RT9471GQW

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RT9471GQW

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  • Mfr. Partie #RT9471GQW
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Spécifications

Manufacturer Richtek Tech
Package WQFN-24(4x4)

Vue d'ensemble

Description

The RT9471GQW is a high-performance Power Management Integrated Circuit (PMIC) designed primarily for battery-powered applications. It features a highly efficient buck-boost converter, allowing it to manage power from various sources, including batteries and power adapters, while maintaining a stable output voltage.
Key features include adjustable output voltage, low quiescent current, and built-in protection mechanisms such as overvoltage protection, under-voltage lockout, and thermal shutdown. The device is optimized for applications requiring consistent power delivery in compact designs, making it suitable for smartphones, tablets, and wearables.
Its compact QFN package enhances thermal performance and enables easy integration into existing circuits. The RT9471GQW also supports fast transient responses, which are crucial for maintaining power stability during load changes. Overall, it offers a reliable and efficient solution for modern electronic devices, ensuring optimal performance and extended battery life.

Features

The RT9471GQW is a high-performance, low dropout (LDO) voltage regulator designed for various electronic applications. Key features include:
1. Output Voltage: Adjustable output voltages, typically ranging from 0.8V to 5V.
2. Low Dropout Voltage: Ensures efficient operation even with minimal voltage headroom.
3. High Output Current: Capable of delivering up to 1A of load current, suitable for powering various devices.
4. Low Quiescent Current: Offers improved efficiency in battery-powered applications.
5. Thermal Protection: Integrated thermal shutdown feature to prevent overheating during operation.
6. Short Circuit Protection: Safeguards the device and connected components against excessive current draw.
7. Wide Input Voltage Range: Accepts a broad range of input voltages, enhancing application versatility.
8. Compact Package: Available in a small form factor, facilitating easy integration into space-constrained designs.
Overall, the RT9471GQW is ideal for applications requiring stable power supply with minimal power loss.

Package

The RT9471GQW is packaged in a WDFN (Wettable Dual Flat No-Lead) format, specifically a 3x3 mm size. This type of package is designed for surface-mount applications, providing a compact design with good thermal performance and reliability.

Pinout

The RT9471GQW is a highly integrated battery management IC with a pin count of 16. Its primary functions include:
1. Battery Charging: It supports linear charging for lithium-ion batteries with adjustable charge current.
2. Power Path Management: It allows simultaneous charging and system power supply management.
3. LED Indicator: Integrated status LEDs for charging indication.
4. Overvoltage and Overcurrent Protection: Protects against abnormal conditions to ensure battery safety.
5. Thermal Regulation: Manages temperature to prevent overheating during operation.
6. Programmable Charge Voltage: Allows adjustment for different battery types.
The device is suitable for applications in portable electronics, power banks, and other battery-operated systems.

Manufacturer

The RT9471GQW is manufactured by Richtek Technology Corporation. Richtek is a Taiwan-based company that specializes in the design and production of advanced analog ICs (integrated circuits). Their product offerings primarily include power management solutions, voltage regulators, and various analog components. Richtek serves a wide range of industries, including consumer electronics, telecommunications, and automotive applications. The company is known for its commitment to innovation and quality, providing efficient and reliable solutions for power management challenges.

Application

The RT9471GQW is a high-efficiency buck regulator primarily used in applications such as laptops, tablets, and other portable devices. It is suitable for powering processors, graphics cards, and various peripherals due to its ability to provide adjustable output voltage and high current capability. Additionally, it finds use in LED drivers and other consumer electronics requiring efficient power management.

Equivalent

The RT9471GQW is a buck-boost converter chip. Equivalent products include:
1. TPS63060 - Texas Instruments
2. LTC3780 - Analog Devices
3. MAX8689 - Maxim Integrated
4. LM2577 - Texas Instruments
5. MIC2250 - Microchip Technology
Always verify specifications and compatibility for your specific application before substituting.

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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3. Transfert bancaire

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