LTC3728LEGN-1#PBF
RoHS 
RoHS compliant
RoHS compliantPackage 28-SSOP (0.154, 3.90mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
LTC3728 Buck Tube e3 DC to DC switching controller 3A 1.5mm 3.35V 260kHz~550kHz
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Buying Options
Total Price: USD $10.34
Unit Price: USD $10.34
≥1 USD $10.34
≥10 USD $9.50312
≥100 USD $9.109258
≥500 USD $8.026022
≥1000 USD $7.632117
≥3000 USD $7.139722
Inventory: 84
Minimum: 1
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Technical Details
Compliance
RoHS Status ROHS3 Compliant
Dimensions
Width 3.99mm
Length 9.98mm
Height 1.5mm
Technical
Clock Sync No
Duty Cycle (Max) 99.4%
Max Frequency 590kHz
Switcher Configuration PHASE-SHIFT
Synchronous Rectifier Yes
Control Technique PULSE WIDTH MODULATION
Frequency - Switching 260kHz~550kHz
Control Mode CURRENT-MODE
Topology Buck
Input Voltage (Min) 4.5V
Control Features Enable, Power Good, Soft Start
Voltage - Supply (Vcc/Vdd) 4.5V~28V
Output Current 3A
Output Configuration Positive
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Number of Channels 1
Input Voltage-Nom 15V
Output Type Transistor Driver
Output Voltage 3.35V
Number of Outputs 2
Function Step-Down
Base Part Number LTC3728
Time@Peak Reflow Temperature-Max (s) 30
Terminal Pitch 0.635mm
Peak Reflow Temperature (Cel) 260
Terminal Form GULL WING
Terminal Position DUAL
Technology CMOS
Subcategory Switching Regulator or Controllers
Terminal Finish Matte Tin (Sn)
ECCN Code EAR99
Number of Terminations 28
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Active
JESD-609 Code e3
Published 2008
Packaging Tube
Operating Temperature -40°C~85°C TA
Physical
Number of Pins 28
Package / Case 28-SSOP (0.154, 3.90mm Width)
Mounting Type Surface Mount
Mount Surface Mount
Supply Chain
Lifecycle Status PRODUCTION (Last Updated: 3 months ago)
Factory Lead Time 8 Weeks
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