skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworks inc.com ? www.skyworksinc.com 200048k ? skyworks proprietary i nformation ? products and product informatio n are subject to change without notice ? april 25 , 2011 1 data sheet smp1321 series : low capacitance, plastic packaged pin diodes applications ? high - performance wireless switches ? wlan 802.11 a/b/g systems (smp1321 - 508) features ? capacitance: 0. 25 pf ? packages rated msl 1 , 260 c per jedec j - std - 020 description the smp1321 series of plastic packaged, surface mountable pin diode s is designed for use in high volume switch applications from 10 mhz to more than 2 ghz. the low capacitance of these diodes (0. 25 pf ) , combined with a low resistance (2.0 maximum at 10 ma), makes the smp1321 series particularly suited to high isolation, series - connected pin diode switches in battery operated circuits. the smp1321 series is available in a selection of plastic packages and a variety of configurations that include a low inductan ce sot - 23 (0.4 nh), a small footprint sc - 79, and a miniature sc - 70. the smp1321 - 508 has been specifically designed for wlan 802.11 a/b/g applications. table 1 describes the various packages and marking of the smp1321 series.
data sheet ? smp1321 series diodes skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworksinc.com ? www.skyw orksinc.com 2 april 25 , 2011 ? skywor ks proprietary i nformation ? products and product informatio n are subject to change without notice ? 200048k table 1. smp1321 series packaging and marking single common anode common cathode series pair low inductance single single anti - parallel sot - 23 sot - 23 sot - 23 sot - 23 sot - 23 sod - 323 green? sc - 79 green? lga green? smp1321 - 001 marking: pm1 smp1321 - 003 marking: pm9 smp1321 - 004 marking: pm3 smp1321 - 005 marking: pm2 smp1321 - 007 marking: pmb smp1321 - 508 pb - free marking: h smp1321 - 001lf green? marking: rm1 smp1321 - 003lf green? marking: rm9 smp1321 - 004lf green? marking: rm3 smp1321 - 005lf green? marking: rm2 smp1321 - 007lf green? marking: rmb smp1321 - 011lf marking: rm smp1321 - 079lf marking: cathode l s = 1.5 nh l s = 1.5 nh l s = 1.5 nh l s = 1.5 nh l s = 0.4 nh l s = 1.5 nh l s = 0.7 nh l s = 0.6 nh sc - 70 sc - 70 sc - 70 smp1321 - 073 marking: pm9 smp1321 - 074 marking: pm2 smp1321 - 075 marking: pmb smp1321 - 073lf green? marking: rm9 smp1321 - 074lf green? marking: rm2 smp1321 - 075lf green? marking: rm2 l s = 1.4 nh l s = 1.4 nh l s = 1.4 nh the pb- free symbol or lf in the part number denotes a lead - free, rohs - compliant packag e unless otherwise noted as green?. tin/lead (sn/pb) packaging is not recommended for new designs . innovation to go? select linear products (indicated by ) now available for purchase online. smp1321 - 007 for the - 007 configuration of the sot - 23 package, the package inductance is effectively reduced to 0.4 nh compared to the 1.5 nh value of the standard configuration. this lower inductance is particularly beneficial when the diodes are used as shunt connected switches at frequencies higher than 500 mhz in which inductance is the pr imary limitation on maximum switch isolation. to achieve the effective 0.4 nh, the sot - 23 package must be inserted in the microstrip circuit board with a gap in the trace, as shown in figure 1. because of the polarity of the diode junction, this low induct ance feature is realizable only with the cathode connected to ground. figure 1. sot - 23 package trace gap electrical and mechanical specifications the part number and configuration for the smp1321 series are provided in table 1. the absolute maximum ratin gs of the smp1321 series are provided in table 2. electrical specifications are provided in table 3. resistance versus temperature measurements are provided in table 4. typical performance characteristics of the smp1321 series are illustrated in figures 2 to 5 . package dimensions are shown in figures 6 to 14 (even numbers), and tape and reel dimensions are provided in figures 7 to 15 (odd numbers). package and handling information instructions on the shipping container label regarding exposure to moisture a fter the container seal is broken must be followed. otherwise, problems related to moisture absorption may occur when the part is subjected to high temperature during solder assembly. the smp1321 series is rated to moisture sensitivity level 1 (msl1) at 26 0 c. it can be used for lead or lead - free soldering. for additional information, refer to the skyworks application note, solder reflow information , document number 200164 . care must be taken when attaching this product, whether it is done manually or in a production solder reflow environment. production quantities of this product are shipped in a standard tape and reel format.
data sheet ? smp1321 series diodes skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworksi nc.com ? www.skyworksinc.com 200048k ? skyworks proprietary information ? products and product informatio n are subject to change without notice ? april 25 , 2011 3 table 2. smp1321 series absolute maximum ratings parameter symbol minimum maximum units reverse voltage v r 100 v power dissipation @ 25 c lead temperature p d 250 mw storage temperature t stg C 65 +150 c operating temperature t a C 65 +150 c note: exposure to maximum rating conditions for extended periods may reduce device reliability. there is no damage to device with only one parameter set at the limit and all other parameters set at or below their nominal value. exceeding any of the limits listed here may result in permanent damage to the device. caution a t i t inc a table 3. smp1321 s eries electrical specifications (note 1) (t a = +25 c , unless otherwise noted) parameter symbol test condition min typical max units reverse current i r v r = 10 0 v 10 a capacitance (note 2) c t f = 1 mhz, v = 30 v 0. 25 pf resistance r s f = 100 mhz i = 1 ma i = 10 ma 3 2 forward voltage v f i f = 10 ma 0.85 v carrier lifetime ti i f = 10 ma 0.4 s i region width 15 m note 1: performance is guaranteed only under the conditions listed in this table. note 2: c t is 0.4 pf maximum for the smp1321 - 007. table 4. resistance vs temperature @ 500 mhz i f (ma) r s @ C 55 p c ( 8 r s @ C 15 p c ( 8 r s @ +25 p c ( 8 r s @ +65 p c ( 8 r s @ +100 p c ( 8 0.02 47.4 50.0 56.3 61.5 65.1 0.10 12.0 12.6 13.9 15.4 16.4 0.3 5.2 5.4 5.8 6.4 6.9 0.5 3.6 3.8 4.1 4.5 4.8 1.0 2.4 2.5 2.6 2.8 3.1 10 1.03 1.04 1.04 1.07 1.15 20 0.871 0.888 0.873 0.889 0.956 100 0.669 0.659 0.642 0.645 0.695
data sheet ? smp1321 series diodes skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworksinc.com ? www.skyw orksinc.com 4 april 25 , 2011 ? skywor ks proprietary i nformation ? products and product informatio n are subject to change without notice ? 200048k typical performance characteristics figure 2. series resistance vs current @ 100 mhz figure 4. capacitance vs reverse voltage figure 3. dc characteristics figure 5. conductance vs frequency and reverse voltage
data sheet ? smp1321 series diodes skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworksi nc.com ? www.skyworksinc.com 200048k ? skyworks proprietary information ? products and product informatio n are subject to change without notice ? april 25 , 2011 5 figure 6. lga package dimensions figure 7. lga tape and reel dimensions
data sheet ? smp1321 series diodes skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworksinc.com ? www.skyw orksinc.com 6 april 25 , 2011 ? skywor ks proprietary i nformation ? products and product informatio n are subject to change without notice ? 200048k figure 8 . sc- 70 package dimension drawing figure 9. sc - 70 tape and reel dimensions
data sheet ? smp1321 series diodes skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworksi nc.com ? www.skyworksinc.com 200048k ? skyworks proprietary information ? products and product informatio n are subject to change without notice ? april 25 , 2011 7 figure 10 . sc- 79 package dimension drawing figure 11. sc - 79 tape and reel dimensions
data sheet ? smp1321 series diodes skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworksinc.com ? www.skyw orksinc.com 8 april 25 , 2011 ? skywor ks proprietary i nformation ? products and product informatio n are subject to change without notice ? 200048k figure 12 . sod - 323 package dimension drawing figure 13. sod - 323 tape and reel dimensions
data sheet ? smp1321 series diodes skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworksi nc.com ? www.skyworksinc.com 200048k ? skyworks proprietary information ? products and product informatio n are subject to change without notice ? april 25 , 2011 9 figure 14. sot - 23 package dimension drawing figure 15. sot - 23 tape and reel dimensions
data sheet ? smp1321 series diodes skyworks solutions, inc. ? phone [781] 376 - 3000 ? fax [781] 376 - 3100 ? sales@skyworksinc.com ? www.skyw orksinc.com 10 april 25 , 2011 ? skywor ks proprietary i nformation ? products and product informatio n are subject to change without notice ? 200048k copyright ? 2002- 2007, 2009 , 2010 , 2011 skyworks solutions, inc. all rights reserved. information in this document is provided in connection with skyworks solutions, inc. (skyworks) products or services. these materials, including the information contained herein, are provided by skyworks as a service to its customers and may be used for informational purposes only by the customer. skyworks assumes no r esponsibility for errors or omissions in these materials or the informa tion contained herein. skyworks may change its documentation, products, services, specifications or product descriptions at a ny time, without notice. skyworks makes no commitment to update the materials or information and shall have no responsibility whats oever for conflicts, incompatibilities, or other difficulties arising from any future changes. no license, whether express, implied, by estoppel or otherwise, is granted to any intellectual property rights by this docume nt. skyworks assumes no liability fo r any materials, products or information provided hereunder, including the sale, distribution, reproduction or use of skyworks products, information or ma terials, except as may be provided in skyworks terms and conditions of sale. the materials, products a nd information are provided as is without warranty of any kind, whether express, implied, statutory, or otherwise, includin g fitness for a particular purpose or use, merchantability, performance, quality or non - infringement of any intellectual property r ight; all such warranties are hereby expressly disclaimed. skyworks does not warrant the accuracy or completeness of the information, text, graphics or other items containe d within these materials. skyworks shall not be liable for any damages, including bu t not limited to any special, indirect, incidental, statutory, or consequential damages, including without limitation, lost revenues or lost profits that may result from the use of the materials or information, whether or not the recipient of m aterials has been advised of the possibility of such damage. skyworks products are not intended for use in medical, lifesaving or life - sustaining applications, or other equipment in which the failure of the skyworks products could lead to personal injury, death, physi cal or environmental damage. skyworks customers using or selling skyworks products for use in such applications do so at thei r own risk and agree to fully indemnify skyworks for any damages resulting from such improper use or sale. customers are responsibl e for their products and applications using skyworks products, which may deviate from published specifications as a result of design defects, errors, or operation of products outside of published parameters or design specifications. customers should includ e design and operating safeguards to minimize these and other risks. skyworks assumes no liability for applications assistance, customer product design, or damage to any equipment resulting from the use of skyworks products outs ide of stated published spec ifications or parameters. skyworks, the skyworks symbol, and breakthrough simplicity are trademarks or registered trademarks of skyworks solutions, i nc., in the united states and other countries. third - party brands and names are for identification purpos es only, and are the property of their respective owners. additional information, including relevant terms and conditions, po sted at www.skyworksinc.com, are incorporated by reference.
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