SMAB34_07

SEMICONDUCTOR TECHNICAL DATA SWITCHING TYPE POWER SUPPLY APPLICATIONS. 2 SMAB34 SCHOTTKY BARRIER TYPE DIODE FEATURES Low Profile Surface Mount Package. Low Power Loss, High Efficiency. For Use in Low Voltage, High Frequency inverters, Free Wheeling, and Polarity Protection Applications. A D H APPLICATION Switching Power Supply. DC/DC Converter. Home Appliances, Office Equipment. Telecommunication. 1 C B G 1. ANODE 2. CATHODE DIM A B C D E F G H MILLIMETERS _ 4.5 + 0.2 _ 2.6 + 0.2 _ 1.5 + 0.2 _ 5.0 + 0.3 _ 1.2 + 0.3 _ 2.0 + 0.2 0 ~ 0.15 R 0.5 MAXIMUM RATING (Ta=25 CHARACTERISTIC ) SYMBOL VRRM IO IFSM Tj Tstg RATING 40 3 70 -40 125 -40 125 UNIT V A A Maximum Repetitive Peak Reverse Voltage Average Output Rectitifed Current Peak One Cycle Surge Forward Current (Non-Repetitive 60Hz) Junction Temperature Storage Temperature Range SMA Marking Type Name B34 Lot No. ELECTRICAL CHARACTERISTICS (Ta=25 ) CHARACTERISTIC Peak Forward Voltage Repetitive Peak Reverse Current SYMBOL VFM IRRM Rth(j-1) Thermal Resistance Rth(j-a) TEST CONDITION IFM=3.0A VRRM=Rated Junction to lead Junction to ambient (on alumina substrate) MIN. TYP. MAX. 0.52 0.5 23 /W 108 UNIT V mA 2007. 3. 6 Revision No : 6 F E E 1/2 SMAB34 AVERAGE FORWARD POWER DISSIPATION P F(AV) (W) I F - VF 10 FORWARD CURRENT I F (A) 5 3 T j =125 C 25 C P F(AV) - I F(AV) 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 0 0.6 1.2 1.8 2.4 3.0 3.6 180 360 1 0.5 0.3 RECTANGULAR WAVEFORM 0.1 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 FORWARD VOLTAGE V F (V) AVERAGE FORWARD CURRENT I F(AV) (A) MAXIMUM ALLOWABLE TEMPERATURE Ta MAX ( C) SURGE FORWARD CURRENT (NON - REPETITIVE) PEAK SURGE FORWARD CURRENT I FSM (A) 80 Ta=25 C f=60Hz Ta 140 120 100 - I F(AV) RECTANGULAR WAVEFORM 60 180 80 60 40 20 0 0 0.6 1.2 1.8 2.4 360 40 20 0 1 10 NUMBER OF CYCLES AT 60Hz 100 3.0 3.6 AVERAGE FORWARD CURRENT I F(AV) (A) 2007. 3. 6 Revision No : 6 2/2