UMMD022~UMMD024 20V~ 40V, 200 mA Surface Mount Small Signal Schottky Barrier Rectifiers Elektronische Bauelemente RoHS Compliant Product A suffix of “-C” specifies halogen & lead-free 0603 FEATURES Lead less chip form, no lead damage Lead-free solder joint, no wire bond & lead frame Low power loss, high efficiency High current capability, low VF Plastic package has underwriters laboratory flammability Classification 94V-0 B C G F APPLICATION A Cathode Band E Switching mode power supply applications Portable equipment battery applications High frequency rectification DC / DC converter Telecommunication E D Millimeter Min. Max. 1.50 1.70 0.80 1.00 0.70 TYP. 0.50 0.80 REF. A B C D MECHANICAL DATA Case: Packed with FRP substrate and epoxy underfilled Terminals: Pure tin-plated (lead-free), solderable per MIL-STD-750, method 2026. Polarity: Laser cathode band marking Weight : 0.003 gram REF. E F G Millimeter Min. Max. 0.30 0.40 R 0.20 0.05 REF. MARKING D Halogen-free type ABSOLUTE MAXIMUM RATINGS (TA = 25°C unless otherwise specified) PARAMETER SYMBOL Repetitive Peak Reverse Voltage VRRM Average Forward Current IF(AV) Peak Forward Surge Current Junction Temperature Operating and Storage Temperature VALUE UMMD022 UMMD024 20 UNIT 40 TEST CONDITION V 200 mA IFSM 2.0 A TJ 125 TOPR, TSTG -40 ~ 125 @ 8.3 ms half sine-wave °C ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified) TYPE NUMBER Forward Voltage Repetitive Peak Reverse Current Junction capacitance SYMBOL VF IRRM CJ MIN TYP MAX UNIT - 0.30 - V - 0.40 - IF = 100mA IF = 200mA - 0.43 0.45 - 1.5 30 - 8 50 - 35 - Typical Thermal Resistance, Junction to Ambient RθJA - 160 - Typical Thermal Resistance, Junction to Lead RθJL - 110 - http://www.SeCoSGmbH.com/ 24-Dec-2009 Rev. A TEST CONDITION IF = 50mA µA VR = 10V, TA = 25°C pF VR = 4V, f = 1.0 MHz VR = Max. VRRM, TA=25°C °C / W Any changes of specification will not be informed individually. Page 1 of 2 UMMD022~UMMD024 20V~ 40V, 200 mA Surface Mount Small Signal Schottky Barrier Rectifiers Elektronische Bauelemente RATINGS AND CHARACTERISTIC CURVES FIG. 1 - TYPICAL FORWARD CURRENT FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT DERATING CURVE 0.25 2.5 (JEDEC Method) PEAK FORWARD SURGE CURRENT, (A) AVERAGE FORWARD CURRENT, (A) 8.3ms Single Half Sine-Wave 0.20 0.15 0.10 0.05 2.0 1.5 1.0 0.5 0 0 0 25 50 75 125 100 1 150 10 o LEAD TEMPERATURE, ( C) FIG.3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.4 - TYPICAL REVERSE CHARACTERISTICS 1000 INSTANTANEOUS REVERSE CURRENT, MICROAMPERES 1000 IINSTANTANEOUS FORWARD CURRENT, (mA) 100 NUMBER OF CYCLES AT 60Hz o TJ=100C 100 100 10 o Ta=25 C 1 10 o TJ=25C 1.0 0.10 0.1 0.01 0 0.1 0.2 0.3 0.4 0.5 0.6 10 0 0.7 20 30 40 PERCENT OF RATED PEAK REVERSE VOLTAGE VR (V) FORWARD VOLTAGE, (V) FIG. 5 - TYPICAL JUNCTION CAPACITANCE JUCTION CAPACITANCE (pF) 1000 100 10 1 0 5 10 15 20 REVERSE VOLTAGE, (V) http://www.SeCoSGmbH.com/ 24-Dec-2009 Rev. A Any changes of specification will not be informed individually. Page 2 of 2