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| DISH AUTOMOTIVE RECTIFIER DR251 THRU DR256 DRS251 THRU DRS256 TECHNICAL SPECIFICATION FEATURES * * * * * VOLTAGE RANGE CURRENT 100 to 400 Volts 25.0 Amperes DR-35 DRS-35 Low Leakage Low forward voltage drop High current capability High forward surge current capacity Glass passivated chip Positive: 19.0 0.5 Negative: 23.0 0.5 1.5 0.05 1.5 0.05 Positive: 19.0 0.5 Negative: 23.0 0.5 MECHANICAL DATA * * * * * Technology: vacuum soldered Case: Copper case Polarity: As marked of case bottom Lead: Plated Ni lead, solderable per MIL-STD-202E method 208C Weight: 0.032 ounces, 0.9 grams (DRS) 0.035 ounces, 1.0 grams (DR) 8.4 0.2 2.2 9.5 0.2 2.2 7.0 0.2 8.4 0.2 Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS * * * Ratings at 25 ambient temperature unless otherwise specified Single Phase, half wave, 60HZ, resistive or inductive load For capacitive load derate current by 20% SYMBOLS DR251 DRS251 100 70 100 DR252 DRS252 200 140 200 DR253 DRS253 300 210 300 25 DR254 DRS254 400 280 400 DR256 DRS256 600 420 600 UNIT Volts Volts Volts Amps Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current, At Tc=105 Peak Forward Surge Current 3.3mS single half sine wave superimposed on Rated load (JEDEC method) Rating for fusing (t8.3ms) Maximum instantaneous Forward Voltage at 100A Maximum DC Reverse Current at Rated TA=25 DC Blocking Voltage Typical Thermal Resistance Operating and Storage Temperature Range TA=100 VRRM VRMS VDC IO IFSM I2t VF IR RJC TJ,TSTG 400 664 1.10 5.0 300 1.0 (-65 to +175) Amps A2S Volts UA /W Notes: 1. Enough heatsink must be considered in application. E-mail: sales@cnmic.com Web Site: www.cnmic.com DISH AUTOMOTIVE RECTIFIER DR251 THRU DR256 DRS251 THRU DRS256 VOLTAGE RANGE CURRENT 100 to 400 Volts 25.0 Amperes RATINGS AND CHARACTERISTIC CURVES F1G.1 TYPICAL FORWARD CURRENT DERATING GURVE AVERAGE FORWARD CURRENT, (A) DR251 THRU DR256 DRS251 THRU DRS256 F1G.2 MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT,(A) 600 8.3ms Single Half Sine-Wave 500 400 300 200 100 1 Cycle (JEDEC Method) Tj=Tj max 40 30 20 10 0 0 25 50 75 100 125 150 175 Single Phase Half Wave 60Hz Resistive or Inductive Load 0.375(9.5mm) Lead Length AMBIENT TEMPERATURE, () 1 2 4 6 8 10 20 40 60 80 100 NUMBER OF CYCLES AT 60 Hz F1G.3 TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 1000 F1G.4 FORWARD ROWER DISSIPATION AVERAGE POWER DISSIPATION (W) 80 INSTANTANEOUS FORWARD CURRENT, (A) 100 50 SQUARE WAVE DC 30 10 T1=25 PULSE WIDTH=300S 1%DUTY CYCLE 1.0 0 0 20 30 40 50 60 AVERAGE FORWARD CURRENT, (A) 0.1 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 INSTANTANEOUS FORWARD VOLTAGE,(V) E-mail: sales@cnmic.com Web Site: www.cnmic.com |
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