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219-3-20800-839
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219-3-20800-839 Product Overview

Basic Information Overview

  • Product Name: 219-3-20800-839
  • 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 applications requiring precise voltage regulation.
  • 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 based on customer requirements.

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 1.2V to 25V
  • Output Current: Up to 500mA
  • Dropout Voltage: 300mV at 500mA load
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: SOT-23

Detailed Pin Configuration

  • Pin 1 (VIN): Input voltage pin
  • Pin 2 (GND): Ground pin
  • Pin 3 (VOUT): Output voltage pin

Functional Features

  • Voltage Regulation: Provides stable output voltage despite variations in input voltage and load conditions.
  • Low Dropout: Operates efficiently even when the input voltage is only slightly higher than the output voltage.
  • Short Circuit Protection: Built-in protection against short circuits to prevent damage to the device.

Advantages and Disadvantages

Advantages

  • High precision voltage regulation
  • Small form factor
  • Wide input voltage range

Disadvantages

  • Limited output current compared to some other regulators
  • Sensitive to excessive input voltage

Working Principles

The 219-3-20800-839 operates by comparing the actual output voltage to a reference voltage and adjusting the internal circuitry to maintain the desired output voltage. It utilizes feedback control to continuously monitor and adjust the 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. Its small size and efficient operation make it suitable for compact designs with limited space.

Detailed and Complete Alternative Models

  • Model 1: 219-3-20800-840
    • Similar specifications and features, but with a higher output current capability.
  • Model 2: 219-3-20800-838
    • Lower dropout voltage and wider operating temperature range, suitable for extreme environmental conditions.

In conclusion, the 219-3-20800-839 is a versatile voltage regulator with precise regulation capabilities, making it an essential component in various electronic applications.

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