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IELHK21111-1REG4-31246-1
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IELHK21111-1REG4-31246-1 Product Overview

Basic Information Overview

  • Category: Electronic Component
  • Use: Voltage Regulator
  • Characteristics: High precision, low dropout voltage, low quiescent current
  • Package: TO-220
  • Essence: Regulating voltage for electronic circuits
  • Packaging/Quantity: Typically sold in reels of 1000 units

Specifications

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

Detailed Pin Configuration

  1. Input
  2. Ground
  3. Output

Functional Features

  • Voltage Regulation: Maintains a stable output voltage despite fluctuations in input voltage or load current.
  • Low Dropout: Operates with minimal voltage drop between input and output.
  • Low Quiescent Current: Consumes very little current when in standby mode.

Advantages

  • Precise voltage regulation ensures reliable performance of connected circuits.
  • Low dropout voltage allows for efficient use of available power supply.
  • Low quiescent current prolongs battery life in portable devices.

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications.
  • Operating temperature range may restrict use in extreme environments.

Working Principles

The IELHK21111-1REG4-31246-1 utilizes a feedback control loop to compare the output voltage to a reference voltage and adjust the pass element to maintain a constant output.

Detailed Application Field Plans

  • Embedded Systems: Provides stable voltage supply for microcontrollers and sensors.
  • Portable Electronics: Extends battery life by efficiently regulating voltage for various components.
  • Automotive Electronics: Ensures consistent power delivery to sensitive automotive electronics.

Detailed and Complete Alternative Models

  • IELHK21112-1REG4-31247-1: 5V output voltage, 1.5A maximum output current
  • IELHK21113-1REG4-31248-1: Adjustable output voltage, 500mA maximum output current
  • IELHK21114-1REG4-31249-1: 3.3V output voltage, 2A maximum output current

This comprehensive entry provides an in-depth understanding of the IELHK21111-1REG4-31246-1 voltage regulator, including its specifications, features, applications, and alternatives.

Énumérez 10 questions et réponses courantes liées à l'application de IELHK21111-1REG4-31246-1 dans les solutions techniques

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