Infineon is aiming at LED lighting with a family of single-stage fly-back off-line controller chips for constant voltage outputs. Called ICL88xx, up to 125W can be delivered in primary-side-regulated (right) and opto-coupler secondary-side-regulated configurations. They are optimised as secondary-side regulated constant-voltage output controllers. ICL8800 is the basic variant ICL8810 has added burst-mode operation for <100mW stand-by ...
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