219-3-20800-845 Product Overview

Basic Information Overview

• Product Name: 219-3-20800-845
• Category: Electronic Component
• Use: This product is used as a voltage regulator in electronic circuits to maintain a stable output voltage.
• Characteristics: It has high precision and low dropout voltage, making it suitable for various electronic applications.
• Package: The product comes in a small surface-mount package.
• Essence: The essence of this product lies in its ability to regulate voltage with high accuracy and efficiency.
• Packaging/Quantity: Typically packaged in reels containing a specific quantity per reel.

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 1.2V to 20V
• Maximum Output Current: 500mA
• Dropout Voltage: 300mV at 500mA load current
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

• Pin 1: Input Voltage
• Pin 2: Ground
• Pin 3: Output Voltage

Functional Features

• Voltage Regulation: Provides a stable output voltage despite variations in input voltage and load conditions.
• Low Dropout: Ensures efficient operation even when the input voltage is only slightly higher than the output voltage.
• Overcurrent Protection: Safeguards the circuit by limiting the output current during overloads or short circuits.

Advantages and Disadvantages

Advantages

• High precision voltage regulation
• Low dropout voltage
• Overcurrent protection
• Wide input voltage range

Disadvantages

• Limited maximum output current compared to some alternatives
• Sensitive to improper handling during assembly due to its small size

Working Principles

The 219-3-20800-845 utilizes a feedback control mechanism to compare the actual output voltage with a reference voltage, adjusting the internal circuitry to maintain the desired output voltage.

Detailed Application Field Plans

This product is commonly used in portable electronic devices, battery-powered systems, and other applications where a stable voltage supply is critical for proper operation.

Detailed and Complete Alternative Models

• Model 219-3-20800-846: Similar specifications with a higher maximum output current of 1A
• Model 219-3-20800-844: Lower dropout voltage but with a narrower input voltage range

In conclusion, the 219-3-20800-845 is a reliable voltage regulator with precise regulation and low dropout voltage, making it suitable for various electronic applications. Its limitations include a relatively lower maximum output current and sensitivity to mishandling during assembly.

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