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LT3475 - Dual Step-Down l 1.5A LED Driver

Description

20-Lead Plastic TSSOP 20-Lead Plastic TSSOP 20-Lead Plastic TSSOP 20-Lead Plastic TSSOP TEMPERATURE RANGE 40°C to 85°C 40°C to 125°C 40°C to 85°C

Consult LTC Marketing for parts specified with wider operating temperature ranges.

The temperature

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Full PDF Text Transcription (Reference)

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www.DataSheet4U.com LT3475/LT3475-1 Dual Step-Down 1.5A LED Driver FEATURES ■ ■ DESCRIPTIO ■ ■ ■ ■ ■ ■ ■ ■ U APPLICATIO S ■ ■ ■ ■ True Color PWMTM Delivers Constant Color with 3000:1 Dimming Range Wide Input Range: 4V to 36V Operating, 40V Maximum Accurate and Adjustable Control of LED Current from 50mA to 1.5A High Side Current Sense Allows Grounded Cathode LED Operation Open LED (LT3475) and Short Circuit Protection LT3475-1 Drives LED Strings Up to 25V Accurate and Adjustable 200kHz to 2MHz Switching Frequency Anti-Phase Switching Reduces Ripple Uses Small Inductors and Ceramic Capacitors Available in the Compact 20-Lead TSSOP Thermally Enhanced Surface Mount Package The LT®3475/LT3475-1 are dual step-down DC/DC converters designed to operate as a constant-current source.
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