Features

• Qualified to AEC-Q100 Grade 1

• Wide Input Voltage Range: 4.5V to 40V

• Output Current up to 3A

• Internal 40V NDMOS Switch

• Typical 4 Output Current Accuracy

• Single Pin for On/Off and Brightness Control by DC Voltage or

PWM Signal

• Recommended Analog Dimming Range: 10 to 100

• Soft-Start

• High Efficiency (Up to 97)

• LED Short Protection

• Inherent Open-Circuit LED Protection

• Over Temperature Protection (OTP)

• Up to 1MHz Switching Frequency

• SO-8EP Package Available in Green Molding Compound (No Br,

Sb)

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

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

• The AL8843Q suitable for automotive applications requiring

specific change control; this part is AEC-Q100 qualified,

PPAP capable, and manufactured in IATF 16949 certified

facilities.

Applications

• Automotive Daytime Running Lights

• Automotive Front and Rear Fog Lights

• Automotive Turn/Stop Lights

• Automotive Dimmable Interior Lights