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SMPZ3930B-M3/85A
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SMPZ3930B-M3/85A

Introduction

The SMPZ3930B-M3/85A is a semiconductor product belonging to the category of voltage regulator diodes. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Voltage Regulator Diodes
  • Use: Stabilizing voltage in electronic circuits
  • Characteristics: High precision, low noise, and high stability
  • Package: SOD-323
  • Essence: Precision voltage regulation
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Part Number: SMPZ3930B-M3/85A
  • Voltage - Zener (Nom) (Vz): 3.9V
  • Power - Max: 200mW
  • Impedance (Max) (Zzt): 40 Ohm
  • Current - Reverse Leakage @ Vr: 100nA @ 1V
  • Tolerance: ±5%
  • Operating Temperature: -65°C ~ 150°C

Detailed Pin Configuration

The SMPZ3930B-M3/85A follows the SOD-323 package standard with three pins: 1. Anode 2. Cathode 3. Not connected (NC)

Functional Features

  • Precision Regulation: Provides stable output voltage under varying load conditions.
  • Low Noise: Minimizes electrical interference in sensitive applications.
  • High Stability: Maintains consistent performance over a wide temperature range.

Advantages and Disadvantages

Advantages

  • High precision voltage regulation
  • Low noise output
  • Compact SOD-323 package
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Relatively low current handling capacity

Working Principles

The SMPZ3930B-M3/85A operates based on the reverse breakdown effect in a semiconductor junction. When the voltage across the diode reaches the specified zener voltage, it starts conducting, effectively stabilizing the output voltage.

Detailed Application Field Plans

The SMPZ3930B-M3/85A is suitable for various applications, including: - Voltage regulation in portable electronics - Signal conditioning in communication systems - Precision voltage references in instrumentation

Detailed and Complete Alternative Models

Some alternative models to the SMPZ3930B-M3/85A include: - SMPZ3929B-M3/85A: 3.6V Zener voltage, similar characteristics - SMPZ3931B-M3/85A: 4.3V Zener voltage, similar package and use - SMPZ3930C-M3/85A: Higher power dissipation, compatible package

In conclusion, the SMPZ3930B-M3/85A is a precision voltage regulator diode with specific characteristics and applications. Understanding its specifications, pin configuration, functional features, and alternatives is essential for effective utilization in electronic circuits.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SMPZ3930B-M3/85A i tekniska lösningar

  1. What is the maximum power dissipation of SMPZ3930B-M3/85A?

    • The maximum power dissipation of SMPZ3930B-M3/85A is 2.5W.

  2. What is the typical forward voltage drop of SMPZ3930B-M3/85A?

    • The typical forward voltage drop of SMPZ3930B-M3/85A is 0.36V at 3A.

  3. What is the reverse voltage rating of SMPZ3930B-M3/85A?

    • The reverse voltage rating of SMPZ3930B-M3/85A is 30V.

  4. What is the operating temperature range for SMPZ3930B-M3/85A?

    • SMPZ3930B-M3/85A has an operating temperature range of -55°C to +150°C.

  5. What is the package type of SMPZ3930B-M3/85A?

    • SMPZ3930B-M3/85A comes in a PowerFLAT™ 5x6 package.

  6. What are the typical applications for SMPZ3930B-M3/85A?

    • SMPZ3930B-M3/85A is commonly used in DC-DC converters, LED lighting, and battery protection circuits.

  7. Does SMPZ3930B-M3/85A have any special features for ESD protection?

    • Yes, SMPZ3930B-M3/85A offers ESD protection up to 2kV (HBM).

  8. What is the typical reverse leakage current of SMPZ3930B-M3/85A at room temperature?

    • The typical reverse leakage current of SMPZ3930B-M3/85A at room temperature is 10µA at 30V.

  9. Can SMPZ3930B-M3/85A be used in automotive applications?

    • Yes, SMPZ3930B-M3/85A is AEC-Q101 qualified and suitable for automotive applications.

  10. What are the key differences between SMPZ3930B-M3/85A and other similar diodes in its class?

    • SMPZ3930B-M3/85A offers low forward voltage drop, high power dissipation, and excellent ESD protection, making it suitable for demanding technical solutions.