SMPZ3921B-E3/85A

Introduction

The SMPZ3921B-E3/85A is a semiconductor product belonging to the category of voltage regulator diodes. This entry provides an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed 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 low dropout voltage
• Package: SOD-123
• Essence: Semiconductor material with specific electrical properties
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Voltage Rating: 5.6V
• Current Rating: 500mA
• Tolerance: ±2%
• Operating Temperature Range: -40°C to 125°C
• Power Dissipation: 250mW

Detailed Pin Configuration

The SMPZ3921B-E3/85A has three pins: 1. Pin 1: Anode 2. Pin 2: Not connected 3. Pin 3: Cathode

Functional Features

• Precise voltage regulation
• Low noise output
• Low dropout voltage
• Reverse polarity protection

Advantages and Disadvantages

Advantages

• High precision voltage regulation
• Low noise output
• Small form factor
• Reverse polarity protection

Disadvantages

• Limited current handling capacity
• Sensitive to overvoltage conditions

Working Principles

The SMPZ3921B-E3/85A operates by utilizing zener diode technology to regulate voltage within electronic circuits. When the input voltage exceeds the specified level, the diode conducts current, effectively stabilizing the output voltage.

Detailed Application Field Plans

The SMPZ3921B-E3/85A finds applications in various electronic devices, including: - Voltage regulators in power supplies - Signal conditioning circuits - Battery management systems - Precision measurement equipment

Detailed and Complete Alternative Models

Some alternative models to SMPZ3921B-E3/85A include: - SMPZ5223C-E3/85A: Higher voltage rating (8.2V) - SMPZ2704B-E3/85A: Lower voltage rating (3.3V) - SMPZ3921B-E3/18A: Different packaging (DO-35)

In conclusion, the SMPZ3921B-E3/85A is a voltage regulator diode with high precision and low noise characteristics, suitable for various electronic applications requiring stable voltage regulation.

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