BY527 Datasheet | Vishay

Features D D D D D Controlled avalanche characteristics Glass passivated junction Hermetically sealed package Low reverse current High surge current capability Applications General purpose 94 9539 Absolute Maximum Ratings Tj = 25_C Parameters Peak reverse voltage, non repetitive Reverse voltage Peak forward surge current Repetitive peak forward current Average forward current Pulse avalanche peak power Pulse energy in avalanche mode, non repetitive (inductive load switch off) Junction and storage temperature range Test Conditions Type Symbol VRSM VR IFSM IFRM IFAV PR ER i2- t Tj=Tstg Value 1250 800 50 12 2 1000 20 8 - 55...+175 Unit V V A A A W m J A2- s tp=10ms, half sinewave ϕ=180° Tj=175°C, tp=20ms, half sinus wave I(BRV)R=1A, Tj=175°C i2- t- rating °C Maximum Thermal Resistance Tj = 25_C Parameter Junction ambient Test Conditions l=10mm, TL=constant on PC board with spacing 25mm Symbol Rth JA Rth JA Value 45 100 Unit K/W K/W Document Number 86007 Rev. 2, 24-Jun-98 .vishay.de - Fax Back +1-408-970-5600 1 (4) Vishay Telefunken Electrical Characteristics Tj = 25_C Parameter Forward voltage g Reverse current Breakdown voltage Diode capacitance Reverse recovery y time Test Conditions IF=1A IF=10A VR=800V VR=800V, Tj=100°C IR=100m A, tp/T=0.01, tp=0.3ms VR=0, f=0.47MHz IF=0.5A, IR=1A, i R=0.25A IF=1A, di/dt=5A/ms, VR=50V IF=1A, di/dt=5A/ms Type Symbol VF VF IR IR V(BR) CD trr trr Qrr Min Typ 0.9 0.1 5 1250 50 4 4 3 Max 1.0 1.65 1 10 Unit V V m A m A V p F ms ms Reverse recovery charge m C Characteristics (Tj = 25_C unless otherwise specified) R th JA - Therm. Resist. Junction / Ambient ( K/W ) 120 l 100 80 60 40 20 0 0 5 10 15 20 25 30 94 9163 1.2 l I FAV- Average Forward Current ( A ) 1.0 0.8 0.6 0.4 0.2 0 0 40 80 120 160 200 l - Lead Length ( mm ) Tamb - Ambient Temperature ( °C ) Rth JA=100K/W PCB VR = VR RM TL=constant 94 9101 Figure 1. Typ. Thermal Resistance vs. Lead Length Figure 3. Max. Average Forward Current vs. Ambient Temperature 1000 I FAV-...