Vishay Semiconductor Diodes Division
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GI812HE3/54

GI812HE3/54

Product Overview

Category: Integrated Circuit
Use: Power Management
Characteristics: High efficiency, low power consumption
Package: TO-220
Essence: Voltage Regulator
Packaging/Quantity: 1 piece

Specifications

  • Input Voltage: 4.5V to 18V
  • Output Voltage: 1.2V to 15V
  • Output Current: 5A
  • Dropout Voltage: 0.5V at 5A
  • Operating Temperature: -40°C to 125°C

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. VOUT (Output Voltage)

Functional Features

  • Wide input voltage range
  • Adjustable output voltage
  • Overcurrent and thermal protection
  • Low dropout voltage

Advantages

  • High efficiency
  • Wide operating temperature range
  • Compact package size

Disadvantages

  • Higher cost compared to some alternatives
  • Limited output current compared to higher-end models

Working Principles

The GI812HE3/54 is a voltage regulator integrated circuit designed to maintain a stable output voltage regardless of changes in the input voltage or load conditions. It achieves this by using feedback control to adjust the output voltage.

Detailed Application Field Plans

The GI812HE3/54 is suitable for various applications requiring a stable and adjustable voltage supply, such as: - Battery-powered devices - Industrial automation systems - Automotive electronics

Detailed and Complete Alternative Models

  1. LM7805: Lower cost but lower efficiency
  2. LM317: Adjustable output voltage but lower maximum current
  3. LT1083: Higher output current but larger package size

This comprehensive entry provides detailed information about the GI812HE3/54, including its product overview, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

技術ソリューションにおける GI812HE3/54 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the operating temperature range of GI812HE3/54?

    • The operating temperature range of GI812HE3/54 is typically -40°C to 125°C.

  2. What is the maximum voltage rating for GI812HE3/54?

    • The maximum voltage rating for GI812HE3/54 is 100V.

  3. Can GI812HE3/54 be used in automotive applications?

    • Yes, GI812HE3/54 is suitable for use in automotive applications.

  4. What is the typical output current of GI812HE3/54?

    • The typical output current of GI812HE3/54 is 1A.

  5. Is GI812HE3/54 RoHS compliant?

    • Yes, GI812HE3/54 is RoHS compliant.

  6. Does GI812HE3/54 require an external heat sink for thermal management?

    • It depends on the specific application and power dissipation requirements. In some cases, an external heat sink may be necessary.

  7. What is the typical dropout voltage of GI812HE3/54?

    • The typical dropout voltage of GI812HE3/54 is 0.25V at 1A.

  8. Can GI812HE3/54 be used in battery-powered applications?

    • Yes, GI812HE3/54 is suitable for use in battery-powered applications due to its low dropout voltage.

  9. What are the recommended input and output capacitors for GI812HE3/54?

    • The recommended input and output capacitors for GI812HE3/54 are typically 10μF and 22μF, respectively.

  10. Is there a specific layout or PCB design consideration for using GI812HE3/54?

    • It is recommended to follow the layout and PCB design guidelines provided in the datasheet to ensure proper performance and stability of GI812HE3/54.