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| SRAF1620 THRU SRAF1660 Isolation 16.0 AMPS. Schottky Barrier Rectifiers Voltage Range 20 to 60 Volts Current 16.0 Amperes Features .185(4.7) ITO-220AC .406(10.3) .390(9.90) .13 4(3. 4)D IA . 11 3(3. 0)D IA . 112 (2. 85) . 100 (2.5 5) .173(4.4) .124(3.16) .118(3.00) Low forward voltage drop High current capability High reliability High surge current capability .2 72( 6. 9) .2 48( 6. 3) Mechanical Data Cases: ITO-220AC molded plastic Epoxy: UL 94V-O rate flame retardant Terminals: Leads solderable per MIL-STD-202, Method 208 guaranteed Polarity: As marked High temperature soldering guaranteed: O 260 C/10 seconds.25",(6.35mm) from case. Weight: 2.24 grams Mounting tarque: 5 in - 1bs. max. .0 63 (1 .6 ) MA X .161(4.1) .146(3.7) . 606(1 5.5 ) . 583(1 4.8 ) .110( 2.8) .0 98(2 .5) . 071 (1. 8) MA X . 543( 13. 8) . 512( 13. 2) 2 PIN 1 PIN 2 Case Positive . 10 0( 2 . 55) . 100 (2.5 5) Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Symbol SRAF SRAF Type Number 1620 1630 Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current See Fig. 1 Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Maximum Instantaneous Forward Voltage @16.0A Maximum D.C. Reverse Current @ Tc=25 at Rated DC Blocking Voltage @ Tc=100 Typical Thermal Resistance (Note 1) Typical Junction Capacitance (Note 2) SRAF 1640 SRAF 1650 SRAF 1660 Units V V V A A VRRM VRMS VDC I(AV) IFSM VF IR 20 14 20 30 21 30 40 28 40 16.0 275 50 35 50 60 42 60 0.55 1.0 50 4.0 0.70 V mA mA /W pF RJC Cj 850 580 Operating Junction Temperature Range TJ -65 to +125 -65 to +150 Storage Temperature Range TSTG -65 to +150 Notes: 1. Mounted on Heatsink Size of 2 in x 3 in x 0.25 in Al-Plate. 2. Measured at 1MHz and Applied Reverse Voltage of 4.0V D.C. - 162 - RATINGS AND CHARACTERISTIC CURVES (SRAF1620 THRU SRAF1660) FIG.1- MAXIMUM FORWARD CURRENT DERATING CURVE 20 FIG.2- TYPICAL REVERSE CHARACTERISTICS 10 Tj=100 0C AVERAGE FORWARD CURRENT. (A) SRAF1650-60 16 INSTANTANEOUS REVERSE CURRENT. (mA) 12 SRAF1620-40 8 1.0 Tj=75 0C .10 Tj=25 0C 4 0 0 50 CASE TEMPERATURE. ( C) o 100 150 .01 FIG.3- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 350 PEAK FORWARD SURGE CURRENT. (A) .001 300 8.3ms Single Half Sine Wave JEDEC Method 250 20 40 60 80 100 120 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) FIG.5- TYPICAL FORWARD CHARACTERISTICS 50 200 INSTANTANEOUS FORWARD CURRENT. (A) 16 20 150 -4 0 AF SR 50 1 2 5 10 20 50 100 NUMBER OF CYCLES AT 60Hz FIG.4- TYPICAL JUNCTION CAPACITANCE 4000 1.0 Tj=25oC Pulse Width=300 s 1% Duty Cycle 2000 JUNCTION CAPACITANCE.(pF) SRA 1000 800 600 400 F16 20-4 0 SR AF1 650 -60 0.1 .1 .2 .3 .4 .5 .6 .7 .8 .9 1.0 FORWARD VOLTAGE. (V) 200 100 .1 .4 1.0 4 10 40 80 100 REVERSE VOLTAGE. (V) - 163 - SR AF 10 16 100 50 -6 0 |
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