MA8334 series high power multi-throw pin diode switch modules v4 ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.43537383 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. advanced: data sheets contain information regarding a product m/a-com technology solutions is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com technology solutions has under development. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. 1 features ? spdt and sp3t series diode designs ? low intermodulation distortion, 80 dbc ? high average power, 100 w ? wide bandwidth, 10 mhz to 1000 mhz ? low insertion loss ? high isolation ? rohs compliant description and applications m/a-com technology solutions MA8334 series of multi-throw high power switch modules are spdt and sp3t devices intended for use from 10 mhz to 1000 mhz. they are designed to function with an input power of 100 watts, cw, into a 50 ? load with a nominal source vswr of 1.3:1. these switch modules are constructed using advanced hybrid technology and utilize pin diode chips that have been optimized for low loss and high reliability. these switch modules make use of m/a-com tech?s, high voltage, cermachip? pin diode chip distinguished by its low thermal resistance and low intermodulation distortion. applications for the MA8334 switch modules include 100w incident power t/r antenna and diversity switches. typical bias conditions for nominal switch operation are +50ma @ +1v for the low loss condition and -100v @ 0 ma for isolation. absolute maximum ratings 1 1. operation of this device abov e any one of these parameters may cause permanent damage. parameter absolute maximum reverse voltage voltage rating per diode operating temperature -65 c to +125 c storage temperature -65 c to +150 c power dissipation 5 w @ + 25 c . derated to 0 w @ + 125 c . junction temperature +175 c forward current + 250 ma per diode circuit for common cathode biasing internal wiring diagram recommended d.c. bias : low loss: +50 ma @+ 1v, isolation:-100v @ 0ma ma 8334 -004 ma 8334 -001 s2 s3 s4 s4 s2 s3 s1
MA8334 series high power multi-throw pin diode switch modules v4 ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.43537383 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. advanced: data sheets contain information regarding a product m/a-com technology solutions is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com technology solutions has under development. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. 2 note: specifications subject to change without notification performance data model number case style maximum 3 cw input power (watts) switch type frequency range (mhz) minimum isolation 1,2 (db) maximum insertion loss 1,2 (db) diode voltage rating (volts) MA8334-001 844-001 100 spdt 10-1000 24 0.35 900 MA8334-004 844-004 100 sp3t 10-1000 24 0.35 900 nominal carrier lifetime 4 tl (s) 8 8 specifications @ t a =+25c 1) for the MA8334-001 and the MA8334-004 switches, the small signal insertion loss and isolation measurements are performed at 450 mhz with the ?on? port forward biased @ +50ma, +1v and the ?off? port reverse biased at 0v, 0ma. for (100w) high signal conditions, the ?on ? port is forward biased @ +50ma, +1v and the ?off? port is reverse biased at ?100v, 0ma. 2) maximum small signal vswr for all switches is 1.35:1 with source and load vswr < 1.05 :1 in 50 ? system at 450 mhz 3) nominal thermal resistance for each diode is 20c/w. 4) bias conditions +10ma/-6ma performance notes:
MA8334 series high power multi-throw pin diode switch modules v4 ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.43537383 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. advanced: data sheets contain information regarding a product m/a-com technology solutions is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com technology solutions has under development. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. 3 case dimensions case style 844-001 case style 844-004 dim. inches min. max. min. max. a .970 .980 24.6 24.9 b .245 .255 6.22 6.48 c .485 .495 12.3 12.6 d .720 .730 18.3 18.5 e .250 .292 6.35 7.42 f .155 .182 3.94 4.62 g .400 .420 10.2 10.7 h .090 .110 2.29 2.79 j .045 .055 1.14 1.40 k .005 .007 .127 .178 mm dim. inches min. max. min. max. a .970 .980 24.6 24.9 b .245 .255 6.22 6.48 c .485 .495 12.3 12.6 d .720 .730 18.3 18.5 e .250 .292 6.35 7.42 f .155 .182 3.94 4.62 g .400 .420 10.2 10.7 h .090 .110 2.29 2.79 j .045 .055 1.14 1.40 k .005 .007 .127 .178 mm
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