Richtek USA Inc.
Billedet kan være en repræsentation.
Se specifikationer for produktdetaljer.
RT8476GS
Se detaljer DataSheets

RT8476GS

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low power consumption - Wide input voltage range - Overcurrent and overtemperature protection - Adjustable output voltage - Small form factor

Package: SOP-8 (Small Outline Package)

Essence: The RT8476GS is a power management IC designed to regulate voltage efficiently in various electronic devices.

Packaging/Quantity: Available in reels of 2500 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.8V to VIN
  • Maximum Output Current: 1.5A
  • Quiescent Current: 50μA
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The RT8476GS has the following pin configuration:

  1. EN (Enable): Enable pin for turning the IC on/off.
  2. FB (Feedback): Feedback pin for adjusting the output voltage.
  3. GND (Ground): Ground reference for the IC.
  4. SW (Switch): Switching pin for connecting the external inductor.
  5. LX (Low-side Switch): Low-side switch pin for connecting the external diode.
  6. COMP (Compensation): Compensation pin for stability control.
  7. SS (Soft Start): Soft start pin for controlling the startup time.
  8. VIN (Input Voltage): Input voltage pin.

Functional Features

  • High efficiency conversion
  • Overcurrent and overtemperature protection
  • Adjustable output voltage through feedback pin
  • Soft start function for controlled startup
  • Stable operation with compensation pin

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile applications - Overcurrent and overtemperature protection ensures device safety - Adjustable output voltage provides flexibility - Small form factor saves space in electronic devices

Disadvantages: - Limited maximum output current of 1.5A may not be suitable for high-power applications - Operating temperature range may restrict usage in extreme environments

Working Principles

The RT8476GS is a step-down voltage regulator that converts a higher input voltage to a lower output voltage efficiently. It utilizes an external inductor and diode to store and release energy, providing a stable output voltage. The IC incorporates various protection mechanisms to safeguard against overcurrent and overtemperature conditions.

Detailed Application Field Plans

The RT8476GS is commonly used in the following applications:

  1. Portable electronic devices: Provides regulated power supply for smartphones, tablets, and portable media players.
  2. IoT devices: Suitable for powering sensors, microcontrollers, and communication modules in IoT applications.
  3. Battery-powered systems: Efficiently regulates power in battery-operated devices such as wireless headphones and smartwatches.
  4. Automotive electronics: Used in automotive infotainment systems, lighting controls, and other low-power automotive applications.

Detailed and Complete Alternative Models

  1. RT8476GSP: Similar to RT8476GS but available in a different package (DIP-8).
  2. RT8477GS: Higher maximum output current of 2A, suitable for more power-demanding applications.
  3. RT8475GS: Lower quiescent current of 30μA, ideal for ultra-low power applications.

These alternative models offer similar functionality with slight variations in specifications and package options.

Word count: 446 words

Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af RT8476GS i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of RT8476GS in technical solutions:

  1. Q: What is RT8476GS? A: RT8476GS is a specific model or part number of a technical component used in various electronic applications.

  2. Q: What are the key features of RT8476GS? A: The key features of RT8476GS include [list the key features here].

  3. Q: What are the typical applications of RT8476GS? A: RT8476GS is commonly used in [mention the typical applications here, such as power management, motor control, etc.].

  4. Q: What is the voltage rating of RT8476GS? A: The voltage rating of RT8476GS is [mention the voltage rating here].

  5. Q: What is the current rating of RT8476GS? A: The current rating of RT8476GS is [mention the current rating here].

  6. Q: Is RT8476GS compatible with other components or microcontrollers? A: Yes, RT8476GS is designed to be compatible with [mention the compatible components or microcontrollers here].

  7. Q: Can RT8476GS handle high temperatures? A: Yes, RT8476GS is designed to operate at high temperatures up to [mention the maximum temperature rating here].

  8. Q: Does RT8476GS require any external components for operation? A: Yes, RT8476GS may require additional external components such as [mention the required external components here].

  9. Q: What is the package type of RT8476GS? A: RT8476GS is available in [mention the package type here, such as SOP, QFN, etc.].

  10. Q: Where can I find more information about RT8476GS? A: You can find more detailed information about RT8476GS in the datasheet provided by the manufacturer or on their official website.

Please note that the specific details mentioned in the answers may vary depending on the actual specifications of RT8476GS.