MMB2505W THRU MMB2510W DC COMPONENTS CO., LTD. R RECTIFIER SPECIALISTS TECHNICAL SPECIFICATIONS OF SINGLE-PHASE SILICON BRIDGE RECTIFIER VOLTAGE RANGE - 50 to 1000 Volts CURRENT - 25 Amperes FEATURES * Metal case for Maximum Heat Dissipation * Diffused Junction * High current capability MMB-25W * Surge overload ratings - 400 Amperes * Low forward voltage drop .500 (12.7) * High Reliability TYP. .310(7.9) .290(7.4) MECHANICAL DATA .591 MAX. (15.0) * Case: Metal case, electrically isolated .042(1.1) .038(1.0) * Epoxy: UL 94V-0 rate flame retardant * Lead: MIL-STD-202E, Method 208 guaranteed * Polarity: As marked 1.142(29.0) 1.102(28.0) * Mounting position: Any HOLE FOR NO. 8 SCREW * Weight: 25 grams approx. AC .732(18.6) .692(17.6) AC 1.142(29.0) .468(11.9) 1.102(28.0) .429(10.9) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 o C ambient temperature unless otherwise specified. .732(18.6) .692(17.6) Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. Dimensions in inches and (millimeters) SYMBOL MMB 2505W MMB 251W MMB 252W MMB 254W MMB 256W MMB 258W MMB 2510W UNITS Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 400 600 800 1000 Volts Maximum RMS Bridge Input Voltage VRMS 35 70 140 280 420 560 700 Volts Maximum DC Blocking Voltage VDC 50 100 200 400 600 800 1000 Maximum Average Forward Rectified Output Current at Tc = 55oC Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method) Maximum Forward Voltage Drop per element at 12.5A DC Maximum DC Reverse Current at Rated @T A = 25 oC DC Blocking Voltage per element @T A = 100 oC 2 25 Amps I FSM 400 Amps VF 1.1 Volts IR 10 500 I t Rating for Fusing (t<8.3ms) 2 I t 374 Typical Junction Capacitance (Note1) CJ 300 Typical Thermal Resistance (Note 2) R θJ C 2.5 T J, T STG -55 to +150 Operating and Storage Temperature Range NOTES : 1.Measured at 1 MHZ and applied reverse voltage of 4.0 volts 2.Thermal Resistance from Junction to Case per leg. Volts IO µAmps A 2 Sec pF 0 C/W 0 C RATING AND CHARACTERISTIC CURVES (MMB2505W THRU MMB2510W) 500 400 8.3ms Single Half Sine-Wave (JEDEC Mathod) 300 200 100 0 1 2 5 10 20 50 100 FIG. 2 - TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD OUTPUT CURRENT, (A) PEAK FORWARD SURGE CURRENT, (A) FIG. 1 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 25 20 15 10 Single Phase Half Wave 60Hz Inductive or Resistive Load 5 0 50 TJ=25oC 10 Pulse Width=300ms 1% Duty Cycle 1 .6 .7 .8 .9 1.0 1.1 1.2 INSTANTANEOUS FORWARD VOLTAGE, (V) 1.3 10 1.0 .1 TJ=25oC .01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) DC COMPONENTS CO., LTD. R 150 FIG. 4 - TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, (µA) INSTANTANEOUS FORWARD CURRENT, (A) FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 100 .1 100 CASE TEMPERATURE, (oC) NUMBER OF CYCLES AT 60Hz