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The BD9416FS-E2 is a two-channel boost-type white LED driver IC designed for large LCD backlighting. It operates within an input voltage range of 9 V to 35 V and supports a switching frequency of 150 kHz. The device features adjustable output voltage and PWM dimming capabilities. It is housed in an SSOP-A-24 package and functions reliably across a temperature range of -40 °C to +105 °C.
Verify the specific suffix E2 against the manufacturer's datasheet to confirm RoHS compliance and pinout compatibility. Ensure the SSOP-A-24 package dimensions align with the target PCB layout. Confirm that the required operating temperature range meets the application's environmental specifications before finalizing procurement.
Select this component when designing high-voltage LED backlights requiring dual-channel boost topology. It is suitable for applications needing integrated protection features such as OVP and OCP. Consider the 150 kHz switching frequency and SSOP-A-24 package constraints during thermal and spatial planning.
This part belongs to ROHM Semiconductor's LED lighting driver IC series, specifically optimized for boost converter topologies. It serves as a specialized solution for driving white LEDs in display applications, distinguishing itself from general-purpose DC/DC converters by integrating dedicated LED protection and dimming interfaces.
BD9416FS is listed as an alias for this component. No other public substitute part numbers are confirmed in the provided documentation.
The IC includes over boost protection, LED over-current protection (OCP), and over-voltage protection (OVP) for the output voltage.
Brightness can be adjusted using either PWM dimming or analog dimming, which accepts a control voltage between 0.2V and 3.0V.