LTC3868IGN-1
RoHS
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Package 28-SSOP (0.154, 3.90mm Width)
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
CURRENT-MODE CMOS DUAL Surface Mount DC-DC Controller IC -40C~85C TA 105kHz~835kHz 350kHz~535kHz 5.1V 9.893mm
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Technical Details
Physical
Mounting Type Surface Mount
Package / Case 28-SSOP (0.154, 3.90mm Width)
Surface Mount YES
Technical
Operating Temperature -40°C~85°C TA
Packaging Tube
JESD-609 Code e3
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 28
ECCN Code EAR99
Terminal Finish Matte Tin (Sn)
Additional Feature ALSO OPERATES IN ADJUSTABLE MODE FROM 0.8V TO 14V
Subcategory Switching Regulator or Controllers
Technology CMOS
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Terminal Pitch 0.635mm
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number LTC3868
Function Step-Down
Number of Outputs 2
Output Voltage 5.1V
Output Type Transistor Driver
Input Voltage-Nom 12V
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Output Configuration Positive
Voltage - Supply (Vcc/Vdd) 4V~24V
Control Features Enable, Frequency Control, Power Good, Soft Start
Input Voltage (Min) 4V
Topology Buck
Control Mode CURRENT-MODE
Frequency - Switching 105kHz~835kHz 350kHz~535kHz
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier Yes
Switcher Configuration PHASE-SHIFT
Duty Cycle (Max) 99.4%
Clock Sync No
Dimensions
Height Seated (Max) 1.75mm
Length 9.893mm
Width 3.9mm
Compliance
RoHS Status Non-RoHS Compliant
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