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1SMA5917BT3
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1SMA5917BT3

Product Overview

Category

The 1SMA5917BT3 belongs to the category of surface mount silicon Zener diodes.

Use

It is commonly used for voltage regulation and transient suppression in electronic circuits.

Characteristics

  • Low leakage current
  • High reliability
  • Fast response time

Package

The 1SMA5917BT3 is available in a SMA package.

Essence

This product is essential for protecting sensitive electronic components from voltage spikes and surges.

Packaging/Quantity

The 1SMA5917BT3 is typically packaged in reels with quantities varying based on manufacturer specifications.

Specifications

  • Zener Voltage: 18V
  • Power Dissipation: 1.5W
  • Operating Temperature Range: -65°C to +150°C
  • Forward Voltage: 1.5V
  • Reverse Current: 5µA

Detailed Pin Configuration

The 1SMA5917BT3 has two pins, anode, and cathode, which are clearly marked on the device.

Functional Features

  • Voltage regulation
  • Transient suppression
  • Overvoltage protection

Advantages and Disadvantages

Advantages

  • High reliability
  • Fast response time
  • Low leakage current

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

The 1SMA5917BT3 operates by allowing current to flow in reverse when the voltage reaches the breakdown voltage, effectively clamping the voltage to the desired level.

Detailed Application Field Plans

The 1SMA5917BT3 is widely used in: - Power supplies - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the 1SMA5917BT3 include: - 1N4744A - BZX85C18 - P6KE18CA

In conclusion, the 1SMA5917BT3 is a crucial component in electronic circuits, providing voltage regulation and transient suppression. Its high reliability and fast response time make it suitable for various applications, although its limited power dissipation capability and sensitivity to temperature variations should be considered during design and implementation.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1SMA5917BT3 en soluciones técnicas

  1. What is 1SMA5917BT3 and what is its application?

    • 1SMA5917BT3 is a surface mount, bidirectional TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

  2. What is the maximum working voltage of 1SMA5917BT3?

    • The maximum working voltage of 1SMA5917BT3 is 17V.

  3. What is the peak pulse power dissipation of 1SMA5917BT3?

    • The peak pulse power dissipation of 1SMA5917BT3 is 400W.

  4. What are the typical applications of 1SMA5917BT3?

    • Typical applications of 1SMA5917BT3 include protection of electronic equipment such as telecommunication systems, industrial controls, consumer electronics, and automotive electronics.

  5. What is the operating temperature range of 1SMA5917BT3?

    • The operating temperature range of 1SMA5917BT3 is -55°C to +150°C.

  6. What is the clamping voltage of 1SMA5917BT3?

    • The clamping voltage of 1SMA5917BT3 at peak pulse current is typically 29.2V.

  7. Is 1SMA5917BT3 RoHS compliant?

    • Yes, 1SMA5917BT3 is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. Can 1SMA5917BT3 be used for surge protection in power supply units?

    • Yes, 1SMA5917BT3 can be used for surge protection in power supply units to safeguard against voltage spikes and surges.

  9. What is the package type of 1SMA5917BT3?

    • 1SMA5917BT3 comes in a DO-214AC (SMA) package.

  10. Does 1SMA5917BT3 require any external components for proper operation?

    • No, 1SMA5917BT3 does not require any external components for proper operation as it is a standalone TVS diode.