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LTC3728LCUH#PBF

Linear Technology/Analog Devices
RoHS
RoHS RoHS compliant
Package 32-WFQFN Exposed Pad
Category PMIC - Voltage Regulators - DC DC Switching Controllers / PMIC - Voltage Regulators - DC DC Switching Controllers
Description LTC3728 Buck Tube e3 DC to DC switching controller 3A 5mm 5.5V 260kHz~550kHz
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Inventory: 1783
Minimum: 1
Total Price: USD $1.84
Unit Price: USD $1.838725
≥1 USD $1.838725
≥10 USD $1.734644
≥100 USD $1.636461
≥500 USD $1.54383
≥1000 USD $1.456443

Technical Details

Supply Chain

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

Dimensions

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

Compliance

REACH SVHC No SVHC
RoHS Status ROHS3 Compliant
Lead Free Lead Free

Technical

Operating Temperature 0°C~85°C TA
Packaging Tube
Published 2011
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 LTC3728
Function Step-Down
Number of Outputs 2
Output Voltage 5.5V
Output Type Transistor Driver
Voltage - Output 1 5.5V
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~28V
Control Features Enable, Power Good, Soft Start
Voltage - Output 2 5.5V
Topology Buck
Min Input Voltage 4.5V
Control Mode CURRENT-MODE
Frequency - Switching 260kHz~550kHz
Max Input Voltage 28V
Control Technique PULSE WIDTH MODULATION
Current - Output 1 5A
Synchronous Rectifier Yes
Switcher Configuration PHASE-SHIFT
Max Frequency 590kHz
Max Duty Cycle 99.4 %
Current - Output 2 5A
Clock Sync No

Alternative Model

NCP552SQ28T1G
ON Semiconductor

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