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LTC3857IUH#TRPBF
the part number is LTC3857IUH#TRPBF
Part
LTC3857IUH#TRPBF
Manufacturer
Description
IC REG CTRLR BUCK 32QFN
Lead Free/ROHS
pb RoHs
Datasheets
CAD Models
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Pricing
1+ 10+ 100+ 1000+ 10000+ Custom
Uni Price $10.77 $10.555 $10.23 $9.91 $9.48 Get Quotation!
Specification
Max Frequency 850kHz
Control Mode CURRENT-MODE
Input Voltage (Min) 4V
Output Type Transistor Driver
Output Configuration Positive
Surface Mount YES
Terminal Finish Matte Tin (Sn)
Function Step-Down
Height Seated (Max) 0.8mm
Terminal Position QUAD
Package / Case 32-WFQFN Exposed Pad
Number of Channels 1
Technology CMOS
Frequency - Switching 105kHz~835kHz 350kHz~535kHz
Lifecycle Status PRODUCTION (Last Updated: 3 months ago)
Number of Pins 32
Number of Terminations 32
ECCN Code EAR99
Width 5mm
Control Technique PULSE WIDTH MODULATION
Voltage - Supply (Vcc/Vdd) 4V~38V
RoHS Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Operating Temperature -40°C~125°C TJ
Synchronous Rectifier Yes
Input Voltage-Nom 12V
Topology Buck
Mounting Type Surface Mount
JESD-609 Code e3
Factory Lead Time 26 Weeks
Clock Sync No
Number of Outputs 2
Peak Reflow Temperature (Cel) 260
Series PolyPhase®
Control Features Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
Duty Cycle (Max) 99.4%
Switcher Configuration PHASE-SHIFT
Length 5mm
Subcategory Switching Regulator or Controllers
Input Voltage (Max) 38V
Packaging Tape & Reel (TR)
Part Status Active
Published 2012
Output Voltage 24V
Terminal Pitch 0.5mm
Base Part Number LTC3857
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