DER-1021 - 150 W 2-Stage Boost and Isolated Flyback 3-Way Dimmable LED Ballast Using HiperPFS-4 and PowiGaN-Based InnoSwitch4-QR
150 W LED ballast with a 3-way dimming functionality, designed to vary the output current from 3.57 A down to 0 mA for a 36 V - 42 V LED voltage string. The design features low component count, high power factor, low THD and high efficiency.
- 3-Way Dimming (0-10VDC, 10 V PWM and variable resistance)
- 100 VAC – 277 VAC Input; 42 V, 3.57 A Output
- PowiGaN-based InnoSwitch4-QR Quasi-Reonant (QR) flyback switcher IC
- HiperPFS-4 (PFS7625H) PFC IC
- CAPZero-2 (CAP200DG) zero loss automatic X capacitor discharge IC
- Qspeed Q-Series (LQA03TC600) PFC diode
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