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RoHS
RoHS RoHS compliant
Package 28-SSOP (0.209, 5.30mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description LTC1438 Buck Tape & Reel (TR) e3 DC to DC switching controller 0.65mm 36V Up to 400kHz -40C~85C TA
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Technical Details

Supply Chain

Factory Lead Time 16 Weeks

Physical

Mounting Type Surface Mount
Package / Case 28-SSOP (0.209, 5.30mm Width)
Surface Mount YES

Technical

Operating Temperature -40°C~85°C TA
Packaging Tape & Reel (TR)
Published 2005
JESD-609 Code e3
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 28
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
Terminal Pitch 0.65mm
Base Part Number LTC1438
Function Step-Down
Number of Outputs 2
Output Type Transistor Driver
Input Voltage-Nom 15V
Analog IC - Other Type SWITCHING REGULATOR
Output Configuration Positive
Voltage - Supply (Vcc/Vdd) 3.5V~30V
Control Features Enable, Power on Reset, Soft Start
Input Voltage (Min) 3.5V
Topology Buck
Control Mode CURRENT-MODE
Frequency - Switching Up to 400kHz
Input Voltage (Max) 36V
Control Technique PHASE-SHIFT CONTROL
Synchronous Rectifier Yes
Output Voltage-Max 9V
Duty Cycle (Max) 99%
Clock Sync No
Output Phases 1

Dimensions

Width 5.3mm

Compliance

RoHS Status ROHS3 Compliant
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