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LTC3855IUJ

Linear Technology/Analog Devices
RoHS
/
Package 40-WFQFN Exposed Pad
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description LTC3855 Buck Tube PolyPhase? DC to DC switching controller 6mm 38V 250kHz~770kHz -40C~125C TJ
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Inventory: 4671
Minimum: 1
Total Price: USD $10.35
Unit Price: USD $10.354422
≥1 USD $10.354422
≥10 USD $9.768326
≥100 USD $9.215404
≥500 USD $8.693775
≥1000 USD $8.201671

Technical Details

Physical

Mounting Type Surface Mount
Package / Case 40-WFQFN Exposed Pad
Surface Mount YES

Dimensions

Height Seated (Max) 0.8mm
Length 6mm
Width 6mm

Technical

Operating Temperature -40°C~125°C TJ
Packaging Tube
Series PolyPhase?
JESD-609 Code e3
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 40
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Subcategory Switching Regulator or Controllers
Technology CMOS
Terminal Position DUAL
Peak Reflow Temperature (Cel) 260
Terminal Pitch 0.5mm
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number LTC3855
JESD-30 Code S-PDSO-N40
Function Step-Down
Number of Outputs 2
Output Type Transistor Driver
Input Voltage-Nom 15V
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Output Configuration Positive
Voltage - Supply (Vcc/Vdd) 4.5V~38V
Control Features Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
Input Voltage (Min) 4.5V
Topology Buck
Control Mode CURRENT-MODE
Frequency - Switching 250kHz~770kHz
Input Voltage (Max) 38V
Control Technique PHASE-SHIFT CONTROL
Synchronous Rectifier Yes
Switcher Configuration PHASE-SHIFT
Duty Cycle (Max) 95%
Clock Sync No

Compliance

RoHS Status Non-RoHS Compliant

Alternative Model

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