bd9211f ROHM Co. Ltd., bd9211f Datasheet
bd9211f
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bd9211f Summary of contents
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Silicon Monolithic Integrated Circuit STRUCTURE LED Driver control IC NAME OF PRODUCT BD9211F TYPE ・ Using 20V high-voltage-withstand process FEATURE ・ 1Channel Push-Pull control ・ Current and voltage feedback is controlled ・ Built-in soft start circuit ・ Built-in timer latch ...
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Electrical Characteristics (VCC=12V, Ta=25℃) Parameter ( (WHOLE DEVICE) ) Circuit current during operation Circuit current during stand by operation ( (STAND BY CONTROL) ) Stand-by voltage H Stand-by voltage L ( (VCC UVLO BLOCK) ) Operating voltage (VCC) Hesteresis ...
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... Error amp input pin for lamp voltage feedback the opening time. PWM comparator input pin which controls PWM 8 PWMCMP operation during brightness adjustment Timer latch-setting pin BD9211F Lot No. SOP18 (Unit:mm) Pin Pin No name PWM signal input pin for burst bright adjustment 10 PWMIN control ...
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... About the external FET, the parasitic Capacitor may cause the gate voltage to change, when the drain voltage is switching. Make sure to leave adequate margin for this IC variation. 10. By STB voltage, BD9211F are changed to 2 states. Therefore, do not input STB pin voltage between one state and the other state (0.8~2.0V). 11. ...
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No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM Co.,Ltd. The content specified herein is subject to change for improvement without notice. The content specified herein is for the purpose ...