The A6277x is specifically designed for LED-display applications. Each BiCMOS device includes an 8-bit CMOS shift register, accompanying data latches, and eight npn constant-current sink drivers. Two package styles and two operating temperature ranges are available.

FEATURES

■ To 150 mA Constant-Current Outputs

■ 24 V Outputs

■ Under-Voltage Lockout

■ Low-Power CMOS Logic and Latches

■ High Data Input Rate

■ Similar to Toshiba TD62715FN

■ High/Low Output Current Function

A6277EA属于集成电路（IC） > LED 驱动器。Allegro MicroSystems制造生产的A6277EALED 驱动器器件属于 LED 驱动器电源管理集成电路 (PMIC) 系列，可通过标称固定电压的电源为负载（通常为发光二极管）提供电流，并且电流可控。它与用于电压调节的类似产品的主要区别在于，这类器件提供较低的反馈电压（以提高系统能效），而且通常可对器件工作点进行外部控制，可在照明应用中用于实现调光功能。