SHINDENGEN Super Fast Recovery Rectifiers DF20LC30 Dual OUTLINE DIMENSIONS Case : STO-220 300V 20A Unit : mm FEATURES ● SMT ● Low noise ● trr30ns APPLICATION ● Switching power supply ● DC/DC converter ● Free Wheel ● Home Appliances, Office Equipment ● Telecommunication, Factory Automation RATINGS ●Absolute Maximum Ratings (If not specified Tc=25℃) Item Symbol Conditions Storage Temperature Tstg Operating Junction Temperature Tj VRM Maximum Reverse Voltage IO 50Hz sine wave, R-load, Rating for each diode Io/2, Tc=124℃ Average Rectified Forward Current IFSM 50Hz sine wave, Non-repetitive 1 cycle peak value, Tj=25℃ Peak Surge Forward Current ●Electrical Characteristics (If not specified Tc=25℃) Item Symbol Conditions VF IF=10A, Pulse measurement, Rating of per diode Forward Voltage IR Reverse Current VR=VRM, Pulse measurement, Rating of per diode Reverse Recovery Time trr IF=0.5A, IR=1A, Rating of per diode Junction Capacitance Cj f=1MHz, VR=10V, Rating of per diode Thermal Resistance θjc junction to case Copyright & Copy;2000 Shindengen Electric Mfg.Co.Ltd Ratings -55∼150 150 300 20 180 Unit ℃ ℃ V A A Ratings Max.1.3 Max.25 Max.30 TYP 90 Max.1.0 Unit V μA ns pF ℃/W DF20LC30 Forward Voltage Forward Current IF [A] 10 Tc=150°C [MAX] Tc=150°C [TYP] Tc=25°C [MAX] Tc=25°C [TYP] 1 Pulse measurement per diode 0.1 0 0.4 0.8 1.2 1.6 Forward Voltage VF [V] 2 2.4 DF20LC30 Forward Power Dissipation 40 DC Forward Power Dissipation PF [W] 35 D=0.8 30 0.5 SIN 25 0.3 0.2 20 0.1 0.05 15 10 5 0 0 5 10 15 20 25 30 35 Average Rectified Forward Current IO [A] Tj = 150°C IO 0 tp D=tp /T T DF20LC30 Derating Curve Average Rectified Forward Current IO [A] 40 35 DC 30 D=0.8 25 0.5 SIN 20 0.3 15 0.2 0.1 10 0.05 5 0 0 20 40 60 80 100 120 140 160 Case Temperature Tc [°C] VR = VRM IO 0 0 VR tp D=tp /T T DF20LC30 Peak Surge Forward Capability IFSM 250 10ms 10ms 1 cycle non-repetitive, sine wave, Tj=25°C before surge current is applied Peak Surge Forward Current IFSM [A] 200 150 100 50 0 1 2 5 10 20 Number of Cycles [cycles] 50 100 Junction Capacitance Cj [pF] 1 10 100 1 Junction Capacitance Reverse Voltage VR [V] 10 DF20LC30 100 f=1MHz Tc=25°C TYP per diode