SEMTECH CORPORATION __ 652 Mitchell Road, Newbury Park, California 91320 (805) 498-2111, (213) 628-5392 / TWX: 910-336-1264 ALPAC SR. SILICON BRIDGE RECTIFIERS Semtech offers a wide choice of high current silicon bridge rectifiers for military and industrial applications. Leading the Alpac Sr. family of heavy-duty products, these bridge rectifiers incorporate high-performance, solid, double tungstaloid pin, silicon junctions, insulated terminals, and light weight, easy-to-mount aluminum cases. Aluminum cases also provide maximum thermal conductivity. Alpac Sr. bridges are designed for utilization in power supplies, AC to DC converters and motor control circuits. HIGH CURRENT 189 DIA. -203 DIA, 87 1.75 =1O0MAK 10 etl Peak eee Inverse : Type Voltage Per-Leg Volts ic 25C 1FWB SCASO5A 50 35 150 80 20 300 750 MB5 SCASI1A 100 70 150 80 20 300 750 MB5 SCAS2A 200 140 150 80 20 300 750 MB5 SCAS3A 300 210 150 80 20 300 750 MB5 a SCAS4A 400 280 150 80 20 300 750 MB5 | SCAS6A 600 420 150 80 20 300 750 MB5 342WBA 2.125 SC3HASO5A* 50 35 250 130 10 150 750 MB5 : SC3HAS1A* 100 70 250 130 10 150 750 MB5 SC3HAS2A* 200 140 250 130 10 150 750 MB5 I SC3HAS3A* 300 210 250 130 10 150 750 MB5 SC3HAS4A* 400 280 250 130 10 150 750 MB5 SC3HAS6A* 600 420 250 130 10 150 750 MB5 3@FWB A = LOMAX.-- - 1.0 SC3ASO5A 50 35 190 100 30 450 750 MB5 201 OIA, 189 DIA. SC3AS1A 100 70 190 100 30 450 750 MB5 SC3AS2A 200 140 190 100 30 450 750 MB5 SC3AS3A 300 210 190 100 30 450 750 MB5 SC3AS4A 400 280 190 100 30 450 750 MB5 SC3AS6A 600 420 190 100 30 450 750 MB5 * Indicate polarity when ordering. t Case Temperature. ALSO AVAILABLE IN FAST RECOVERY P Positive Output. N Negative Output Operating and Storage Temperature 55C to +150C. 106 DOUBLERS AND CENTER TAPS Alpac Sr. doublers and center taps offer an integrated circuits approach to using QO por high power rectifiers. Designed to replace stud rectifiers and provide simple, 21 _ economical and reliable packaging. ae @ [oe Tyee Lomax: t+ 1.0 - 250 x : 207 DIA. -- 189 OIA, SCDASOSA SCPASO5A SCNASO5A SCDASIA SCPASIA SCNASIA SCDAS2A SCPAS2A 200 140 200 105 10 150 750 MB6 SCNAS2A 200 140 200 105 10 150 750 MBs SCDAS3A 300 210 200 105 10 150 750 MBG re ae 189 01K SCPAS3A 300 210 200 105 10 150 750 MBG ar SCNAS3A 300 210 200 105 10 150 750 MB6 = & SCDAS4A 400 280 200 105 10 150 750 MB6 SCPAS4A 400 280 200 105 10 150 750 MB6 175 + @ SCNAS4A 400 280 200 105 10 150 750 MBG 00 SCDAS6A 600 420 200 105 10 150 750 MB6 | ED i SCPASGA 600 420 200 105 10 150 750 MB6 ' SCNAS6A 600 420 200 105 10 150 750 MB6 76 -+ 19 -| L-1.00MAXb 40 | + Case Temperature ALSO AVAILABLE IN FAST RECOVERY Operating and Storage Temperature 55C to +150C. Maximum Thermal Impedance, junction to mounting surface, 0.2C/watt. Semtech reserves the right to change specifications without notice.