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LTC3731IUH#TRPBF

Linear Technology/Analog Devices
RoHS
RoHS RoHS compliant
Package 32-WFQFN Exposed Pad
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description LTC3731 Buck Tape & Reel (TR) PolyPhase? DC to DC switching controller 5A 5mm 4.5V 225kHz~680kHz
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Inventory: 8748
Minimum: 1
Total Price: USD $9.41
Unit Price: USD $9.406425
≥1 USD $9.406425
≥10 USD $7.717658
≥100 USD $7.47726
≥500 USD $7.235865
≥1000 USD $6.99447

Technical Details

Supply Chain

Factory Lead Time 8 Weeks
Lifecycle Status PRODUCTION (Last Updated: 2 weeks ago)

Physical

Mounting Type Surface Mount
Package / Case 32-WFQFN Exposed Pad
Surface Mount YES
Number of Pins 32

Technical

Operating Temperature -40°C~85°C TA
Packaging Tape & Reel (TR)
Published 2010
Series PolyPhase?
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 32
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 LTC3731
Function Step-Down
Number of Outputs 3
Output Type Transistor Driver
Input Voltage-Nom 5V
Number of Channels 1
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Voltage - Supply (Vcc/Vdd) 3.8V~7V
Control Features Enable, Phase Control, Power Good, Soft Start
Input Voltage (Min) 4.5V
Topology Buck
Control Mode CURRENT-MODE
Output Current-Max 5A
Frequency - Switching 225kHz~680kHz
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier Yes
Switcher Configuration PHASE-SHIFT
Max Frequency 750kHz
Duty Cycle (Max) 98.5%
Clock Sync No

Dimensions

Height Seated (Max) 0.8mm
Length 5mm
Width 5mm

Compliance

RoHS Status ROHS3 Compliant
Lead Free Lead Free

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