UC2844D vs UC3844DR feature comparison

UC2844D Rochester Electronics LLC

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UC3844DR Texas Instruments

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Rohs Code Yes
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer ROCHESTER ELECTRONICS LLC TEXAS INSTRUMENTS INC
Part Package Code SOIC SOIC
Package Description GREEN, PLASTIC, MS-012AB, SOIC-14 SOP, SOP14,.25
Pin Count 14 14
Reach Compliance Code unknown unknown
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 25 V 25 V
Input Voltage-Min 11 V 11.5 V
Input Voltage-Nom 15 V 15 V
JESD-30 Code R-PDSO-G14 R-PDSO-G14
JESD-609 Code e4 e4
Length 8.65 mm 8.65 mm
Moisture Sensitivity Level 1
Number of Functions 1 1
Number of Terminals 14 14
Operating Temperature-Max 85 °C 70 °C
Operating Temperature-Min -40 °C
Output Current-Max 1 A 1 A
Output Voltage-Nom 2.5 V 2.5 V
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Seated Height-Max 1.75 mm 1.75 mm
Surface Mount YES YES
Switcher Configuration SINGLE SINGLE
Switching Frequency-Max 500 kHz 500 kHz
Technology BIPOLAR BIPOLAR
Temperature Grade INDUSTRIAL COMMERCIAL
Terminal Finish NICKEL PALLADIUM GOLD NICKEL PALLADIUM GOLD
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Width 3.9 mm 3.9 mm
Base Number Matches 8 2
ECCN Code EAR99
HTS Code 8542.39.00.01
Package Equivalence Code SOP14,.25
Qualification Status Not Qualified
Supply Current-Max (Isup) 25 mA

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