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AC/DC Controller IC for mains dimmable LED lighting - BD555BKFV

The BD555BKFV controller AC/DC controller IC can be used in a wide range of dimmable LED lighting driver applications. The main target application is dimmable retro-fit LED lighting, replacing existing incandescent light bulbs, halogen spot lights, CFL tubes etc.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part number
Status
Package
Unit Quantity
Minimum Package Quantity
Packing Type
RoHS
BD555BKFV-E2 Active SSOP-B14 2500 2500 Taping Yes
 
Specifications:
Vin(Min.)[V] 16.0
Vin(Max.)[V] 39.0
Frequency(Max.)[MHz] 0.4
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 110
Features:
  • ・Fixed frequency DC/DC controller (selectable)
    ・Peak current or average current control (PCC/ACC)
    ・Dynamic Load Current Controller (DLCC)
    ・Logarithmic compensation of detected dimming level
    ・Dimmer detector function
    ・Anti-flash function when dimmer is OFF
    ・PWM and analog dimming control supported
    ・Over Current Protection (OCP)
    ・Thermal Shutdown protection (TSD)
    ・Under Voltage Lock Out (UVLO)
 
 
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Technical Data
Thermal Resistance

The definition and how to use thermal resistance and thermal characterization parameter of packages for ROHM’s integrated circuit are described in this application note.