ILD8150E中文资料80V DC-DC 降压 LED 驱动器 IC，混合调光低至 0.5%数据手册Infineon规格书

描述 Description

The ILD8150E is a 80V 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 1.5A using a high-side integrated switch. Several performance and protection features provide ideal fit for professional LED lighting.

特性 Features

• Input voltage ranging from 8VDC to 80VDC
• Up to 1.5A average output current
• Efficiency values of more than 95%
• Maximum duty cycle up to 99%
• Up to 2 MHz switching frequency
• Soft-start
• PWM dimming input with 250Hz to 20kHz PWM dimming frequency
• Analog dimming 100 to 12.5%
• Hybriddimming 12.5 to 0.5% with 3.4kHz flicker-free modulation
• Dim-to-off
• Adjustable max. output current via shunt resistor
• Typical 3% output current accuracy
• Overtemperature protection
• Pull-down transistor to avoid LED glowing in dim-to-off
• DSO-8 with exposed pad for higher thermal performance

优势:

应用 Application

• LED driver
• Tunable white
• Multichannel lighting

简介

ILD8150E属于集成电路（IC）的LED驱动器。由制造生产的ILD8150ELED 驱动器器件属于 LED 驱动器电源管理集成电路 (PMIC) 系列，可通过标称固定电压的电源为负载（通常为发光二极管）提供电流，并且电流可控。它与用于电压调节的类似产品的主要区别在于，这类器件提供较低的反馈电压（以提高系统能效），而且通常可对器件工作点进行外部控制，可在照明应用中用于实现调光功能。