Easy Design, High Efficiency I2C Control, Low Quiescent Current, & High Output Voltage— find your solution now.

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Boost Your System Performance with the Right Converter

Top picks: Product Features & Application Examples

 Boost Converter Application Note   Smartphones   Tablets 
Power Solution to Next-Generation Li-Ion Battery Applications – Maximizing Battery Life
Explore application examples and gain in-depth insights into Richtek’s four popular boost converter categories. Find the most suitable solution to optimize your application design efficiently.
✅ Low Quiescent Current

RT4823 With low 4µA quiescent current and integrated reverse blocking protection, it ensures stable operation, perfect for USB-C OTG applications and long standby devices.

✅ High-Efficiency I2C Control

RT4803/A/B Featuring a built-in bypass switch, this family significantly reduces conduction losses, achieving efficiency close to 100%, ideal for Wi-Fi modules and audio amplifiers in smartphones.

✅ Easy Design

RT4812 Housed in a TSOT-23-8 package, it offers both cost advantage and design simplicity, ideal for power banks, wireless mice, and other consumer electronics.

✅ High Output Capacity

RT8581Delivering up to 20W output power, it maintains 94.5% efficiency under heavy loads, suitable for NAND Flash power supply, 15W audio amplifiers, and more.

☛ Please click the link below to get more technical details and application cases!
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Featured Products * The following products are available at Digikey.

Product Number ISW Vin Vout Buy
RT4823 download datasheet 2.15A 1.8V-5.5V 5V online buy
RT4803B download datasheet 4A 1.8V-5.5V 2.85V-4.4V online buy
RT4812 download datasheet 4A 1.8V-5V 1.8V-5.5V online buy
RT8581 download datasheet 10A 2.7V-12V 4.5V-12.6V online buy
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