MBR340 2.5 500 ATTS) SQUARE dc (W WAVE 400 2.0 RESISTIVE LOAD TJ = 25°C I 300 ATION PK + p (CAPACITIVE LOAD) IAV (pF) 1.5 200 DISSIP I PK + 5.0 IAV ANCE 1.0 10 ACIT POWER TJ = 150°C 20 100 C, CAP 90 0.5 80 AVERAGE 70 V) 60 , P F (A 50 0 1.0 2.0 3.0 4.0 5.0 0 10 20 30 40 50 IF (AV), AVERAGE FORWARD CURRENT (AMPS) VR REVERSE VOLTAGE (VOLTS) Figure 4. Power DissipationFigure 5. Typical CapacitanceNOTE 5 — MOUNTING DATA Data shown for thermal resistance junction−to−ambient (RqJA) for the mountings shown is to be used as typical guideline values for preliminary engineering, or in case the tie point temperature cannot be measured. TYPICAL VALUES FORR q JA IN STILL AIRLead Length, L (in)MountingMethod1/81/41/23/4R q JA 1 50 51 53 55 °C/W 2 58 59 61 63 °C/W 3 28 °C/W Mounting Method 1Mounting Method 2 P.C. Board where available Vector Push−In copper surface is small. Terminals T−28 LLLL ÉÉÉÉÉÉÉÉÉÉÉÉÉ ÉÉÉÉÉÉÉÉÉÉÉ ÉÉÉÉÉÉÉÉÉÉÉ Mounting Method 3 P.C. Board with 2−1/2″ X 2−1/2″ copper surface. ÉÉ L = 1/2’’ ÉÉ ÉÉ ÉÉ ÉÉ Board Ground Plane ÉÉ ÉÉ http://onsemi.com3