BYT51A, BYT51B, BYT51D, BYT51G, BYT51J, BYT51K, BYT51M Vishay Semiconductors Standard Avalanche Sinterglass Diode FEATURES • Glass passivated junction • Hermetically sealed package • Low reverse current • Compliant to RoHS directive 2002/95/EC and in accordance to WEEE 2002/96/EC • Halogen-free according to IEC 61249-2-21 definition 949539 APPLICATIONS MECHANICAL DATA • Rectification diode Case: SOD-57 Terminals: plated axial leads, solderable per MIL-STD-750, method 2026 Polarity: color band denotes cathode end Mounting position: any Weight: approx. 369 mg PARTS TABLE PART TYPE DIFFERENTIATION PACKAGE BYT51A VR = 50 V; IFAV = 1.5 A SOD-57 BYT51B VR = 100 V; IFAV = 1.5 A SOD-57 BYT51D VR = 200 V; IFAV = 1.5 A SOD-57 BYT51G VR = 400 V; IFAV = 1.5 A SOD-57 BYT51J VR = 600 V; IFAV = 1.5 A SOD-57 BYT51K VR = 800 V; IFAV = 1.5 A SOD-57 BYT51M VR = 1000 V; IFAV = 1.5 A SOD-57 ABSOLUTE MAXIMUM RATINGS (Tamb = 25 °C, unless otherwise specified) PARAMETER TEST CONDITION Reverse voltage = repetitive peak reverse voltage Peak forward surge current See electrical characteristics tp = 10 ms, half sine wave Repetitive peak forward current Average forward current Document Number: 86028 Rev. 1.8, 25-Aug-10 SYMBOL VALUE UNIT VR = VRRM 50 V BYT51B VR = VRRM 100 V BYT51D VR = VRRM 200 V BYT51G VR = VRRM 400 V BYT51J VR = VRRM 600 V BYT51K VR = VRRM 800 V BYT51M VR = VRRM 1000 V IFSM 50 A IFRM 9 A On PC board IFAV 1 A l = 10mm IFAV 1.5 A Tj = Tstg - 55 to + 175 °C ER 20 mJ Junction and storage temperature range Non repetitive reverse avalanche energy PART BYT51A l(BR)R = 1 A For technical questions within your region, please contact one of the following: [email protected], [email protected], [email protected] www.vishay.com 153 BYT51A, BYT51B, BYT51D, BYT51G, BYT51J, BYT51K, BYT51M Standard Avalanche Sinterglass Diode Vishay Semiconductors MAXIMUM THERMAL RESISTANCE (Tamb = 25 °C, unless otherwise specified) PARAMETER Junction ambient TEST CONDITION SYMBOL VALUE Lead length l = 10 mm, TL = constant RthJA 45 UNIT K/W On PC board with spacing 25 mm RthJA 100 K/W ELECTRICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified) PARAMETER TEST CONDITION SYMBOL MIN. TYP. MAX UNIT IF = 1 A VF - 0.95 1.1 V IF = 1 A, Tj = 175 °C VF - - 1 V VR = VRRM IR - - 1 μA VR = VRRM, Tj = 150 °C IR - - 100 μA IF = 0.5 A, IR = 1 A, iR = 0.25 A trr - - 4 μs Forward voltage Reverse current Reverse recovery time PART 1.6 120 l l IFAV - Average Forward Current (A) RthJA - Ther. Resist. Junction/Ambient (K/W) TYPICAL CHARACTERISTICS (Tamb = 25 °C, unless otherwise specified) 100 80 TL = constant 60 40 20 RthJA = 45 K/W 1.4 l = 10 mm 1.2 1.0 0.8 0.6 RthJA = 100 K/W 0.4 PCB: d = 25 mm 0.2 0.0 0 0 5 10 15 20 25 Fig. 1 - Typ. Thermal Resistance vs. Lead Length 20 40 60 80 100 120 140 160 180 Tamb - Ambient Temperature (°C) 16324 l - Lead Length (mm) 949101 0 30 Fig. 3 - Max. Average Forward Current vs. Ambient Temperature 10 1000 IR - Reverse Current (μA) IF - Forward Current (A) VR = VRRM 1 Tj = 175 °C 0.1 Tj = 25 °C 0.01 100 10 0.001 1 0 16323 0.4 0.8 1.2 1.6 2.0 VF - Forward Voltage (V) Fig. 2 - Forward Current vs. Forward Voltage www.vishay.com 154 25 16325 50 75 100 125 150 175 Tj - Junction Temperature (°C) Fig. 4 - Reverse Current vs. Junction Temperature For technical questions within your region, please contact one of the following: [email protected], [email protected], [email protected] Document Number: 86028 Rev. 1.8, 25-Aug-10 BYT51A, BYT51B, BYT51D, BYT51G, BYT51J, BYT51K, BYT51M Vishay Semiconductors 45 350 VR = VRRM CD - Diode Capacitance (pF) PR - Reverse Power Dissipation (mW) Standard Avalanche Sinterglass Diode 300 250 PR - Limit at 100 % VR 200 150 PR - Limit at 80 % VR 100 50 f = 1 MHz 40 35 30 25 20 15 10 5 0 0 25 50 75 100 125 150 0.1 175 16327 Tj - Junction Temperature (°C) 16326 Fig. 5 - Max. Reverse Power Dissipation vs. Junction Temperature 1 10 100 VR - Reverse Voltage (V) Fig. 6 - Diode Capacitance vs. Reverse Voltage 3.6 (0.142) max. 0.82 (0.032) max. PACKAGE DIMENSIONS in millimeters (inches): SOD-57 26 (1.024) min. 4 (0.157) max. 26 (1.024) min. 20543 Document Number: 86028 Rev. 1.8, 25-Aug-10 For technical questions within your region, please contact one of the following: [email protected], [email protected], [email protected] www.vishay.com 155 Legal Disclaimer Notice Vishay Disclaimer ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other disclosure relating to any product. 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