LTC3850IUFD#TRPBF
RoHS 
RoHS compliant
RoHS compliantPackage 28-WFQFN Exposed Pad
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
CURRENT-MODE CMOS QUAD Surface Mount DC-DC Controller IC -40C~85C TA 250kHz~780kHz 23.32V 5mm
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Buying Options
Total Price: USD $4.75
Unit Price: USD $4.75
≥1 USD $4.75
≥10 USD $3.89785
≥100 USD $3.77625
≥500 USD $3.6537
≥1000 USD $3.5321
Inventory: 1188
Minimum: 1
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Technical Details
Supply Chain
Factory Lead Time 8 Weeks
Lifecycle Status PRODUCTION (Last Updated: 3 weeks ago)
Physical
Mounting Type Surface Mount
Package / Case 28-WFQFN Exposed Pad
Surface Mount YES
Number of Pins 28
Technical
Operating Temperature -40°C~85°C TA
Packaging Tape & Reel (TR)
Published 2011
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 28
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Subcategory Switching Regulator or Controllers
Technology CMOS
Terminal Position QUAD
Peak Reflow Temperature (Cel) 260
Terminal Pitch 0.5mm
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number LTC3850
Function Step-Down
Number of Outputs 2
Output Voltage 23.32V
Output Type Transistor Driver
Input Voltage-Nom 15V
Number of Channels 1
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Output Configuration Positive
Voltage - Supply (Vcc/Vdd) 4V~30V
Control Features Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
Input Voltage (Min) 4V
Topology Buck
Control Mode CURRENT-MODE
Frequency - Switching 250kHz~780kHz
Input Voltage (Max) 30V
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier Yes
Switcher Configuration PHASE-SHIFT
Max Frequency 860kHz
Duty Cycle (Max) 97.2%
Clock Sync No
Dimensions
Height Seated (Max) 0.8mm
Length 5mm
Width 4mm
Compliance
RoHS Status ROHS3 Compliant
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