UC2874DW-1G4 vs UC3874DW-1 feature comparison

UC2874DW-1G4 Texas Instruments

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UC3874DW-1 Unitrode Corporation

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Rohs Code Yes No
Part Life Cycle Code Obsolete Transferred
Ihs Manufacturer TEXAS INSTRUMENTS INC UNITRODE CORP
Part Package Code SOIC
Package Description SOP, SOP18,.4
Pin Count 18
Reach Compliance Code compliant unknown
ECCN Code EAR99
HTS Code 8542.39.00.01
Analog IC - Other Type SWITCHING CONTROLLER SWITCHING CONTROLLER
Control Mode CURRENT-MODE CURRENT-MODE
Control Technique PULSE WIDTH MODULATION PULSE WIDTH MODULATION
Input Voltage-Max 36 V 36 V
Input Voltage-Min 12 V
Input Voltage-Nom 12 V
JESD-30 Code R-PDSO-G18 R-PDSO-G18
JESD-609 Code e4 e0
Length 11.55 mm
Moisture Sensitivity Level 2
Number of Functions 1 1
Number of Terminals 18 18
Operating Temperature-Max 85 °C 70 °C
Operating Temperature-Min -40 °C
Output Current-Max 1 A 1 A
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Equivalence Code SOP18,.4 SOP18,.4
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.65 mm
Surface Mount YES YES
Switcher Configuration PUSH-PULL BUCK
Switching Frequency-Max 300 kHz 300 kHz
Technology BIPOLAR BIPOLAR
Temperature Grade INDUSTRIAL COMMERCIAL
Terminal Finish NICKEL PALLADIUM GOLD Tin/Lead (Sn/Pb)
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 7.5 mm
Base Number Matches 1 3
Output Voltage-Nom 2 V

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