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LTC3859ALIFE#PBF

Linear Technology/Analog Devices
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 LTC3859 Buck Buck-Boost SEPIC Tube e3 DC to DC switching controller 9.7mm 4.5V 115kHz~835kHz 350kHz~535kHz -40C~125C TJ
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Inventory: 190
Minimum: 1
Total Price: USD $11.8
Unit Price: USD $11.79948
≥1 USD $11.79948
≥10 USD $10.84314
≥100 USD $10.393522
≥500 USD $9.157487
≥1000 USD $8.708072
≥3000 USD $8.146242

Technical Details

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

Technical

Operating Temperature -40°C~125°C TJ
Packaging Tube
Published 2013
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

Compliance

RoHS Status ROHS3 Compliant

Alternative Model

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