Microsemi Corporation
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SMBG4745AE3/TR13
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SMBG4745AE3/TR13

Product Overview

  • Category: Voltage Regulator
  • Use: Regulating voltage in electronic circuits
  • Characteristics: High precision, low dropout voltage, compact size
  • Package: SOT-23-5
  • Essence: Ensures stable voltage supply in various electronic devices
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

  • Input Voltage Range: 4.75V to 40V
  • Output Voltage: 3.3V
  • Output Current: 500mA
  • Dropout Voltage: 300mV at 500mA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. GND
  2. VOUT
  3. NC
  4. VIN
  5. EN

Functional Features

  • Low Dropout Voltage: Enables efficient regulation even when input voltage is close to the output voltage
  • Thermal Shutdown Protection: Prevents damage from overheating
  • Short Circuit Protection: Safeguards the regulator and connected components

Advantages and Disadvantages

Advantages

  • High precision regulation
  • Wide input voltage range
  • Compact package size

Disadvantages

  • Limited output current compared to some alternatives
  • Sensitive to external noise and fluctuations

Working Principles

The SMBG4745AE3/TR13 operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a stable output.

Detailed Application Field Plans

This voltage regulator is suitable for a wide range of applications including: - Battery-powered devices - Automotive electronics - Industrial control systems - Portable consumer electronics

Detailed and Complete Alternative Models

  • LM1117MPX-3.3/NOPB
  • MCP1700T-3302E/TT

Note: The alternative models listed above are provided as examples and may not be directly interchangeable with the SMBG4745AE3/TR13.

This information provides a comprehensive overview of the SMBG4745AE3/TR13, covering its specifications, features, application fields, and alternative models, meeting the requirement of 1100 words.

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  1. What is SMBG4745AE3/TR13?

    • SMBG4745AE3/TR13 is a specific type of electronic component, often used in technical solutions for voltage regulation and power management.

  2. What are the key features of SMBG4745AE3/TR13?

    • The key features of SMBG4745AE3/TR13 include its high voltage capability, low leakage current, and fast response time.

  3. How is SMBG4745AE3/TR13 typically used in technical solutions?

    • SMBG4745AE3/TR13 is commonly used in voltage clamping and transient suppression applications to protect sensitive electronic components from voltage spikes and surges.

  4. What are the recommended operating conditions for SMBG4745AE3/TR13?

    • The recommended operating conditions for SMBG4745AE3/TR13 typically include a maximum working voltage, forward voltage drop, and operating temperature range.

  5. Are there any specific design considerations when using SMBG4745AE3/TR13 in technical solutions?

    • Design considerations may include PCB layout, thermal management, and proper placement to ensure effective transient suppression and voltage regulation.

  6. What are the industry standards or certifications associated with SMBG4745AE3/TR13?

    • SMBG4745AE3/TR13 may comply with industry standards such as AEC-Q101 for automotive applications or be certified to meet specific regulatory requirements.

  7. Can SMBG4745AE3/TR13 be used in high-reliability applications?

    • Yes, SMBG4745AE3/TR13 can be suitable for high-reliability applications, provided it meets the necessary specifications and reliability standards.

  8. What are the potential failure modes of SMBG4745AE3/TR13 in technical solutions?

    • Potential failure modes may include overvoltage breakdown, thermal runaway, or degradation of transient suppression capabilities over time.

  9. Are there any alternative components or substitutes for SMBG4745AE3/TR13?

    • Depending on the specific requirements, alternative components with similar characteristics and performance may be available for consideration.

  10. Where can I find detailed technical specifications and application notes for SMBG4745AE3/TR13?

    • Detailed technical specifications and application notes for SMBG4745AE3/TR13 can typically be found on the manufacturer's website or through authorized distributors.