Infineon Technologies ILD8150/ILD8150E

The ILD8150/ILD8150E is an 80 V DC-DC converter IC, designed to drive high power LEDs. For applications operating close to safe extra-low voltage (SELV) limits, it provides a high safety voltage margin. 

The buck LED driver IC is tailored for LEDs in general lighting applications, with average currents up to 1.5 A, using a high-side integrated switch. A set of performance and protection-related features provide an ideal fit for professional LED lighting.

Key features

• Input Voltage Ranging From 8 to 80 V(DC)
• Up to 1.5 A Average Output Current
• Integrated High-Side MOSFET Switch
• Low typical RDS(ON) of 275 mΩ

Additional features

• Up to 2 MHz Switching Frequency
• Hybrid Dimming Down to 0.5 % with 3.4 KHz Flicker-Free Modulation
• Soft Start, Low Power Shutdown, OTP, UVLO, and Current Limiting
• High Safety Voltage Headroom for 60 V / Class 2 Designs
• Allows High Power Designs with Less Thermal Dissipation
• Exceeds Common Dimming Benchmarks
• Fast, Stable, and Very Efficient Regulation with Good EMI Performance
• Safe Operation with Low Effort for Professional Lighting Solutions

Applications

• ​LED Driver
• Tunable White
• Multichannel Lighting

Available tools

Reference Board: REF_ILD8150_DC_1.5A

• This reference design board features ILD8150, an 80V LED driver IC  with an innovative hybrid dimming method
• Order Code: REFILD8150DC15ATOBO1

Reference design for white two-channel LED driver realized with the high-performance ILD8150E IC: REF_TW_ILD8150E_60V_1A

• A reference for professional mid-power designs with high efficiency, hybrid dimming down to 0.5%, and high light quality for tunable white LED drivers
• Based on 80 V LED Driver IC ILD8150E it consists of two identical channels and one auxiliary 3.3 V supply
• two channels operate at frequencies of up to 500 kHz, the output current can be changed in the range of 250 to 1500 mA
• Easy implementation
• Order Code: REFTWILD8150E60V1ATOBO1