Littelfuse Inc.
Afbeelding kan een representatie zijn.
Zie specificaties voor productdetails.
SMAJ12C
Details bekijken DataSheets

SMAJ12C: Product Overview and Specifications

Introduction

The SMAJ12C is a diode belonging to the category of transient voltage suppressor (TVS) diodes. These diodes are widely used in electronic circuits to protect sensitive components from voltage spikes and transients. The SMAJ12C is known for its robust characteristics and versatile applications.

Basic Information Overview

  • Category: Transient Voltage Suppressor (TVS) Diode
  • Use: Protection against voltage spikes and transients in electronic circuits
  • Characteristics: Fast response time, low clamping voltage, high surge capability
  • Package: SMA (DO-214AC)
  • Essence: Safeguarding sensitive electronic components
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

  • Part Number: SMAJ12C
  • Peak Pulse Power: 400W
  • Breakdown Voltage: 12V
  • Operating Temperature Range: -55°C to +150°C
  • Reverse Standoff Voltage: 10.5V
  • Forward Voltage Drop: 0.9V at 1A
  • RoHS Compliant: Yes

Detailed Pin Configuration

The SMAJ12C TVS diode has a simple two-pin configuration: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Fast response time to clamp transient voltages
  • Low clamping voltage to protect downstream components
  • High surge capability for reliable protection

Advantages and Disadvantages

Advantages

  • Effective protection against voltage spikes
  • Fast response time
  • RoHS compliant

Disadvantages

  • Limited to specific voltage ratings
  • Requires careful consideration of placement in circuit design

Working Principles

The SMAJ12C operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuitry. This action effectively limits the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The SMAJ12C finds extensive use in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models offer similar performance and characteristics to the SMAJ12C, including: - P6SMBJ12CA - 1.5SMCJ12CA - SMBJ12CA

In conclusion, the SMAJ12C transient voltage suppressor diode provides reliable protection against voltage transients and spikes in electronic circuits. Its fast response time, low clamping voltage, and high surge capability make it an essential component in safeguarding sensitive electronics.

Word Count: 346

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van SMAJ12C in technische oplossingen

  1. What is SMAJ12C?

    • SMAJ12C is a surface mount transient voltage suppressor diode that is commonly used to protect electronic circuits from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMAJ12C?

    • The maximum peak pulse power of SMAJ12C is 400 watts.

  3. What is the breakdown voltage of SMAJ12C?

    • The breakdown voltage of SMAJ12C is 12 volts.

  4. What are the typical applications of SMAJ12C?

    • SMAJ12C is commonly used in applications such as protection of sensitive electronic components, surge protection in power supplies, and safeguarding communication equipment from voltage surges.

  5. What is the operating temperature range of SMAJ12C?

    • The operating temperature range of SMAJ12C is typically -55°C to +150°C.

  6. How does SMAJ12C provide protection against voltage spikes?

    • SMAJ12C clamps the voltage by diverting excess current away from the protected circuit, thereby preventing damage due to voltage spikes.

  7. Is SMAJ12C suitable for high-speed data lines?

    • Yes, SMAJ12C is suitable for high-speed data lines due to its fast response time and low capacitance.

  8. Can SMAJ12C be used in automotive electronics?

    • Yes, SMAJ12C can be used in automotive electronics to protect sensitive components from voltage transients.

  9. What is the packaging of SMAJ12C?

    • SMAJ12C is available in a variety of surface mount packages, such as SMA, SMB, and SMC.

  10. Are there any alternatives to SMAJ12C for transient voltage suppression?

    • Yes, other alternatives for transient voltage suppression include SMBJ12C, SMCJ12C, and P6KE12CA, among others.