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LTC3891HUDC#PBF

Linear Technology/Analog Devices
RoHS
RoHS RoHS compliant
Package 20-WFQFN Exposed Pad
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description LTC3891 Buck Tube e3 DC to DC switching controller 5A 4mm 24V 105kHz~835kHz 350kHz~535kHz
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Inventory: 269
Minimum: 1
Total Price: USD $4.52
Unit Price: USD $4.523915
≥1 USD $4.523915
≥10 USD $4.390858
≥100 USD $4.257802
≥500 USD $4.091482

Technical Details

Supply Chain

Factory Lead Time 8 Weeks
Lifecycle Status PRODUCTION (Last Updated: 1 week ago)

Physical

Mounting Type Surface Mount
Package / Case 20-WFQFN Exposed Pad
Surface Mount YES
Number of Pins 20

Technical

Operating Temperature -40°C~150°C TJ
Packaging Tube
Published 2012
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Additional Feature ALSO OPERATES IN ADJUSTABLE MODE FROM 0.80V TO 24V
Subcategory Switching Regulator or Controllers
Technology CMOS
Terminal Position QUAD
Terminal Pitch 0.5mm
Base Part Number LTC3891
Function Step-Down
Number of Outputs 1
Output Voltage 24V
Output Type Transistor Driver
Input Voltage-Nom 12V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Output Current 5A
Voltage - Supply (Vcc/Vdd) 4V~60V
Control Features Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
Input Voltage (Min) 4V
Topology Buck
Control Mode CURRENT-MODE
Frequency - Switching 105kHz~835kHz 350kHz~535kHz
Input Voltage (Max) 60V
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier Yes
Switcher Configuration PUSH-PULL
Max Frequency 835kHz
Duty Cycle (Max) 99%
Clock Sync No

Compliance

RoHS Status ROHS3 Compliant
Lead Free Lead Free

Dimensions

Height Seated (Max) 0.8mm
Length 4mm
Width 3mm

Alternative Model

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