LTC3859ALHFE#TRPBF | Integrated Circuits (ICs)/PMIC - Voltage Regulators - DC DC Switching Controllers

Supply Chain

Factory Lead Time 12 Weeks

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 ROHS3 Compliant

Technical

Operating Temperature -40°C~150°C TJ

Packaging Tape & Reel (TR)

Published 2010

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)

Subcategory Switching Regulator or Controllers

Technology CMOS

Terminal Position DUAL

Terminal Form GULL WING

Terminal Pitch 0.5mm

Base Part Number LTC3859

Function Step-Down, Step-Up/Step-Down

Number of Outputs 3

Output Type Transistor Driver

Input Voltage-Nom 12V

Analog IC - Other Type SWITCHING CONTROLLER

Output Configuration Positive

Voltage - Supply (Vcc/Vdd) 4.5V~38V

Control Features Enable, Frequency Control, Power Good, Soft Start, Tracking

Input Voltage (Min) 4.5V

Topology Buck, Buck-Boost, SEPIC

Control Mode CURRENT-MODE

Frequency - Switching 115kHz~835kHz 350kHz~535kHz

Control Technique PULSE WIDTH MODULATION

Synchronous Rectifier Yes

Duty Cycle (Max) 99%, 100%

Clock Sync No

Output Phases 2