Vishay Semiconductor Diodes Division
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P4SMA43A-M3/61
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P4SMA43A-M3/61

Product Overview

Category

The P4SMA43A-M3/61 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for surge protection in electronic circuits, particularly in applications where protection against transient voltage spikes is required.

Characteristics

  • Low clamping voltage
  • Fast response time
  • High surge current capability

Package

The P4SMA43A-M3/61 is available in a DO-214AC (SMA) package.

Essence

The essence of the P4SMA43A-M3/61 lies in its ability to provide robust protection against transient voltage surges, thereby safeguarding sensitive electronic components.

Packaging/Quantity

The P4SMA43A-M3/61 is typically packaged in reels and is available in quantities suitable for production and assembly processes.

Specifications

  • Standoff Voltage: 36.8V
  • Breakdown Voltage: 40.9V
  • Maximum Clamping Voltage: 58.9V
  • Peak Pulse Current: 30A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The P4SMA43A-M3/61 has two pins, with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

  • Provides protection against voltage transients
  • Fast response to surge events
  • Low leakage current

Advantages

  • Robust surge protection
  • Fast reaction time
  • Suitable for high-frequency applications

Disadvantages

  • May exhibit some capacitance
  • Requires careful consideration of layout and placement for optimal performance

Working Principles

The P4SMA43A-M3/61 operates based on the principle of avalanche breakdown, where it rapidly conducts excess voltage away from the protected circuit, thus limiting the voltage across the circuit.

Detailed Application Field Plans

The P4SMA43A-M3/61 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the P4SMA43A-M3/61 include: - P4SMA33A-M3/61 - P4SMA36A-M3/61 - P4SMA39A-M3/61

In conclusion, the P4SMA43A-M3/61 is a vital component in protecting electronic circuits from transient voltage spikes, offering fast response times and high surge current capabilities. Its application spans across various industries, making it an essential part of modern electronic systems.

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