Multi-Topology Synchronous LED Controller with PWM Dimming and High/Low Intensity Modes

FEATURES AND BENEFITS • Wide 5 to 37 V input voltage range □ 40 V absolute maximum for load dump □ 4.5 V UVLO falling for idle stop • Wide output voltage, up to 70 V OVP rating • Single-ended topology controller with internal gate drivers for low-side and high-side external MOSFETs □ Topolo

文件：3.27439 Mbytes 页数：58 Pages

ALLEGRO

Multi-Topology LED Driver with PWM Dimming and Seamless High/Low Intensity Modes

The A80803 is an automotive-grade LED controller for LED headlamps and DRL/position lamps. It's a unique solution in the market, leveraging multi-topology conversion and patented IP to enable smooth high/low/high beam transitions in a single IC. The A80803’s innovative features make it easier for he • Multi-topology controller, including changeover during high/low beam, provides flexibility in number of LEDs driven\n• Unique slew rate control solves over/undershoot issues during high/low intensity transition\n• Options for SPI control or EEPROM programming enable a choice of local uC interface ;

Allegro

Multi-Topology Synchronous LED Controller with PWM Dimming and High/Low Intensity Modes

FEATURES AND BENEFITS • Wide 5 to 37 V input voltage range □ 40 V absolute maximum for load dump □ 4.5 V UVLO falling for idle stop • Wide output voltage, up to 70 V OVP rating • Single-ended topology controller with internal gate drivers for low-side and high-side external MOSFETs □ Topolo

文件：3.27439 Mbytes 页数：58 Pages

ALLEGRO

Package：32-VFQFN 裸露焊盘；包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 类别：集成电路（IC） LED 驱动器 描述：IC LED DRIVER CTRLR PWM 32QFN

ALLEGRO