特性 Features

? AEC-Q100 Grade 1

? Input voltage 4.5V to 65V

? VOUT close to VIN rail (up to 99% duty cycle)

? Integrated MOSFETs high-side 200mΩ and low-side 130mΩ

? 2A constant output current

? High-side current sense

? Support both PWM and analog dimming

? Internal compensation without external capacitor

? Cycle-by-cycle current protection

? Diagnosis and fault flag indicator

? LED open and short protection

? Overtemperature thermal protection and auto-restart

? Ambient temperature -40°C to +125°C

? Thermally enhanced TSSOP-16EP package

? Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)

? Halogen and Antimony Free. “Green” Device (Note 3)

? The AL8891Q is suitable for automotive applications

requiring specific change control; this part is AEC-Q100

qualified, PPAP capable, and manufactured in IATF16949

certified facilities.

https://www.diodes.com/quality/product-definitions/

Applications

? Automotive head lights

? Daytime running lights (DRL)

? Front and rear fog lights

? Turn/stop lights

? Map lights

? Dimmable interior/exterior lights