LT3477IFE#PBF
RoHS 
RoHS compliant
RoHS compliantPackage 20-TSSOP (0.173, 4.40mm Width) Exposed Pad
Category Integrated Circuits (ICs) / PMIC - LED Drivers
Description
Tube LT3477 Flyback SEPIC Step-Down (Buck) Step-Up (Boost) PWM led driver 6.5mm 3A Switch 2.5V 200kHz~3.5MHz
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Buying Options
Total Price: USD $7.03
Unit Price: USD $7.0312
≥1 USD $7.0312
≥10 USD $6.3536
≥100 USD $6.058325
≥500 USD $5.260438
≥1000 USD $5.203
Inventory: 539
Minimum: 1
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Technical Details
Supply Chain
Factory Lead Time 8 Weeks
Lifecycle Status PRODUCTION (Last Updated: 2 weeks ago)
Physical
Mounting Type Surface Mount
Package / Case 20-TSSOP (0.173, 4.40mm Width) Exposed Pad
Surface Mount YES
Number of Pins 20
Technical
Operating Temperature -40°C~125°C TA
Packaging Tube
Published 2009
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
ECCN Code EAR99
Type DC DC Regulator
Terminal Finish Matte Tin (Sn)
Subcategory Switching Regulator or Controllers
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Terminal Pitch 0.65mm
Frequency 200kHz~3.5MHz
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number LT3477
Pin Count 20
Number of Outputs 1
Input Voltage-Nom 2.5V
Max Supply Voltage 25V
Min Supply Voltage 2.5V
Topology Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost)
Min Input Voltage 2.3V
Control Mode CURRENT-MODE
Output Current-Max 5A
Control Technique PULSE WIDTH MODULATION
Switcher Configuration BUCK-BOOST
Current - Output / Channel 3A Switch
Internal Switch(s) Yes
High Level Output Current 10μA
Low Level Output Current 10μA
Dimming PWM
Number of Segments 4
Dimensions
Length 6.5mm
Compliance
Radiation Hardening No
RoHS Status ROHS3 Compliant
Alternative Model
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