Renesas RAA489300
3-Level DC/DC controller with superior thermal efficiency and performance in a compact size
The RAA489300 is a high-efficiency DC/DC controller built for 3-level buck topology, offering reduced inductance and minimized power loss for compact, high-performance designs. Featuring Renesas R3™ technology, it ensures fast transient response and seamless mode transitions. Ideal for USB Power Delivery (USB PD) and high-power barrel adapter applications, it supports PPS and AVS standards, with bidirectional pass-through mode for optimal efficiency. Programmable via SMBus/I²C, it enables flexible and precise power management across diverse applications.
Key features
- 3-level buck configuration with single inductor
- Bidirectional pass-through mode
- High thermal performance and efficiency up to 98.3% at 240W
- Wide voltage range
- Robust protection suite
- Compact 4×4 32 Ld TQFN package
Applications
- Multiple-port USB-PD charger
- Portable power solution
- PC Docking station
- Robots and drones
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