LTC1149CS-3.3#TRPBF
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 Tape & Reel (TR) e3 DC to DC switching controller 3mA 9.906mm 3.3V Up to 250kHz
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Buying Options
Total Price: USD $7.57
Unit Price: USD $7.568869
≥1 USD $7.568869
≥200 USD $2.92908
≥500 USD $2.826674
≥1000 USD $2.775471
Inventory: 1167
Minimum: 1
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Technical Details
Supply Chain
Factory Lead Time 16 Weeks
Physical
Mounting Type Surface Mount
Package / Case 16-SOIC (0.154, 3.90mm Width)
Surface Mount YES
Technical
Operating Temperature 0°C~70°C TA
Packaging Tape & Reel (TR)
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 16
ECCN Code EAR99
Terminal Finish Tin (Sn)
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
Number of Outputs 1
Output Voltage 3.3V
Output Type Transistor Driver
Input Voltage-Nom 12V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
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
Duty Cycle (Max) 100%
Clock Sync No
Dimensions
Length 9.906mm
Width 3.899mm
Compliance
RoHS Status ROHS3 Compliant
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