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LTC1149CS-5#PBF

Linear Technology/Analog Devices
RoHS
RoHS RoHS compliant
Package 16-SOIC (0.154, 3.90mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description LTC1149 Buck Tube e3 DC to DC switching controller 3mA 50mA 9.906mm 5.05V
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Inventory: 272
Minimum: 1
Total Price: USD $13.64
Unit Price: USD $13.63824
≥1 USD $13.63824
≥10 USD $12.535908
≥100 USD $12.016435
≥500 USD $10.587377
≥1000 USD $10.067793
≥3000 USD $9.418259

Technical Details

Supply Chain

Factory Lead Time 8 Weeks
Lifecycle Status PRODUCTION (Last Updated: 6 days ago)

Physical

Mount Surface Mount
Mounting Type Surface Mount
Package / Case 16-SOIC (0.154, 3.90mm Width)
Number of Pins 16

Dimensions

Length 9.906mm
Width 3.899mm

Compliance

RoHS Status ROHS3 Compliant
Lead Free Lead Free

Technical

Operating Temperature 0°C~70°C TA
Packaging Tube
Published 1998
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 16
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
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number LTC1149
Function Step-Down
Efficiency 95 %
Output Voltage 5.05V
Output Type Transistor Driver
Input Voltage-Nom 12V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Output Current 50mA
Voltage - Supply (Vcc/Vdd) Up to 48V
Control Features Current Limit, Enable
Topology Buck
Control Mode CURRENT-MODE
Frequency - Switching Up to 250kHz
Input Voltage (Max) 48V
Control Technique CONSTANT OFF TIME
Supply Current-Max (Isup) 3mA
Synchronous Rectifier Yes
Switcher Configuration PUSH-PULL
Max Frequency 250kHz
Max Duty Cycle 100 %
Clock Sync No
Number of Output Phases 1

Alternative Model

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