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LTC3728LIGN#PBF
RoHS 
RoHS compliant
RoHS compliantPackage 28-SSOP (0.154, 3.90mm Width)
Category PMIC - Voltage Regulators - DC DC Switching Controllers / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
CURRENT-MODE CMOS DUAL Surface Mount DC-DC Controller IC -40C~85C TA 260kHz~550kHz 7V 9.893mm
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Buying Options
Total Price: USD $7.13
Unit Price: USD $7.131188
≥1 USD $7.131188
≥10 USD $6.727539
≥100 USD $6.346733
≥500 USD $5.987486
≥1000 USD $5.648573
Inventory: 6336
Minimum: 1
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Technical Details
Supply Chain
Factory Lead Time 8 Weeks
Lifecycle Status PRODUCTION (Last Updated: 2 weeks ago)
Technical
Operating Temperature -40°C~85°C TA
Packaging Tube
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 DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Terminal Pitch 0.635mm
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number LTC3728
Function Step-Down
Number of Outputs 2
Output Voltage 7V
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) 4.5V~28V
Control Features Enable, Power Good, Soft Start
Input Voltage (Min) 3.6V
Topology Buck
Control Mode CURRENT-MODE
Output Current-Max 3A
Frequency - Switching 260kHz~550kHz
Input Voltage (Max) 30V
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
Dimensions
Length 9.893mm
Width 3.9mm
Physical
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 28-SSOP (0.154, 3.90mm Width)
Number of Pins 28
Alternative Model
No data
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