LTC3855IFE
RoHS
/
Package 38-TFSOP (0.173, 4.40mm Width) Exposed Pad
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
LTC3855 Buck Tube PolyPhase? DC to DC switching controller 9.7mm 38V 250kHz~770kHz -40C~125C TJ
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Technical Details
Compliance
RoHS Status Non-RoHS Compliant
Dimensions
Width 4.4mm
Length 9.7mm
Technical
Clock Sync No
Duty Cycle (Max) 95%
Switcher Configuration PHASE-SHIFT
Synchronous Rectifier Yes
Control Technique PHASE-SHIFT CONTROL
Input Voltage (Max) 38V
Frequency - Switching 250kHz~770kHz
Control Mode CURRENT-MODE
Topology Buck
Input Voltage (Min) 4.5V
Control Features Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
Voltage - Supply (Vcc/Vdd) 4.5V~38V
Output Configuration Positive
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Input Voltage-Nom 15V
Output Type Transistor Driver
Number of Outputs 2
Function Step-Down
JESD-30 Code R-PDSO-G38
Base Part Number LTC3855
Time@Peak Reflow Temperature-Max (s) 30
Terminal Pitch 0.5mm
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 38
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Obsolete
JESD-609 Code e3
Series PolyPhase?
Packaging Tube
Operating Temperature -40°C~125°C TJ
Physical
Surface Mount YES
Package / Case 38-TFSOP (0.173, 4.40mm Width) Exposed Pad
Mounting Type Surface Mount
Alternative Model
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