LTC1148CS-5#TRPBF
RoHS 
RoHS compliant
RoHS compliantPackage 14-SOIC (0.154, 3.90mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
LTC1148 Buck Tape & Reel (TR) e3 DC to DC switching controller 0.05A 8.649mm 5V Up to 250kHz
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Technical Details
Compliance
RoHS Status ROHS3 Compliant
Dimensions
Width 3.899mm
Length 8.649mm
Technical
Clock Sync No
Duty Cycle (Max) 100%
Switcher Configuration PUSH-PULL
Synchronous Rectifier Yes
Control Technique CONSTANT OFF TIME
Input Voltage (Max) 20V
Frequency - Switching Up to 250kHz
Output Current-Max 0.05A
Control Mode CURRENT-MODE
Topology Buck
Input Voltage (Min) 3.5V
Control Features Current Limit, Enable
Voltage - Supply (Vcc/Vdd) 3.5V~20V
Output Configuration Positive
Analog IC - Other Type SWITCHING CONTROLLER
Input Voltage-Nom 10V
Output Type Transistor Driver
Output Voltage 5V
Number of Outputs 1
Function Step-Down
Base Part Number LTC1148
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 14
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Active
JESD-609 Code e3
Published 2004
Packaging Tape & Reel (TR)
Operating Temperature 0°C~70°C TA
Physical
Surface Mount YES
Package / Case 14-SOIC (0.154, 3.90mm Width)
Mounting Type Surface Mount
Supply Chain
Factory Lead Time 16 Weeks
Alternative Model
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