BY203-12S, BY203-16S, BY203-20S www.vishay.com Vishay Semiconductors Fast Avalanche Sinterglass Diode FEATURES Glass passivated junction Hermetically sealed package Material categorization: For definitions of compliance please see www.vishay.com/doc 99912 APPLICATIONS Fast rectification and switching avalanche sinterglass diode for TV-line output circuits an switch mode power 949539 supply MECHANICAL DATA Case: SOD-57 sintered glass case Terminals: plated axial leads, solderable per MIL-STD-750, method 2026 Polarity: color band denotes cathode end Mounting position: any Weight: approx. 369 mg ORDERING INFORMATION (Example) DEVICE NAME ORDERING CODE TAPED UNITS MINIMUM ORDER QUANTITY BY203-20S BY203-20STR 5000 per 10 tape and reel 25 000 BY203-20S BY203-20STAP 5000 per ammopack 25 000 PARTS TABLE PART TYPE DIFFERENTIATION PACKAGE BY203-12S V = 1200 V I = 250 mA SOD-57 R F(AV) BY203-16S V = 1600 V I = 250 mA SOD-57 R F(AV) BY203-20S V = 2000 V I = 250 mA SOD-57 R F(AV) ABSOLUTE MAXIMUM RATINGS (T = 25 C, unless otherwise specified) amb PARAMETER TEST CONDITION PART SYMBOL VALUE UNIT BY203-12S V = V 1200 V R RRM Reverse voltage = repetitive peak reverse l = 100 A BY203-16S V = V 1600 V R R RRM voltage BY203-20S V = V 2000 V R RRM Peak forward surge current t = 10 ms, half sine wave I 20 A p FSM Average forward current I 250 mA F(AV) Non repetitive reverse avalanche energy I = 0.4 A E 10 mJ (BR)R R Junction temperature range T - 55 to + 150 C j Storage temperature range T - 55 to + 175 C stg MAXIMUM THERMAL RESISTANCE (T = 25 C, unless otherwise specified) amb PARAMETER TEST CONDITION SYMBOL VALUE UNIT Lead length l = 10 mm, T = constant R 45 K/W L thJA Junction ambient Maximum lead length R 100 K/W thJA Rev. 1.9, 12-Sep-12 Document Number: 86002 1 For technical questions within your region: DiodesAmericas vishay.com, DiodesAsia vishay.com, DiodesEurope vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000BY203-12S, BY203-16S, BY203-20S www.vishay.com Vishay Semiconductors ELECTRICAL CHARACTERISTICS (T = 25 C, unless otherwise specified) amb PARAMETER TEST CONDITION PART SYMBOL MIN. TYP. MAX. UNIT Forward voltage I = 200 mA, t /T = 0.01, t = 0.3ms V -- 2.4 V F p p F V = 700 V BY203-12S I -- 2 A R R Reverse current V = 1000 V BY203-16S I -- 2 A R R V = 1200 V BY203-20S I -- 2 A R R BY203-12S V 1200 - - V (BR) Breakdown voltage l = 100 A, t /T = 0.01, t = 0.3 ms BY203-16S V 1600 - - V R p p (BR) BY203-20S V 2000 - - V (BR) Reverse recovery time I = 0.5 A, I = 1 A, i = 0.25 A t - - 300 ns F R R rr TYPICAL CHARACTERISTICS (T = 25 C, unless otherwise specified) amb 240 0.30 R = 45 K/W thJA I = 10 mm 200 0.25 160 0.20 R = 100 K/W thJA 120 0.15 V RRM PCB: d = 25 mm V R 80 BY203/12 0.10 V = V 40 BY203/16 BY203/20 0.05 R RRM half sinewave 0 0 0 400 800 1200 1600 0 30 60 90 120 150 949080 V , V - Rev./Rep. Peak Rev. Voltage (V) 16398 T - Ambient Temperature (C) R RRM amb Fig. 1 - Junction Temperature vs. Fig. 3 - Max. Average Forward Current vs. Reverse/Repetitive Peak Reverse Voltage Ambient Temperature 10 1000 V = V R RRM 1 100 T = 175 C j 0.1 T = 25 C j 10 0.01 0.001 1 01234 5.0 25 50 75 100 125 150 16397 V - Forward Voltage (V) 16399 T - Junction Temperature (C) F j Fig. 2 - Max. Forward Current vs. Forward Voltage Fig. 4 - Max. Reverse Current vs. Junction Temperature Rev. 1.9, 12-Sep-12 Document Number: 86002 2 For technical questions within your region: DiodesAmericas vishay.com, DiodesAsia vishay.com, DiodesEurope vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000 I - Forward Current (A) T - Junction Temperature (C) F j I - Reverse Current (A) I - Average Forward Current (A) R FAV