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RoHS
RoHS RoHS compliant
Package 38-TFSOP (0.173, 4.40mm Width) Exposed Pad
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description LTC3856 Buck Tube PolyPhase? DC to DC switching controller 25A 9.7mm 5V 250kHz~770kHz
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Technical Details

Supply Chain

Factory Lead Time 16 Weeks
Lifecycle Status PRODUCTION (Last Updated: 4 weeks ago)

Physical

Mounting Type Surface Mount
Package / Case 38-TFSOP (0.173, 4.40mm Width) Exposed Pad
Surface Mount YES
Number of Pins 38

Technical

Operating Temperature -40°C~125°C TJ
Packaging Tube
Published 2010
Series PolyPhase?
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 38
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Additional Feature ALSO OPERATES AS LDO REGULATOR, OPERATES IN ADJUSTABLE MODE FROM 0.6 TO 5V
Subcategory Switching Regulator or Controllers
Technology CMOS
Terminal Position DUAL
Terminal Form GULL WING
Terminal Pitch 0.5mm
Base Part Number LTC3856
Function Step-Down
Number of Outputs 2
Output Voltage 5V
Output Type Transistor Driver
Input Voltage-Nom 15V
Number of Channels 1
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Output Current 25A
Voltage - Supply (Vcc/Vdd) 4.5V~38V
Control Features Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
Topology Buck
Control Mode CURRENT-MODE
Frequency - Switching 250kHz~770kHz
Synchronous Rectifier Yes
Switcher Configuration PHASE-SHIFT
Max Frequency 850kHz
Duty Cycle (Max) 94%
Clock Sync No

Dimensions

Length 9.7mm
Width 4.4mm

Compliance

RoHS Status ROHS3 Compliant
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