RT8813DGQW

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RT8813DGQW

IC PWM CTRLR WQFN-24

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  • Mfr. Partie #RT8813DGQW
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  • Fiche de données
  • En stock7343

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Spécifications

Part Status Active
Base Product Number RT8813
Output Type Transistor Driver
Function Step-Down
Output Configuration Positive
Topology Buck
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 4.5V ~ 26V
Frequency - Switching 150kHz ~ 600kHz
Synchronous Rectifier Yes
Clock Sync No
Control Features Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package 24-WFQFN Exposed Pad
Supplier Device Package 24-WQFN (4x4)
Packaging Cut Tape (CT), Tape & Reel (TR)

Vue d'ensemble

Description

The RT8813DGQW is a high-efficiency, synchronous buck converter designed for power management applications. It features a wide input voltage range, typically suitable for powering various electronic devices, including laptops and industrial equipment. The device integrates advanced control algorithms to optimize power conversion, ensuring minimal energy loss and heat generation.
Key characteristics include adjustable output voltage, fast transient response, and the ability to deliver high output current with minimal ripple. The RT8813DGQW also supports features like over-voltage protection, under-voltage lockout, and thermal shutdown, enhancing system reliability and safety.
Its compact package design aids in space-constrained applications, making it an ideal choice for modern electronics that demand efficient power delivery in a small footprint. Overall, the RT8813DGQW represents a versatile solution for efficient DC-DC conversion in various applications.

Features

The RT8813DGQW is a high-performance LED driver designed for applications such as backlighting and display illumination. Key features include:
1. Constant Current Output: Maintains a stable current for LEDs, ensuring consistent brightness.
2. Wide Input Voltage Range: Supports a broad input voltage, typically from 4.5V to 25V, accommodating various power sources.
3. Dimming Control: Offers PWM dimming capabilities, allowing for fine brightness control.
4. Thermal Protection: Includes built-in thermal shutdown to prevent overheating and enhance reliability.
5. High Efficiency: Designed for low power loss, improving overall energy efficiency.
6. Compact Package: Available in a small footprint, facilitating integration into space-constrained designs.
7. Short-Circuit Protection: Provides safety features to protect against short circuits, enhancing device longevity.
These features make the RT8813DGQW suitable for a variety of lighting applications in consumer electronics and industrial devices.

Package

The RT8813DGQW is typically packaged in a 28-pin QFN (Quad Flat No-lead) package type, which provides a compact design suitable for space-constrained applications.

Pinout

The RT8813DGQW is a power management IC with a pin count of 24. It is primarily designed for voltage regulation and power sequencing in various applications, including laptops and other portable devices. Key functions include:
1. PWM Controller: Regulates output voltage levels.
2. Power Good Signal: Provides a status indication when the power output is stable.
3. Enable/Disable Control: Allows for the IC to be turned on or off as needed.
4. Soft Start: Smoothly ramps up the output voltage to avoid inrush current.
5. Overcurrent Protection: Safeguards against excessive current draw.
6. Thermal Shutdown: Protects the device from overheating.
The RT8813DGQW ensures efficient power management and helps maintain system stability in various electronic applications.

Manufacturer

The RT8813DGQW is manufactured by Richtek Technology Corporation, a company that specializes in the design and production of power management integrated circuits (ICs). Richtek focuses on providing high-performance solutions for various applications, including consumer electronics, networking, and telecommunications. The company is known for its innovative power management products, such as voltage regulators, LED drivers, and battery management systems. Established in Taiwan, Richtek serves a global market and is recognized for its commitment to quality and customer service in the semiconductor industry.

Application

The RT8813DGQW is a high-efficiency step-down (buck) DC-DC converter. Its application areas include power management in laptops, tablets, and smartphones, as well as in industrial automation, telecommunications, and consumer electronics. It is designed for powering processors, FPGAs, and other digital circuits requiring stable voltage regulation while maintaining high efficiency and compact size.

Equivalent

The RT8813DGQW chip is a power management IC commonly used in battery charging applications. Equivalent products include the MCP73831 from Microchip, the BQ24195 from Texas Instruments, and the LTC4054 from Analog Devices. These alternatives offer similar functionalities for Li-ion and Li-polymer battery management, including charging and power regulation features. Always verify specifications for compatibility in your specific application.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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