the FB pin. The error amplifier compares the reference voltage (VREF) with the feedback voltage to determine the necessary adjustments. The internal oscillator sets the switching frequency, while the enable pin controls the overall operation of the IC. Overcurrent protection and undervoltage lockout features ensure the safety and reliability of the circuit.

Detailed Application Field Plans

UCC2804DTR/81260 finds applications in various power management scenarios, including: 1. Switching power supplies 2. Battery chargers 3. LED drivers 4. Industrial control systems 5. Automotive electronics

Detailed and Complete Alternative Models

  1. UCC2804DTR/81123
  2. UCC2804DTR/81345
  3. UCC2804DTR/81456
  4. UCC2804DTR/81567
  5. UCC2804DTR/81678

These alternative models offer similar functionality and characteristics to UCC2804DTR/81260, providing users with options based on their specific requirements.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan UCC2804DTR/81260 dalam solusi teknis

  1. What is the maximum operating voltage for UCC2804DTR/81260?
    - The maximum operating voltage for UCC2804DTR/81260 is 30V.

  2. What is the typical switching frequency of UCC2804DTR/81260?
    - The typical switching frequency of UCC2804DTR/81260 is 100kHz.

  3. Can UCC2804DTR/81260 be used in flyback converter applications?
    - Yes, UCC2804DTR/81260 can be used in flyback converter applications.

  4. What is the recommended input voltage range for UCC2804DTR/81260?
    - The recommended input voltage range for UCC2804DTR/81260 is 8V to 28V.

  5. Does UCC2804DTR/81260 have built-in overcurrent protection?
    - Yes, UCC2804DTR/81260 has built-in overcurrent protection.

  6. Is UCC2804DTR/81260 suitable for power factor correction (PFC) applications?
    - Yes, UCC2804DTR/81260 is suitable for power factor correction (PFC) applications.

  7. What is the maximum duty cycle supported by UCC2804DTR/81260?
    - The maximum duty cycle supported by UCC2804DTR/81260 is 95%.

  8. Can UCC2804DTR/81260 operate in continuous conduction mode (CCM)?
    - Yes, UCC2804DTR/81260 can operate in continuous conduction mode (CCM).

  9. What is the temperature range for UCC2804DTR/81260?
    - The temperature range for UCC2804DTR/81260 is -40°C to 125°C.

  10. Does UCC2804DTR/81260 have integrated soft-start functionality?
    - Yes, UCC2804DTR/81260 has integrated soft-start functionality.