DIODE MODULE 250A/300 to 800V PH2503,PH2504,PH2508 OUTLINE DRAWING FEATURES * Isolated Base * High Surge Capability * UL Recognized, File No. E187184 TYPICAL APPLICATIONS * Rectified For General Use Maximum Ratings Parameter Repetitive Peak Reverse Voltage Non Repetitive Peak Reverse Voltage Approx Net Weight:220g Symbol VRRM VRSM Parameter Type / Grade PH2503 300 400 PH2504 400 500 Conditions Average Rectified Output Current IO(AV) RMS Forward Current IF(RMS) Surge Forward Current IFSM I Squared t Operating JunctionTemperature Range Storage Temperature Range Isoration Voltage Case mounting Mounting torque Terminals I2t Tjw Tstg Viso Ftor PH2508 800 900 V Max Rated Value Unit 250 A 390 A 5000 A 50Hz Half Sine Wave condition Tc=95°C 50 Hz Half Sine Wave,1Pulse Non-repetitive 2msec to 10msec Unit 125000 A2s -40 to +150 °C -40 to +125 °C Base Plate to Terminals, AC1min 2000 V M5 Screw 2.4 to 2.8 N•m M8 Screw 9.0 to 10.0 Electrical • Thermal Characteristics Characteristics Peak Reverse Current Peak Forward Voltage Thermal Resistance Symbol Test Conditions IRM VRM= VRRM, Tj= 150°C VFM IFM= 800A, Tj=25°C Rth(j-c) Junction to Case Base Plate to Heat Sink with Thermal Rth(c-f) Compound Max. Unit 40 1.22 0.2 0.1 mA V °C/W PH250x OUTLINE DRAWING (Dimensions in mm)