GDZ3V3B-HG3-18 Product Overview

Product Category: Voltage Regulator

Use: The GDZ3V3B-HG3-18 is a voltage regulator designed to maintain a stable output voltage under varying input voltages and load conditions. It is commonly used in electronic circuits to ensure that sensitive components receive the correct voltage.

Characteristics: This voltage regulator has a low dropout voltage, high accuracy, and low quiescent current, making it suitable for battery-powered applications. It comes in a compact package with built-in thermal shutdown and current limit protection features.

Package: The GDZ3V3B-HG3-18 is available in a small surface-mount package, making it suitable for space-constrained designs.

Essence: The essence of this product lies in its ability to provide a stable and reliable voltage supply to electronic circuits, ensuring proper functionality and longevity of connected components.

Packaging/Quantity: The GDZ3V3B-HG3-18 is typically supplied in reels or tubes, with quantities varying based on manufacturer and distributor specifications.

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage: 3.3V
• Dropout Voltage: 300mV at 1A
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The GDZ3V3B-HG3-18 typically features three pins: 1. VIN (Input Voltage) 2. GND (Ground) 3. VOUT (Output Voltage)

Functional Features

• Low Dropout Voltage: Ensures efficient regulation even when the input voltage is close to the output voltage.
• Thermal Shutdown Protection: Prevents the device from overheating under excessive load conditions.
• Current Limit Protection: Safeguards the regulator and connected components from overcurrent situations.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low dropout voltage - Compact form factor - Built-in protection features

Disadvantages: - Limited maximum input voltage range - Sensitive to improper handling and ESD

Working Principles

The GDZ3V3B-HG3-18 operates by comparing the output voltage to a reference voltage and adjusting the internal circuitry to maintain a constant output voltage, compensating for variations in input voltage and load conditions.

Detailed Application Field Plans

This voltage regulator is commonly used in portable electronic devices, battery-powered systems, and embedded applications where a stable and reliable power supply is essential for proper operation.

Detailed and Complete Alternative Models

Alternative models to the GDZ3V3B-HG3-18 include the LM317, LM1117, and XC6206, each offering similar voltage regulation capabilities with varying specifications and package options.

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