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LED Driver 1 Segment 4000uA Supply Current 16-Pin TSSOP EP Tube

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LT3474IFE-1#PBF General Description

The LT3474/LT3474-1 are fixed frequency step-down DC/DC converters designed to operate as constant-current sources. An internal sense resistor monitors the output current allowing accurate current regulation, ideal for driving high current LEDs. High output current accuracy is maintained over a wide current range, from 35mA to 1A, allowing a wide dimming range.

Analog Devices, Inc Inventory

Key Features

  • True Color PWM? Delivers Constant Color with 400:1 Dimming Range
  • Wide Input Range: 4V to 36V
  • Up to 1A LED Current
  • Adjustable 200kHz–2MHz Switching Frequency
  • Adjustable Control of LED Current
  • Integrated Boost Diode
  • High Output Current Accuracy is Maintained Over a Wide Range from 35mA to 1A
  • Open LED (LT3474) and Short-Circuit Protection
  • High Side Sense Allows Grounded Cathode Connection
  • Uses Small Inductors and Ceramic Capacitors
  • LT3474-1 Drives LED Strings Up to 26V
  • Compact 16-Lead TSSOP Thermally Enhanced Surface Mount Package
Analog Devices, Inc Original Stock


  • Automotive and Avionic Lighting
  • Architectural Detail Lighting
  • Display Backlighting
  • Constant Current Sources
Analog Devices, Inc Inventory


model LT3474IFE-1#PBF package 16-Lead TSSOP w/ EP
packingQty Tube,95 packingOption Tube
packageType 05-08-1663 (BA) rohs roHSY
lifeCycle production

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After-Sales & Settlement Related

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We accept TT prepayment (bank transfer), paypal, credit cards, Western Union, Money Gram.

If you have specific preferences or requirements for payment channels, please contact our sales team. 

customers are required to pay all possible fees, including sales tax,customs fees, etc.

shipping Shipping And Packing
Shipping Method

Our products are mainly transported and delivered by DHL, FedEx, UPS and other logistics partners on site -- Available to 200+ countries.


AVAQ determines and packages all devices based on electrostatic discharge (ESD) and moisture sensitivity level (MSL) protection requirements.

warranty Warranty & Returns

Our policies and procedures are designed to ensure compliance with various quality specifications and to quickly resolve quality-related issues.

We promise to provide 365 days quality assurance service for all our products.

If you have any dissatisfaction with the quality of the product you received, you can contact us for a refund or exchange, as long as the product is kept in its original condition.


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LT3474IFE-1#PBF Datasheet PDF

Preliminary Specification LT3474IFE-1#PBF PDF Download

LT3474IFE-1#PBF PDF Preview

Availability: 7176 PCS

Qty. Unit Price(USD) Ext. Price
1+ $6.502 $6.50
200+ $2.517 $503.40
500+ $2.428 $1,214.00
1000+ $2.385 $2,385.00

The prices below are for reference only.