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SMBZ1449-11LT3G

SMBZ1449-11LT3G

Product Overview

Category: Semiconductor
Use: Voltage Regulator
Characteristics: Low dropout, high current capability
Package: SOT-223
Essence: Regulating voltage with minimal power loss
Packaging/Quantity: Tape & Reel, 2500 units

Specifications

  • Input Voltage: 4.5V to 18V
  • Output Voltage: 1.2V to 16V
  • Dropout Voltage: 0.6V at 1A
  • Maximum Output Current: 1.5A
  • Line Regulation: 0.3%
  • Load Regulation: 0.4%
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. Vin (Input Voltage)
  2. GND (Ground)
  3. Vout (Output Voltage)

Functional Features

  • Low dropout voltage
  • High current capability
  • Thermal shutdown protection
  • Short-circuit current limit
  • Reverse battery protection

Advantages and Disadvantages

Advantages: - Low dropout voltage enables efficient regulation - High current capability for versatile applications - Robust protection features enhance reliability

Disadvantages: - Limited maximum output current compared to some alternatives - SOT-223 package may require careful PCB layout for heat dissipation

Working Principles

The SMBZ1449-11LT3G operates by comparing the reference voltage with the feedback voltage to regulate the output voltage. When the input voltage is higher than the desired output voltage, the device reduces the voltage across the pass element to maintain the set output voltage.

Detailed Application Field Plans

  1. Automotive Electronics: Powering sensors, actuators, and control modules.
  2. Industrial Equipment: Providing stable voltage for motor drives and control systems.
  3. Consumer Electronics: Regulating voltage for portable devices and audio amplifiers.

Detailed and Complete Alternative Models

  1. LM2940-N (National Semiconductor)
  2. LT1763 (Analog Devices)
  3. MIC29302 (Micrel)

This completes the English editing encyclopedia entry structure format for SMBZ1449-11LT3G, covering its product details, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan SMBZ1449-11LT3G dalam solusi teknis

  1. What is SMBZ1449-11LT3G?

    • SMBZ1449-11LT3G is a surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage transients.

  2. What is the maximum working voltage of SMBZ1449-11LT3G?

    • The maximum working voltage of SMBZ1449-11LT3G is 1449V.

  3. What is the peak pulse power dissipation of SMBZ1449-11LT3G?

    • The peak pulse power dissipation of SMBZ1449-11LT3G is 600W.

  4. What are the typical applications of SMBZ1449-11LT3G?

    • Typical applications of SMBZ1449-11LT3G include protection of electronic equipment such as telecommunication systems, industrial controls, and automotive electronics.

  5. What is the operating temperature range of SMBZ1449-11LT3G?

    • The operating temperature range of SMBZ1449-11LT3G is -55°C to 150°C.

  6. What is the package type of SMBZ1449-11LT3G?

    • SMBZ1449-11LT3G comes in a SMB (DO-214AA) package.

  7. What are the key features of SMBZ1449-11LT3G?

    • The key features of SMBZ1449-11LT3G include low clamping voltage, fast response time, and high surge capability.

  8. How should SMBZ1449-11LT3G be mounted on a PCB?

    • SMBZ1449-11LT3G should be mounted using appropriate soldering techniques and following recommended PCB layout guidelines provided in the datasheet.

  9. What standards does SMBZ1449-11LT3G comply with?

    • SMBZ1449-11LT3G complies with RoHS and REACH standards.

  10. What are the precautions to consider when using SMBZ1449-11LT3G in a circuit?

    • Precautions when using SMBZ1449-11LT3G include ensuring proper heat sinking, avoiding reverse voltage, and verifying compatibility with other components in the circuit.