surmount tm pin diodes MA4SPS421, MA4SPS422 m/a - com inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without noti ce. m/a - com makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose , nor does m/a - com assume any liability whatsoever arising out of the use or application of any product(s) or information. ? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macom.com for additional data sheets and product information. 1 v2 MA4SPS420 series dimensions features surface mount 100 m i - region length device no wirebonds required rugged silicon - glass construction silicon nitride pas sivation polymer scratch protection low parasitic capacitance and inductance higher average and peak power handling descripti on and applications this device is a silicon - glass pin diode chip fabricate d with m/a - com?s patented hmic tm process. this devic e features two silicon pedestals embedded in a low loss, low dispersion glass. the diode is formed on the top of one pedestal an d connections to the backside of the device are facilitated by making the pedestal sidewalls electrically conductive. selective backside metallization is applied producing a surface mount device. this vertical topology provides for exceptional heat transf er. the topside is fully encapsulated with silicon nitride and has an additional polymer layer for scratch and impact protect ion. these protective coatings prevent damage to the junction and the anode air - bridge during handling and assembly. these p ackageless devices are suitable for usage in moderate incident power ( 10 w c.w. ) or higher incident peak power ( 500 w ) serie s, shunt, or series - shunt switches. smaller parasitic inductance, 0.1to 0.2 nh, and excellent rc constant ( 0.45 ps ), make t he devices ideal for higher frequency switch elements compared to their plastic device counterparts. case style ods - 1294 (MA4SPS421) 1. backside metal: 0.1 micron s thick. 2. shaded areas indicate backside ohmic gold contacts. 3. both devices have same outline dimensions ( a to g ). dim inches millimeters min. max. min. max. a 0.040 0.0 42 1.025 1.075 b 0.021 0.023 0.525 0.575 c 0.004 0.008 0.10 2 0.203 d 0.013 0.015 0.325 0.375 e 0.011 0.013 0.275 0.325 f 0.013 0.015 0.325 0.375 g 0.019 0.021 0.475 0.525 absolute maximum ratings 1 @ ta = +25 c (unless otherwise specified) 1. operation of this device above any one of these parameters may cause permanent damage. parameter absolute maximum forward current 250 ma reverse voltage l - 2 00 v l operating temperature - 5 5 c to +1 25 c storage temperature - 5 5 c to +15 0 c dissipated power (rf & dc) 1.8 w mounting temperature +235 c for 10 seconds junction temperature +1 7 5 c case style ods - 1295 (MA4SPS422) a f e d c b g f e d c a g bottom side contacts are circuit side
surmount tm pin diodes MA4SPS421, MA4SPS422 m/a - com inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without noti ce. m/a - com makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose , nor does m/a - com assume any liability whatsoever arising out of the use or application of any product(s) or information. ? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macom.com for additional data sheets and product information. 2 v2 MA4SPS420 series electrical specifications @ + 25 c parameter symbol conditions units min. typ. max. min. typ. max MA4SPS422 capacitance c t 0 v, 1 mhz 1 pf 0.130 0.175 0.340 0.500 capacitance c t 0 v, 1 ghz 1,3 pf .08 0.14 capacitance c t - 40 volts, 1 mhz 1 pf 0.090 0.125 0.180 0.300 capacitance c t - 40 volts, 1 ghz 1,3 pf .07 0.13 resistance r s +10 ma, 1 ghz 2,3 w 6.2 3.1 forward voltage v f +10 ma v 0.900 0.950 0.840 0.900 reverse leakage current i r l - 200 v l m a l - 10 l l - 10 l input third order intercept point iip3 f 1 = 1000 mhz f 2 = 1010 mhz input power = +10 dbm i bias = +10 ma dbm +50 +50 c.w. thermal resistance r q jl i h = 0.5 a, i l = 10 ma c/w 80 70 minority carrier lifetime t l +10 ma / - 6 ma (50% - 90% v) s 5 10 MA4SPS421 1. total capacitance, c t , is equivalent to the sum of junction capacitance ,cj, and parasitic capacitance, cpar. 2. series resistance rs is equivalent to the total diode resistance : rs = rj ( junction resistance) + rc ( ohmic resistance) 3. rs and c t are measured on an hp4291a impedance analyzer with die mounted in an ods - 186 package with sn 60 / pb 40 solder. 4. steady - state r q jl measured with die mounted in an ods - 186 package with sn 60 / pb 40 solder.
surmount tm pin diodes MA4SPS421, MA4SPS422 m/a - com inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without noti ce. m/a - com makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose , nor does m/a - com assume any liability whatsoever arising out of the use or application of any product(s) or information. ? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macom.com for additional data sheets and product information. 3 v2 MA4SPS420 series handling all semiconductor chips should be handled with care to avoid damage or contamination from perspiration and skin oils. the use of plastic tipped tweezers or vacuum pickups is strongly recommended for individual components. bulk handling sho uld insure that abrasion and mechanical shock are minimized. bonding attachment to a circuit board is made simple through the u se of surface mount technology. mounting pads are conveniently located on the bottom surface of these devices and are removed f rom the active junction locations. these devices are well suited for solder attachment onto hard and soft substrates. the use o f 80 au / 20 sn or sn 60 / pb 40 solder is recommended. conductive silver epoxy for die attachment may also be used for lower inciden t power (<1 w average incident power) applications. when soldering these devices to a hard substrate, hot gas die bondin g is preferred. we re - commend utilizing a vacuum tip and force of 60 to100 grams applied normal to the top surface of the devic e. when soldering to soft substrates, it is recommended to use a lead - tin interface at the circuit board mounting pads. positio n the die so that its mounting pads are aligned with the circuit board mounting pads and reflow the solder by heating the circui t trace near the mounting pad while applying 60 to 100 grams of force perpendicular to the top surface of the die. the solder joint must not be made one at a time, creating un - equal heat flow and thermal stress. solder reflow should not be pe r formed by causing heat to flow through the top surface of the die. since the hmic glass is transparent, the edges of the mountin g pads closest to each other can be visually inspected through the die after attach is completed. a typical profile for a sn 60 / pb 40 soldering process is provided in application note, ? m538 ? , ? surface mounting instructions ? on the ma - com website w ww.macom.com.
surmount tm pin diodes MA4SPS421, MA4SPS422 m/a - com inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without noti ce. m/a - com makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose , nor does m/a - com assume any liability whatsoever arising out of the use or application of any product(s) or information. ? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macom.com for additional data sheets and product information. 4 v2 MA4SPS420 series MA4SPS420 typical performance curves @ +25 c 3 rs vs. current (@ 100mhz & 1ghz) MA4SPS421 1 10 100 0.001 0.01 0.1 current (a) rs (ohms) rs vs. current (@ 100mhz & 1ghz) MA4SPS422 1 10 100 0.001 0.01 0.1 current (a) rs (ohms) ct vs voltage (@ 100mhz & 1ghz) MA4SPS421 0.0e+00 5.0e-14 1.0e-13 1.5e-13 2.0e-13 2.5e-13 3.0e-13 0 10 20 30 40 voltage (v) ct (f) 100mhz 1ghz ct vs voltage (@ 100mhz & 1ghz) MA4SPS422 0.0e+00 5.0e-14 1.0e-13 1.5e-13 2.0e-13 2.5e-13 3.0e-13 0 10 20 30 40 voltage (v) ct (f) 100mhz 1ghz rp vs voltage (@ 100mhz & 1ghz) MA4SPS421 1 10 100 1000 10000 100000 1000000 0 10 20 30 40 voltage (v) rp (ohms) 1ghz 100mhz rp vs voltage (@ 100mhz & 1ghz) MA4SPS422 1 10 100 1000 10000 100000 1000000 0 10 20 30 40 voltage (v) rp (ohms) 1ghz 100mhz
surmount tm pin diodes MA4SPS421, MA4SPS422 m/a - com inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without noti ce. m/a - com makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose , nor does m/a - com assume any liability whatsoever arising out of the use or application of any product(s) or information. ? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macom.com for additional data sheets and product information. 5 v2 MA4SPS420 series MA4SPS420 typical performance curves @ +25 c ct vs frequency (@ 0, 5 & 40v) MA4SPS421 0.0e+00 5.0e-14 1.0e-13 1.5e-13 2.0e-13 2.5e-13 3.0e-13 0.0e+00 5.0e+08 1.0e+09 1.5e+09 2.0e+09 frequency (hz) ct (f) 0v 40v ct vs frequency (@ 0, 5 & 40v) MA4SPS422 0.0e+00 5.0e-14 1.0e-13 1.5e-13 2.0e-13 2.5e-13 3.0e-13 0.0e+00 5.0e+08 1.0e+09 1.5e+09 2.0e+09 frequency (hz) ct (f) 0v 40v ls vs frequency (@ 10ma & 100ma) MA4SPS421 0.00e+00 5.00e-11 1.00e-10 1.50e-10 2.00e-10 2.50e-10 3.00e-10 0.0e+00 5.0e+08 1.0e+09 1.5e+09 2.0e+09 frequency (hz) ls (h) 100ma 10ma ls vs frequency (@ 10ma & 100ma) MA4SPS422 0.00e+00 5.00e-11 1.00e-10 1.50e-10 2.00e-10 2.50e-10 3.00e-10 0.0e+00 5.0e+08 1.0e+09 1.5e+09 2.0e+09 frequency (hz) ls (h) 100ma 10ma rs vs frequency (@ 10ma & 100ma) MA4SPS421 0 1 2 3 4 5 6 7 8 9 10 0e+0 2e+8 4e+8 6e+8 8e+8 1e+9 frequency (h) rs (ohms) 10ma 100ma rs vs frequency (@ 10ma & 100ma) MA4SPS422 0 1 2 3 4 5 6 7 8 9 10 0e+0 2e+8 4e+8 6e+8 8e+8 1e+9 frequency (h) rs (ohms) 10ma 100ma
surmount tm pin diodes MA4SPS421, MA4SPS422 m/a - com inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without noti ce. m/a - com makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose , nor does m/a - com assume any liability whatsoever arising out of the use or application of any product(s) or information. ? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macom.com for additional data sheets and product information. 6 v2 MA4SPS420 series MA4SPS421 schematic ma4sps 421 spice model pindiodemodel nlpinm1 ffe=1.0 af=1.0 kf=0.0 imax= 3.1 e+ 8 a/m^2 fc=0.5 m=0.5 vj=0.7 v cj 0 =0. 07 pf rs=0.1 ohm tau= 5 usec cmin=0. 0 6 pf rr= 11 k ohm wi= 100 um un=900 cm^2/v - sec vi=0.0 v is=1.0e - 14 a wpmax= 1. 6 w wbv= 2 6 0 v notes : rs = 2 * rvia + rp rp cp ls rvia rvia + _
surmount tm pin diodes MA4SPS421, MA4SPS422 m/a - com inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without noti ce. m/a - com makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose , nor does m/a - com assume any liability whatsoever arising out of the use or application of any product(s) or information. ? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macom.com for additional data sheets and product information. 7 v2 MA4SPS420 series MA4SPS422 schematic ma4sps 42 2 spice model pindiodemodel nlpinm1 ffe=1.0 af=1.0 kf=0.0 imax= 7.8 e+ 7 a/m^2 fc=0.5 m=0.5 vj=0.7 v cj 0 =0. 13 pf rs=0.1 ohm tau= 10 usec cmin=0. 12 pf rr= 9 k ohm wi= 100 um un=900 cm^2/v - sec vi=0.0 v is=1.0e - 14 a wpmax= 1.8 w wbv= 340 v notes : rs = 2 * rvia + rp rp cp ls rvia rvia + _
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