UC3855ADWTR vs UC2855BDWTR/81363G4 feature comparison

UC3855ADWTR Unitrode Corporation

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UC2855BDWTR/81363G4 Texas Instruments

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Part Life Cycle Code Transferred Obsolete
Ihs Manufacturer UNITRODE CORP TEXAS INSTRUMENTS INC
Package Description SOIC-20 SOP, SOP20,.4
Reach Compliance Code unknown compliant
Analog IC - Other Type POWER FACTOR CONTROLLER POWER FACTOR CONTROLLER
Control Mode CURRENT-MODE CURRENT-MODE
Control Technique PULSE WIDTH MODULATION PULSE WIDTH MODULATION
Input Voltage-Max 35 V 35 V
Input Voltage-Min 15 V 15 V
Input Voltage-Nom 18 V 18 V
JESD-30 Code R-PDSO-G20 R-PDSO-G20
Number of Functions 1 1
Number of Terminals 20 20
Operating Temperature-Max 70 °C 85 °C
Operating Temperature-Min -40 °C
Output Current-Max 1.5 A 1.5 A
Output Voltage-Nom 3 V
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Qualification Status Not Qualified Not Qualified
Supply Current-Max (Isup) 25 mA 25 mA
Surface Mount YES YES
Switcher Configuration SINGLE BOOST
Switching Frequency-Max 500 kHz 500 kHz
Technology BIPOLAR BIPOLAR
Temperature Grade COMMERCIAL INDUSTRIAL
Terminal Form GULL WING GULL WING
Terminal Position DUAL DUAL
Base Number Matches 2 1
Pbfree Code No
Rohs Code Yes
Part Package Code SOIC
Pin Count 20
ECCN Code EAR99
HTS Code 8542.39.00.01
Length 12.8 mm
Package Code SOP
Package Equivalence Code SOP20,.4
Peak Reflow Temperature (Cel) NOT SPECIFIED
Seated Height-Max 2.65 mm
Supply Voltage-Nom (Vsup) 18 V
Terminal Pitch 1.27 mm
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Width 7.5 mm

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