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LTC1148CS-5#PBF
RoHS 
RoHS compliant
RoHS compliantPackage 14-SOIC (0.154, 3.90mm Width)
Category PMIC - Voltage Regulators - DC DC Switching Controllers / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
LTC1148 Buck Tube e3 DC to DC switching controller 50mA 3.899mm 5.05V Up to 250kHz
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Buying Options
Total Price: USD $4.49
Unit Price: USD $4.4928
≥1 USD $4.4928
≥10 USD $4.238491
≥100 USD $3.99858
≥500 USD $3.77224
≥1000 USD $3.558715
Inventory: 5590
Minimum: 1
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Technical Details
Supply Chain
Factory Lead Time 8 Weeks
Lifecycle Status PRODUCTION (Last Updated: 5 days ago)
Dimensions
Length 8.649mm
Width 3.899mm
Technical
Operating Temperature 0°C~70°C TA
Packaging Tube
Published 2004
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 14
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 LTC1148
Function Step-Down
Number of Outputs 1
Output Voltage 5.05V
Output Type Transistor Driver
Input Voltage-Nom 10V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Output Current 50mA
Voltage - Supply (Vcc/Vdd) 3.5V~20V
Control Features Current Limit, Enable
Input Voltage (Min) 4V
Topology Buck
Control Mode CURRENT-MODE
Frequency - Switching Up to 250kHz
Input Voltage (Max) 20V
Control Technique CONSTANT OFF TIME
Synchronous Rectifier Yes
Switcher Configuration PUSH-PULL
Max Frequency 250kHz
Duty Cycle (Max) 100%
Clock Sync No
Compliance
RoHS Status ROHS3 Compliant
Lead Free Lead Free
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