Certificate TH97/10561QM BYD37D - BYD37M Certificate TW00/17276EM AVALANCHE FAST SOFT-RECOVERY RECTIFIER DIODES PRV : 200 - 1000 Volts Io : 1.5 Amperes MELF (Plastic) Cathode Mark FEATURES : φ 0.102 (2.6) * * * * * Glass passivated High maximum operating temperature Low leakage current Excellent stability Guaranteed avalanche energy absorption capability * Smallest surface mount rectifier outline * Pb / RoHS Free 0.094 (2.4) 0.022(0.55) 0.205(5.2) 0.189(4.8) Dimensions in inches and ( millimeters ) MECHANICAL DATA : * Case : Molded plastic * Terminals : Plated Terminals, solderable per MIL-STD-750 Method 2026 * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.116 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATING Maximum Repetitive Peak Reverse Voltage SYMBOL BYD 37D BYD 37G BYD 37J BYD 37K BYD 37M UNIT VRRM 200 400 600 800 1000 V VR 200 400 600 800 1000 V Min. Reverse Avalanche Breakdown Voltage @ IR = 0.1 mA V(BR)R-min 300 500 700 900 1100 V Maximum Average Forward Current Ttp = 105 °C (Note 1) IF(AV) 1.5 A Maximum Non-Repetitive Peak Forward Surge Current (Note 2) IFSM 20 A Maximum Repetitive Peak Forward Current IFRM 12 A VF 1.3 V TJ = 20 °C IR 1.0 μA TJ = 165 °C IR(H) 100 μA Maximum Continuous Reverse Voltage Maximum Forward Voltage at 1.0 A Maximum Reverse Current at VR =VRRMmax Maximum Reverse Recovery Time (Note 3) Trr 250 300 ns Thermal Resistance from Junction to Tie-Point Rth j-tp 30 K/W Thermal Resistance from Junction to Ambient (Note 4) Rth j-a 120 K/W Junction Temperature Range TJ - 65 to + 175 °C Storage Temperature Range TSTG - 65 to + 175 °C Notes : (1) Averaged over any 20 ms period. (2) t=10ms half sine wave; Tj = Tjmax prior to surge; VR = VRRMmax (3) Reverse Recovery Test Conditions : I F = 0.5 A, IR = 1.0 A, Irr = 0.25 A. (4) Device mounted on an epoxy-glass printed-circuit board, 1.5 mm thick; thickness of Cu-lay≤ 40 μm. Page 1 of 2 Rev. 02 : March 9, 2006 Certificate TH97/10561QM Certificate TW00/17276EM RATING AND CHARACTERISTIC CURVES ( BYD37D - BYD37M ) FIG.1 - MAXIMUM PERMISSIBLE AVERAGE FORWARD CURRENT AS A FUNCTION OF TIE-POINT TEMPERATURE FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 25 PEAK FORWARD SURGE CURRENT, (A) AVERAGE FORWARD OUTPUT CURRENT, IF(AV) (A) 3.0 2.4 1.8 1.2 0.6 0 0 25 50 75 100 125 150 20 15 10 5 0 175 1 TIE-POINT TEMPERATURE, Ttp ( °C) 6 10 20 40 60 100 FIG.4 - REVERSE CURRENT AS FUNCTION OF FORWARD VOLTAGE OF JUNCTION TEMPERATURE REVERSE CURRENT, IR (μA) 6 FORWARD CURRENT, I F (A) 4 NUMBER OF CYCLES AT 60Hz FIG.3 - FORWARD CURRENT AS FUNCTION 4 2 2 TJ = 25 °C 1000 100 10 1 0 0 0 1 2 3 100 200 JUNCTION TEMPERATURE, T J ( °C) FORWARD VOLTAGE, V F (V) Page 2 of 2 Rev. 02 : March 9, 2006