Datasheet ILD8150, ILD8150E (Infineon)

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ILD8150/ILD8150E LED driver IC for high power LEDs with hybrid dimming down to 0.5% Features
• DC/DC buck with hysteretic current regulation • Output current up to 1.5 A DC • Integrated 80 V high-side MOSFET switch with low RON • Hybrid dimming to 0.5% of the target current • Wide operating voltage range 8 V to 80 V • Cycle-by-cycle current limitation • Under-voltage lockout • Thermal protection • Flicker free operation • Digital soft-start • Pull-down transistor to avoid LED glowing
Potential applications
• Electronic Control Gear (ECG) for LED luminaries CBOOT IOUT BOOT L V DIM SW OUT D SD ILED COUT ILD8150 CS VIN VCC VVIN CVCC R GND CS
Figure 1 DC/DC buck constant current Product validation
• Qualified for industrial applications according to the relevant tests of JEDEC47/20/22.
Product type Package
ILD8150 PG-DSO-8 ILD8150E PG-DSO-8 with exposed pad Datasheet Please read the Important Notice and Warnings at the end of this document V1.0
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2019-01-31 Document Outline Features Potential applications Description Table of contents 1 Functional block diagram 2 Pin configuration 3 Functional description 3.1 Buck controller features 3.1.1 Output current regulation 3.1.2 Dimming 3.1.3 Digital soft-start 3.1.4 Low power mode 3.2 Protection features 3.2.1 Over-temperature protection 3.2.2 Under-voltage protection 4 Thermal and electrical characteristics 4.1 Package characteristics 4.2 Absolute maximum ratings 4.3 Operating conditions 4.4 Electrical characteristics 5 Package dimensions Disclaimer