LTC3855IFE | Integrated Circuits (ICs)/PMIC - Voltage Regulators - DC DC Switching Controllers

Physical

Mounting Type Surface Mount

Package / Case 38-TFSOP (0.173, 4.40mm Width) Exposed Pad

Surface Mount YES

Dimensions

Length 9.7mm

Width 4.4mm

Compliance

RoHS Status Non-RoHS Compliant

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 38

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 0.5mm

Time@Peak Reflow Temperature-Max (s) 30

Base Part Number LTC3855

JESD-30 Code R-PDSO-G38

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