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LT3477EUF#PBF Tech Specifications

Category PMIC - LED Drivers
Manufacturer
Lifecycle Status PRODUCTION (Last Updated: 2 weeks ago)
Factory Lead Time 8 Weeks
Mounting Type Surface Mount
Package / Case 20-WFQFN Exposed Pad
Surface Mount YES
Number of Pins 20Pins
SwitchingFrequency 3.5MHz
Operating Temperature -40°C~85°C TA
Packaging Tube
Published 2009
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20Terminations
ECCN Code EAR99
Type DC DC Regulator
Terminal Finish Matte Tin (Sn)
Terminal Position QUAD
Peak Reflow Temperature (Cel) 260
Number of Functions 1Function
Terminal Pitch 0.5mm
Frequency 200kHz~3.5MHz
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number LT3477
Pin Count 20
Number of Outputs 1Output
Output Voltage 42V
Operating Supply Voltage 3.3V
Input Voltage-Nom 2.5V
Max Supply Voltage 25V
Min Supply Voltage 2.5V
Output Current 3A
Max Output Voltage 40V
Topology Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost)
Min Input Voltage 2.3V
Control Mode CURRENT-MODE
Max Input Voltage 25V
Control Technique PULSE WIDTH MODULATION
Switcher Configuration BUCK-BOOST
Internal Switch(s) Yes
High Level Output Current 10μA
Low Level Output Current 10μA
Dimming PWM
Number of Segments 4Segments
Height 750μm
Length 4mm
Width 4mm
REACH SVHC No SVHC
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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