Features
- AEC-Q100 Grade 1 Qualification
- Wide Input Voltage Range from 5V to 55V
- Each Channel Up to 250mA Current Capability
- Set Stop and Tail Current Independently Through 2 Resistors
- Switch LED Current Between Stop and Tail Function
Automatically via FULL Input
- PWM Dimming via Both PWM Input and Power Supply
- Analog Dimming via ADIM Input
- Automatically Enter and Exit Standby Mode without Enable Pin
- Internal Protections:
Input Under Voltage Lock-Out (UVLO)
LED String Open Protection
LED String Short Protection
Over Temperature Protection (OTP)
- Thermal Fold-back if Chip Temperature Exceeds the Threshold
- Fault Reporting: UVLO, OTP, LED Open, and LED Short
- Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
- Halogen and Antimony Free. “Green” Device (Note 3)
- The AL5873Q is 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 LED Inner Lamps
- Rear Light – Tail and Stop Light, Rear Turn Indicator, Parking
Light, Fog Light, Reverse Light