4ch White LED Driver Built-in Current Driver Buck-Boost and Boost DC/DC Converter for Automotive

General Description BD81A74EFV-M / BD81A74MUV-M is a white LED driver with the capability of withstanding high input voltage (maximum 35 V). This driver has 4ch constantcurrent drivers in 1-chip, where each channel can draw up to 120 mA (Max), and it is suitable for high illumination LED dri

文件：3.14898 Mbytes 页数：44 Pages

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丝印：BD81A74EFV；Package：HTSSOP-B28；4ch White LED Driver Built-in Current Driver Buck-Boost and Boost DC/DC Converter for Automotive

General Description BD81A74EFV-M / BD81A74MUV-M is a white LED driver with the capability of withstanding high input voltage (maximum 35 V). This driver has 4ch constantcurrent drivers in 1-chip, where each channel can draw up to 120 mA (Max), and it is suitable for high illumination LED dri

文件：3.14898 Mbytes 页数：44 Pages

ROHM

罗姆

4ch 内置电流驱动器 升降压型 车载用白色LED驱动器

BD81A74EFV-M是35V高耐压的白色LED驱动器。1chip中内置4ch恒流输出，高达120mA/ch，适合高亮度LED驱动。内置对应升降压电流模式的DC/DC控制器，对于电源电压变动，可实现稳定的动作。可通过PWM输入进行调光控制（10,000:1）。 • AEC-Q100 Qualified(Grade 1)\n• Buck-Boost Current Mode DC/DC Controller\n• Spread Spectrum Function\n• LED Abnormality Detection Function (Open/Short)\n• VOUT Discharge Function (Buck-Boost Structure Limitation)\n;

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Package：28-VSSOP（0.173"，4.40mm 宽）裸露焊盘；包装：管件 类别：集成电路（IC） LED 驱动器 描述：IC LED DRVR CTRLR PWM 28HTSSOP

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