LT3477EFE#PBF

3A, DC/DC step-up converter, TSSOP, 25V, Linear Technology

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Price:: US $35.00~36.00 / piece [Get Latest Price]

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	US $35.00~36.00

PartNumber:: LT3477EFE#PBF

Brand:: Linear Technology - Linear | Pack: TSSOP | D/C: 11+

Availability:: Supply Ability: 10000/Week Can Ship Immediately
Delivery: 10-15 Business Days (ships out within 3 Business days)

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Products Upload time: 2012-10-23

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Part Number:LT3477EFE#PBF
US $35.00 - 36.00
FM31256-G

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Product Summary

The LT3477EFE#PBF is a current mode, 3A DC/DC step-up converter with dual rail-to-rail current sense amplifiers and an internal 3A, 42V switch. The applicaitons of the LT3477EFE#PBF are (1)High Power LED Driver; (2)DSL Modems; (3)Distributed Power; (4)Input/Output Current Limited Boost, SEPIC,Inverting, Flyback Converters; (5)Constant-Voltage, Constant-Current Source.

Parametrics

LT3477EFE#PBF absolute maximum ratings: (1)SW Pin Voltage . 42V; (2)VIN, SHDN Pin Voltage 25V; (3)FBP, FBN Pin Voltage 6V; (4)VREF Pin Voltage . 6V; (5)RT, VC, SS Pin Voltage 6V; (6)IADJ1, IADJ2 ; (7)Pin Voltage . 25V; (8)ISP1, ISP2, ISN1, ISN2 Pin Voltage 42V; (9)Junction Temperature 125°C; (10)Operating Temperature Range (Note 2); (11)LT3477E . – 40°C to 85°C; (12)LT3477I – 40°C to 125°C; (13)Storage Temperature Range . –65°C to 125°C; (14)Lead Temperature (Soldering, 10 sec); (15)TSSOP 300°C.

Features

LT3477EFE#PBF features: (1)Dual 100mV Rail-to-Rail Current Sense Amplifiers; (2)Wide Input Voltage Range: 2.5V to 25V; (3)3A, 42V Internal Switch; (4)High Efficiency Power Conversion: Up to 93%; (5)Drives LEDs in Boost, Buck-Boost or Buck Mode; (6)Frequency Set by External Resistor: 200kHz to 3.5MHz; (7)Programmable Soft-Start; (8)Low VCESAT Switch: 0.3V at 2.5A; (9)Capable of Positive and Negative Output Voltages (Boost, Inverting, SEPIC, Flyback); (10)Available in Thermally Enhanced 20-Lead (4mm × 4mm) QFN and 20-Lead TSSOP Packages.