DP9503ABDP9503AB DP9503AB Non-isolated step-down quasi-resonant LED power switch, integrated 500V MOSFET, constant current +/-5%; DIP-7 (420mA at 36V / 350mA at 72V), also in SOP-7 (380mA / 320mA), 176-265Vac · DIP-7 · Shenzhen Developer Microelectronics

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