Richtek

RT9819A-27GV  

Supervisors

The Richtek RT9819A-27GV is a highly integrated, high-efficiency synchronous step-down (buck) regulator designed for a wide range of applications. It offers a compact solution with a high level of integration, making it ideal for space-constrained applications.

Description:

The RT9819A-27GV is a synchronous step-down regulator that can operate from an input voltage range of 4.5V to 28V and provides a regulated output voltage as low as 0.9V. It has a maximum output current of 2.7A and features a high efficiency of up to 95%. The device is available in a compact 10-pin DFN package.

Features:

• High efficiency: Up to 95%
• Wide input voltage range: 4.5V to 28V
• Low output voltage: As low as 0.9V
• Maximum output current: 2.7A
• High integration: Includes a power MOSFET, inductor, and capacitor
• Compact package: 10-pin DFN package
• Thermal protection: Over-temperature protection and thermal shutdown
• Soft-start function: Reduces inrush current

Applications:

The RT9819A-27GV is suitable for a wide range of applications, including:

1. Portable devices: Smartphones, tablets, and wearable devices
2. Consumer electronics: Bluetooth speakers, smart home devices, and IoT devices
3. Industrial applications: Industrial control systems and automation equipment
4. Medical devices: Medical monitors and diagnostic equipment
5. Automotive applications: In-vehicle infotainment systems and advanced driver-assistance systems (ADAS)

In summary, the Richtek RT9819A-27GV is a high-efficiency, synchronous step-down regulator that offers a compact and integrated solution for a wide range of applications. Its high efficiency, wide input voltage range, and low output voltage make it an ideal choice for space-constrained and power-sensitive applications.

RT9819A-27GV Documents

Download datasheets and manufacturer documentation for RT9819A-27GV

Datasheets :

RT9819      

HTML Datasheet :

RT9819      

Environmental Information :

Richtek REACH       RoHS Declaration