SEMICONDUCTOR U20A4CI TECHNICAL DATA ULTRA FAST RECOVERY RECTIFIER DIODE SWITCHING TYPE POWER SUPPLY APPLICATION CONVERTER & CHOPPER APPLICATION. A C P FEATURES B E G ・Ultra-Fast Recovery Time for High Efficiency. ・Low Forward Voltage Drop, High Current Capability, K and Low Power Loss. L L R D J M APPLICATION D ・Switching Power Supply. N ・Telecommunication, Factory Automation. 1 N 2 H 3 S 0.5 Typ G H J K L 1. ANODE Q ・Home Appliances, Office Equipment. M N P Q R MILLIMETERS _ 0.3 10.0 + _ 0.3 15.0 + _ 0.3 2.70 + 0.76+0.09/-0.05 _ 0.2 Φ3.2 + _ 0.3 3.0 + _ 0.3 12.0 + 0.5+0.1/-0.05 _ 0.5 13.6 + _ 0.2 3.7 + 1.2+0.25/-0.1 1.5+0.25/-0.1 _ 0.1 2.54 + _ 0.1 6.8 + _ 0.2 4.5 + _ 0.2 2.6 + DIM A B C D E F F S 2. CATHODE POLARITY 3. ANODE 2 TO-220IS 1 3 MAXIMUM RATINGS (Ta=25℃) CHARACTERISTIC SYMBOL RATING UNIT VRM 430 V IO 20 A Maximum Reverse Voltage Average Output Rectified Current (Tc=94 ) (Note1) Peak One Cycle Surge Forward 100 IFSM Current (Non-Repetitive) Junction Temperature Storage Temperature Range (60Hz) A Tj 150 ℃ Tstg -55~150 ℃ (Note1) : Average forward current of centertap full wave connection. ELECTRICAL CHARACTERISTICS (Ta=25℃) CHARACTERISTIC SYMBOL Peak Forward Voltage (Note2) VFM Reverse Current (Note2) IRM Reverse Recovery Time (Note2) trr Thermal Resistance (Note2) Rth(j-c) TEST CONDITION MIN. TYP. MAX. UNIT IFM=20A - - 1.6 V VRM=400V - - 10 VRM=Rated - - 30 IF=0.5A, IR=1A, Irr=0.25A - - 30 ns Junction to Case - - 1.75 ℃/W μA (Note2) : A Value of one cell. 2008. 6. 2 Revision No : 0 1/2 U20A4CI IR - VR I F - VF Ta=75 C Ta=25 C Ta=125 C REVERSE CURRENT IR (nA) FORWARD CURRENT I F (A) 100 10 Ta=150 C Ta=-25 C 1 0.1 0.01 0 1000000 Ta=125 C 100000 10000 Ta=150 C 1000 Ta=75 C 100 Ta=25 C 10 1 0 200 400 600 800 1000 1200 1400 1600 1800 50 45 DC 40 Sin(ѫ=180) 30 D=1/2 25 20 15 10 5 0 0 10 20 30 40 AVERAGE OUTPUT RECTIFIED CURRENT I O (A) 2008. 6. 2 100 150 200 250 300 350 400 450 SURGE FORWARD CURRENT (NON - REPETITIVE) P F(AV) - I O 35 50 REVERSE VOLTAGE VR (V) PEAK SURGE FORWARD CURRENT I FSM (A) AVERAGE FORWARD POWER DISSIPATION P F(AV) (W) FORWARD VOLTAGE V F (mV) Ta=-25 C Revision No : 0 1000 IFSM 8.3ms 8.3ms 1cyc 100 10 0 1 10 100 NUMBER OF CYCLES AT 60Hz 2/2