UC3844BVDR2G vs UC2844BD1R2 feature comparison

UC3844BVDR2G Rochester Electronics LLC

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UC2844BD1R2 Rochester Electronics LLC

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Pbfree Code No Yes
Part Life Cycle Code Active Active
Ihs Manufacturer ROCHESTER ELECTRONICS INC ROCHESTER ELECTRONICS LLC
Part Package Code SOIC SOIC
Package Description SOP, SOIC-8
Pin Count 14 8
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 12 V 12 V
Input Voltage-Nom 15 V 15 V
JESD-30 Code R-PDSO-G14 R-PDSO-G8
JESD-609 Code e0 e0
Length 8.65 mm 4.9 mm
Moisture Sensitivity Level NOT SPECIFIED
Number of Functions 1 1
Number of Terminals 14 8
Operating Temperature-Max 105 °C 85 °C
Operating Temperature-Min -40 °C -25 °C
Output Current-Max 1 A 1 A
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) 240 240
Seated Height-Max 1.75 mm 1.75 mm
Surface Mount YES YES
Switcher Configuration SINGLE SINGLE
Switching Frequency-Max 275 kHz 275 kHz
Technology BIPOLAR BIPOLAR
Temperature Grade INDUSTRIAL OTHER
Terminal Finish TIN LEAD TIN LEAD
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 30
Width 3.9 mm 3.9 mm
Base Number Matches 2 4
Rohs Code No
Qualification Status COMMERCIAL

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