mmsta55/mmsta56 pnp small signal surf ace mount transistor features ? epitaxial planar die construction ? complementary npn type available (mmsta05/mmsta06) ? ideal for low power amplification and switching ? ultra-small surface mount package ? lead free/rohs compliant (note 2) ? "green" device (note 3 and 4) mechanical data ? case: sot-323 ? case material: molded plastic, "green" molding compound, note 4. ul flammability classification rating 94v-0 ? moisture sensitivity: level 1 per j-std-020c ? terminal connections: see diagram ? terminals: solderable per mil-std-202, method 208 ? lead free plating (matte tin finish annealed over alloy 42 leadframe). ? mmsta55 marking k2h, k2g (see page 3) ? mmsta56 marking k2g (see page 3) ? ordering & date code information: see page 3 ? weight: 0.006 grams (approximate) sot-323 dim min max a 0.25 0.40 b 1.15 1.35 c 2.00 2.20 d 0.65 nominal e 0.30 0.40 g 1.20 1.40 h 1.80 2.20 j 0.0 0.10 k 0.90 1.00 l 0.25 0.40 m 0.10 0.18 0 8 all dimensions in mm e b c a m j l ed b c h k g be c maximum ratings @t a = 25c unless otherwise specified characteristic symbol mmsta55 mmsta56 unit collector-base voltage v cbo -60 -80 v collector-emitter voltage v ceo -60 -80 v emitter-base voltage v ebo -4.0 v collector current - continuous (note 1) i c -500 ma power dissipation (note 1) p d 200 mw thermal resistance, junction to ambient (note 1) r ja 625 c/w operating and storage temperature range t j , t stg -55 to +150 c notes: 1. device mounted on fr-4 pcb, 1 inch x 0.85 inch x 0. 062 inch; pad layout as shown on diodes inc. suggested pad layou t document ap02001, which can be found on our website at http://www.diodes.com/ datasheets/ap02001.pdf. 2. no purposefully added lead. 3. diodes inc.'s "green" policy can be found on our w ebsite at http://www.diodes.com /products/lead_free/index.php. 4. product manufactured with date code 0627 (week 27, 2006) and newer are built with green molding compound. product manufac tured prior to date code 0627 are built with non-green molding com pound and may contain halogens or sb2o3 fire retardants. ds30167 rev. 10 - 2 1 of 3 www.diodes.com mmsta55/mmsta56 ? diodes incorporated
electrical characteristics @t a = 25c unless otherwise specified characteristic symbol min max unit test condition off characteristics (note 5) collector-base breakdown voltage mmsta55 mmsta56 v (br)cbo -60 -80 ? v i c = -100 a, i e = 0 collector-emitter breakdown voltage mmsta55 mmsta56 v (br)ceo -60 -80 ? v i c = -1.0ma, i b = 0 emitter-base breakdown voltage v (br)ebo -4.0 ? v i e = -100 a, i c = 0 collector cutoff current mmsta55 mmsta56 i cbo ? -100 na v cb = -60v, i e = 0 v cb = -80v, i e = 0 collector cutoff current mmsta55 mmsta56 i cex ? -100 na v ce = -60v, i bo = 0v v ce = -80v, i bo = 0v on characteristics (note 5) dc current gain h fe 100 ? ? i c = -10ma, v ce = -1.0v i c = -100ma, v ce = -1.0v collector-emitter saturation voltage v ce(sat) ? -0.25 v i c = -100ma, i b = -10ma base-emitter saturation voltage v be(sat) ? -1.2 v i c = -100ma, v ce = -1.0v small signal characteristics current gain-bandwidth product f t 50 ? mhz v ce = -1.0v, i c = -100ma, f = 100mhz notes: 5. short duration pulse test used to minimize self-heating effect. 0 50 25 50 75 100 125 150 175 200 p , p o we r dissi p a t i o n (mw) d t , ambient temperature (c) fig. 1, max power dissipation vs. ambient temperature a 100 150 200 0 0 0.05 0.10 0.15 0.20 0.25 11 0 100 1,000 v, c o lle c t o r t o emi t t e r saturation voltage (v) ce(sat) i , collector current (ma) fig. 2, collector emitter saturation voltage vs. collector current c i i c b = 10 t = -50c a t = 25c a t = 150c a 10 1,000 100 1 10 1,000 100 h, d c c u r r en t g ain fe i , collector current (ma) fig. 3, dc current gain vs. collector current c t = -50c a t = 25c a t = 150c a v = 5v ce 1 0.1 0.1 10 100 v , base emi t t e r v o l t a g e (v) be(on) i , collector current (ma) fig. 4 base emitter voltage vs. collector current c 0.2 0.3 0.4 0.6 0.5 0.8 0.7 0.9 1.0 v = 5v ce t = 25c a t = -50c a t = 150c a ds30167 rev. 10 - 2 2 of 3 www.diodes.com mmsta55/mmsta56 ? diodes incorporated
1 10 100 11 0 i , collector current (ma) fig. 5 gain bandwidth product vs. collector current c f, 1 0 0 g ain bandwidt h p r o d u c t (m h z) t v = 5v ce ordering information (notes 4 and 6) device packaging shipping mmsta55-7-f sot-323 3000/tape & reel mmsta56-7-f sot-323 3000/tape & reel notes: 6. for packaging details, go to our w ebsite at http://www.diodes .com/datasheets/ap02007.pdf. marking information k2x ym k2x = product type marking code, e.g. k2h = mmsta55 ym = date code marking y = year ex: n = 2002 m = month ex: 9 = september date code key year 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 code j k l m n p r s t u v w x y z month jan feb mar apr may jun jul aug sep oct nov dec code 1 2 3 4 5 6 7 8 9 o n d important notice diodes incorporated and its subsidiaries rese rve the right to make modifications, enhanc ements, improvements, corrections or ot her changes without further notice to any product herein. diodes incorporat ed does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its paten t rights, nor the rights of others. the user of products in such applications shall assume all risks of such use and will agree to hold diodes inco rporated and all the companies whose products ar e represented on our website, harmless against all damages. life support diodes incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the president of diodes incorporated. ds30167 rev. 10 - 2 3 of 3 www.diodes.com mmsta55/mmsta56 ? diodes incorporated
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