UC3843Q vs UC2844AD8TR feature comparison

UC3843Q Texas Instruments

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UC2844AD8TR Unitrode Corporation

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Rohs Code No
Part Life Cycle Code Obsolete Transferred
Ihs Manufacturer TEXAS INSTRUMENTS INC UNITRODE CORP
Part Package Code QLCC
Package Description QCCJ, LDCC20,.4SQ SOIC-8
Pin Count 20
Reach Compliance Code not_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 30 V 25 V
Input Voltage-Min 12 V 12 V
Input Voltage-Nom 15 V 15 V
JESD-30 Code S-PQCC-J20 R-PDSO-G8
JESD-609 Code e0
Length 8.965 mm
Moisture Sensitivity Level 2
Number of Functions 1 1
Number of Terminals 20 8
Operating Temperature-Max 70 °C 85 °C
Operating Temperature-Min -40 °C
Output Current-Max 1 A 1 A
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code QCCJ SOP
Package Equivalence Code LDCC20,.4SQ
Package Shape SQUARE RECTANGULAR
Package Style CHIP CARRIER SMALL OUTLINE
Peak Reflow Temperature (Cel) NOT SPECIFIED
Qualification Status Not Qualified Not Qualified
Seated Height-Max 4.57 mm
Surface Mount YES YES
Switcher Configuration SINGLE SINGLE
Switching Frequency-Max 500 kHz 500 kHz
Technology BIPOLAR
Temperature Grade COMMERCIAL INDUSTRIAL
Terminal Finish Tin/Lead (Sn/Pb)
Terminal Form J BEND GULL WING
Terminal Pitch 1.27 mm
Terminal Position QUAD DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Width 8.965 mm
Base Number Matches 1 3
Output Voltage-Nom 2.5 V
Supply Current-Max (Isup) 17 mA

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