SFR1020

www.DataSheet4U.com UTC SFR1020 ULTRA-FAST RECOVERY RECTIFIER DIODES DESCRIPTION SFR1020 is dual center tap rectifier suited for high frequency Switching Mode Power Supplies applications. DIODE FEATURES * HIGH SURGE CURRENT CAPABILITY * SUITED FOR SMPS, DC ~ DC CONVERTERS * LOW FORWARD AND REVERSE RECOVERY TIME * LOW LOSSES CONNECTION DIAGRAM 1 TO-220 A1 K A2 1: A1 2: K 3: A2 *Pb-free plating product number: SFR1020L UTC UNISONIC TECHNOLOGIES CO., LTD. 1 QW-R601-004,A www.unisonic.com.tw UTC SFR1020 ABSOLUTE MAXIMUM RATINGS (limiting values, per diode) PARAMETER Repetitive peak reverse voltage RMS forward current Average forward current δ= 0.5 TC=125℃ (Per diode) Surge non repetitive forward current tp=10ms sinusoidal Storage temperature range SYMBOL VRRM IF(RMS) IF(AV) IFSM Tstg RATINGS 200 10 5 50 -60 ~ +150 DIODE UNIT V A A A ℃ ELECTRICAL CHARACTERISTICS (per diode) PARAMETER Reverse leakage current Forward voltage drop SYMBOL IR * VF ** TEST CONDITONS Tj = 25℃ VR = VRRM Tj = 100℃ Tj = 125℃ IF= 5 A Tj = 125℃ IF= 10 A Tj = 25℃ IF = 10 A MIN TYP MAX 50 0.6 0.99 1.20 1.25 UNIT µA mA V 0.8 0.95 * tp = 5 ms, δ< 2 % ** tp = 380 µs, δ< 2 % 2 To evaluate the conduction losses use the following equation: P = 0.78× IF(AV) + 0.042 × IF (RMS) RECOVERY CHARACTERISTICS PARAMETER Reverse recovery time Formard recovery time SYMBOL trr tfr VFP TEST CONDITIONS Tj = 25℃, IF = 0.5A , Irr = 0.25A , IR = 1A Tj = 25℃, IF= 1A, dIF/dt = 50 A/µs VFR = 1.1×VF max Tj = 25℃, IF= 1A, dI...