This manual provides usage instructions, specifications, reference designs and component lists for the ON Semiconductor NCP3063 Ext EVB evaluation board.
The NCP3063 Ext EVB is an evaluation board for the NCP3063 multi‑topology DC‑DC controller, offering boost, buck and inverting conversion. It adds a power inductor to achieve output currents above 7 A and includes a small auxiliary output, making it suitable for automotive, industrial and power‑supply applications.
The document contains reference design schematics, PCB layout guidelines, a complete parts list, and electrical specifications such as input voltage ranges, output voltages, current limits and conversion efficiency. It also points to ON Semiconductor’s free Excel‑based design tool. This manual is written in Chinese.
| Input voltage range (Design 1) | 10 V – 28 V |
|---|---|
| Input voltage range (Design 2) | 20 V – 30 V |
| Output voltage options | 5.0 V, 12.0 V, 3.3 V, etc. |
| Maximum output current | up to 7 A (board), 1.5 A (chip) |
| Conversion efficiency | up to 85 % |
| Operating temperature range (standard) | 0 °C to +70 °C |
| Operating temperature range (industrial) | -40 °C to +85 °C (NCP3063B) |
The evaluation board can deliver output currents above 7 A.
One reference design supports 10 V–28 V, and another supports 20 V–30 V.