LTC1149CS-5#PBF
RoHS 
RoHS compliant
RoHS compliantPackage 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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Buying Options
Total Price: USD $12.99
Unit Price: USD $12.9888
≥1 USD $12.9888
≥10 USD $11.93896
≥100 USD $11.444224
≥500 USD $10.083216
≥1000 USD $9.588374
≥3000 USD $8.96977
Inventory: 241
Minimum: 1
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Technical Details
Compliance
Lead Free Lead Free
RoHS Status ROHS3 Compliant
Dimensions
Width 3.899mm
Length 9.906mm
Technical
Number of Output Phases 1
Clock Sync No
Max Duty Cycle 100 %
Max Frequency 250kHz
Switcher Configuration PUSH-PULL
Synchronous Rectifier Yes
Supply Current-Max (Isup) 3mA
Control Technique CONSTANT OFF TIME
Input Voltage (Max) 48V
Frequency - Switching Up to 250kHz
Control Mode CURRENT-MODE
Topology Buck
Control Features Current Limit, Enable
Voltage - Supply (Vcc/Vdd) Up to 48V
Output Current 50mA
Output Configuration Positive
Analog IC - Other Type SWITCHING CONTROLLER
Input Voltage-Nom 12V
Output Type Transistor Driver
Output Voltage 5.05V
Efficiency 95 %
Function Step-Down
Base Part Number LTC1149
Time@Peak Reflow Temperature-Max (s) 30
Peak Reflow Temperature (Cel) 260
Terminal Form GULL WING
Terminal Position DUAL
Technology CMOS
Subcategory Switching Regulator or Controllers
Terminal Finish Matte Tin (Sn)
ECCN Code EAR99
Number of Terminations 16
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Active
JESD-609 Code e3
Published 1998
Packaging Tube
Operating Temperature 0°C~70°C TA
Physical
Number of Pins 16
Package / Case 16-SOIC (0.154, 3.90mm Width)
Mounting Type Surface Mount
Mount Surface Mount
Supply Chain
Lifecycle Status PRODUCTION (Last Updated: 6 days ago)
Factory Lead Time 8 Weeks
Alternative Model
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