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LTC3728LIUH-1#PBF

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 LTC3728 Buck Tube e3 DC to DC switching controller 3A 5mm 3.35V 260kHz~550kHz
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Inventory: 137
Minimum: 1
Total Price: USD $7.55
Unit Price: USD $7.546485
≥1 USD $7.546485
≥10 USD $7.324529
≥100 USD $7.102574
≥500 USD $6.82513

Technical Details

Supply Chain

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

Physical

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

Dimensions

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

Technical

Operating Temperature -40°C~85°C TA
Packaging Tube
Published 2008
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) 250
Terminal Pitch 0.5mm
Base Part Number LTC3728
Function Step-Down
Number of Outputs 2
Output Voltage 3.35V
Output Type Transistor Driver
Input Voltage-Nom 15V
Number of Channels 1
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Output Configuration Positive
Output Current 3A
Voltage - Supply (Vcc/Vdd) 4.5V~35V
Control Features Enable, Power Good, Soft Start
Input Voltage (Min) 4.5V
Topology Buck
Control Mode CURRENT-MODE
Frequency - Switching 260kHz~550kHz
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier Yes
Switcher Configuration PHASE-SHIFT
Max Frequency 590kHz
Duty Cycle (Max) 99.4%
Clock Sync No

Compliance

RoHS Status ROHS3 Compliant

Alternative Model

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