| Topology | Buck Converter |
| Input voltage | 4.5-60 V |
| Switching frequency | 200-800 kHz |
| Output 1 | 3.3 V / 3 A |
| IC revision | 1.00 |
The RTKA211630DE0000BU board evaluates the RAA211630 (QFN version), a DC/DC synchronous step-down regulator with programmable switching frequency. The RAA211630 supports a wide input voltage range (from 4.5V to 60V) and adjustable output voltage. It delivers up to continuous 3A output current with premium load regulation and line regulation performance.