SMPZ3935B-E3/84A

Introduction

The SMPZ3935B-E3/84A is a crucial component in the field of electronic devices, offering a wide range of applications and features. This entry will provide an in-depth overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Overview

• Category: Electronic Components
• Use: Voltage Regulator
• Characteristics: High precision, low dropout voltage, small package size
• Package: SOT-223
• Essence: Regulates voltage to ensure stable power supply
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Input Voltage Range: 4.5V to 36V
• Output Voltage Range: 1.25V to 34V
• Output Current: 1A
• Dropout Voltage: 400mV at 1A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The SMPZ3935B-E3/84A has a standard SOT-223 package with three pins: 1. Pin 1 (Input): Connects to the input voltage source 2. Pin 2 (Ground): Connected to the ground reference 3. Pin 3 (Output): Provides the regulated output voltage

Functional Features

• Voltage Regulation: Maintains a stable output voltage despite fluctuations in the input voltage
• Overcurrent Protection: Safeguards the circuit by limiting the output current during overloads
• Thermal Shutdown: Prevents damage due to excessive heat by shutting down the regulator temporarily

Advantages and Disadvantages

Advantages

• High precision regulation
• Wide input voltage range
• Compact package size

Disadvantages

• Limited output current compared to higher-rated regulators
• Sensitive to improper handling during assembly

Working Principles

The SMPZ3935B-E3/84A operates on the principle of feedback control, where it compares the actual output voltage to a reference voltage and adjusts the internal circuitry to maintain a constant output voltage.

Detailed Application Field Plans

The SMPZ3935B-E3/84A finds extensive use in various electronic devices, including: - Battery-powered devices - Portable consumer electronics - Automotive applications - Industrial control systems

Detailed and Complete Alternative Models

For applications requiring different specifications or form factors, alternative models include: - LM2940CT-12/NOPB - LT1763CS8-3.3#PBF - ADP3338AKCZ-3.3-R7

In conclusion, the SMPZ3935B-E3/84A plays a vital role in ensuring stable power supply in diverse electronic applications, offering high precision and reliability within a compact package. Its wide input voltage range and protective features make it a versatile choice for various design requirements.

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