www.eicsemi.com BYT52A - BYT52M FAST RECOVERY RECTIFIERS PRV : 50 - 1000 Volts Io : 1.4 Amperes DO - 41 FEATURES : * * * * * * * High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Fast switching for high efficiency Pb / RoHS Free 1.00 (25.4) MIN. 0.107 (2.7) 0.080 (2.0) 0.205 (5.2) 0.166 (4.2) 1.00 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) MECHANICAL DATA : * Case : DO-41 Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, Method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.335 gram Dimensions in inches and ( millimeters ) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25 °C ambient temperature unless otherwise specifie. RATING Maximum Repetitive Peak Reverse Voltage Maximum Reverse Voltage Maximum Average Forward Current Maximum Peak Forward Surge Current, SYMBOL BYT 52A BYT 52B BYT 52D BYT 52G BYT 52J BYT 52K BYT 52M UNIT VRRM 50 100 200 400 600 800 1000 V VR 50 100 200 400 600 800 1000 V IF(AV) 0.85 (on PC Board) 1.4 ( L = 10 mm, T L = 25°C) A IFSM 50 A Maximum Forward Voltage at I F = 1.0 A VF 1.3 V Maximum Reverse Current IR 10 (Tj = 25°C) μA IR(H) 150 (Tj = 150°C) μA Trr 200 ns RthJA 45 K/W Junction Temperature Range TJ - 65 to + 175 °C Storage Temperature Range TSTG - 65 to + 175 °C ( tp = 10 ms, half sinewave) ( VR = VRRM) Maximum Reverse Recovery Time (I F = 0.5 A, I R = 1.0 A, Irr = 0.25 A.) Maximum Junction Ambient Thermal Resistance ( L = 10mm, T L = Constant ) Note : (1) Reverse Recovery Test Conditions Page 1 of 2 Rev. 04 :January 28, 2006 www.eicsemi.com RATING AND CHARACTERISTIC CURVES ( BAT52A - BAT52M ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 Ω Trr 10 Ω + 0.5 D.U.T. + 0 PULSE GENERATOR ( NOTE 2 ) 50 Vdc (approx) 1Ω - 0.25 OSCILLOSCOPE ( NOTE 1 ) - 1.0 A SET TIME BASE FOR 25-35 NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF. 1 2. Rise time = 10 ns max., Source Impedance = 50 ohms. 3. All Resistors = Non-inductive Types. FIG.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT FIG.3 - MAXIMUM THERMAL RESISTANCE vs. LEAD LENGTH 100 VR = V RRM half sinewave RthJA = 45K/W L = 10 mm 1.6 1.2 RthJA - Therm. Resist. Junction/Ambient (K/W) AVERAGE FORWARD OUTPUT CURRENT, AMPERES 2.0 0.8 0.4 0 0 25 50 75 100 125 150 80 60 40 20 0 175 L L TL = constant 0 5 AMBIENT TEMPERATURE, ( °C) 10 15 20 25 30 35 40 L , Lead Length (mm) FIG.4 - TYPICAL FORWARD CHARACTERISTICS FIG.5 - REVERSE CURRENT vs. JUNCTION TEMPERATURE 1000 IR, REVERSE CURRENT(µA) FORWARD CURRENT, AMPERES 10 TJ = 25 °C 1.0 0.1 100 10 0.01 25 0.01 50 75 100 125 150 175 200 Tj, JUNCTION TEMPERATURE 0.001 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 FORWARD VOLTAGE, VOLTS Page 2 of 2 Rev. 04 :January 28, 2006