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TPSMF4L70A
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TPSMF4L70A

Product Overview

The TPSMF4L70A belongs to the category of transient voltage suppressor diodes. It is commonly used for protecting sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. The characteristics of TPSMF4L70A include its low clamping voltage, fast response time, and high surge current capability. It is typically available in a surface-mount package and is designed to provide essential protection for electronic circuits.

Package and Quantity

The TPSMF4L70A is usually packaged in a small outline plastic package (SOD-123FL) and is available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

  • Peak Pulse Power: 400 W
  • Clamping Voltage: 77 V
  • Operating Voltage: 64.5 V
  • Maximum Reverse Standoff Voltage: 58.1 V
  • Breakdown Voltage Range: 64.5 V - 71.5 V
  • Maximum Reverse Leakage Current: 1 µA
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The TPSMF4L70A has a standard SOD-123FL package with two pins. Pin 1 is the anode, and pin 2 is the cathode.

Functional Features

  • Fast response time to transient voltage events
  • Low clamping voltage to protect downstream components
  • High surge current capability for robust protection

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Small form factor for space-constrained applications
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • May require additional circuitry for comprehensive protection in high-power applications

Working Principles

The TPSMF4L70A 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 circuit. This action limits the voltage across the protected circuit to a safe level, preventing damage to sensitive components.

Detailed Application Field Plans

The TPSMF4L70A is commonly used in various electronic systems, including: - Consumer electronics - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

Some alternative models to TPSMF4L70A include: - P6SMBJ58CA - SMBJ58A - 1.5SMC58CA - P4SMA58CA

In conclusion, the TPSMF4L70A transient voltage suppressor diode offers effective protection against voltage transients in a compact package, making it suitable for a wide range of electronic applications.

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技術ソリューションにおける TPSMF4L70A の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is TPSMF4L70A?

    • TPSMF4L70A is a 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 TPSMF4L70A?

    • The maximum working voltage of TPSMF4L70A is 70V.

  3. What is the peak pulse power of TPSMF4L70A?

    • The peak pulse power of TPSMF4L70A is 400W.

  4. What are the typical applications of TPSMF4L70A?

    • TPSMF4L70A is commonly used in telecommunication equipment, consumer electronics, industrial automation, and automotive electronics for surge protection.

  5. What is the operating temperature range of TPSMF4L70A?

    • The operating temperature range of TPSMF4L70A is -55°C to 150°C.

  6. What is the package type of TPSMF4L70A?

    • TPSMF4L70A is available in a surface mount SMA package.

  7. How does TPSMF4L70A provide transient voltage suppression?

    • TPSMF4L70A clamps the voltage during transient events, diverting excess current away from the protected circuit, thus preventing damage.

  8. Is TPSMF4L70A RoHS compliant?

    • Yes, TPSMF4L70A is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  9. What are the key features of TPSMF4L70A?

    • Key features of TPSMF4L70A include low clamping voltage, fast response time, and high surge capability.

  10. Can TPSMF4L70A be used in high-speed data lines?

    • Yes, TPSMF4L70A is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces due to its fast response time and low capacitance.