The STEVAL-ILB009V1 is a 2x28W electronic ballast with active power factor correction (PFC) based on the STD3N62K3 and STD845DN40 BJT devices. It has an input voltage range of 180VAC to 264VAC, a nominal output voltage of 400V, a nominal output power of 60W, a target efficiency of approximately 90%, a minimum switching frequency of 35kHz, and an expected power factor of 0.99.
The STEVAL-ILB009V1 is a demonstration board designed to drive a 2 x 28 W electronic lamp ballast with active Power Factor Correction (PFC). The circuit utilizes a PFC section and a self-oscillating half bridge converter, optimized for a nominal input voltage of 230 Vrms.
| Input voltage range | 180 Vac to 264 Vac |
|---|---|
| Nominal output voltage | 400 V |
| Nominal output power | 60 W |
| Target efficiency | ~ 90 % |
| Minimum switching frequency | 35 kHz |
| Expected power factor | 0.99 |
The nominal output voltage is 400 V.
The target efficiency is approximately 90 %.
The minimum switching frequency is 35 kHz.