MMBT5551 document number: ds30061 rev. 11 - 2 1 of 4 www.diodes.com august 2008 ? diodes incorporated MMBT5551 npn small signal surface mount transistor features ? epitaxial planar die construction ? complementary pnp type available (mmbt5401) ? ideal for low power amplification and switching ? lead, halogen and antimony free, rohs compliant ? "green" device (notes 2 and 3) mechanical data ? case: sot-23 ? case material: molded plastic. ul flammability classification rating 94v-0 ? moisture sensitivity: level 1 per j-std-020d ? terminal connecti ons: see diagram ? terminals: solderable per mil-std-202, method 208 ? lead free plating (matte tin finish annealed over alloy 42 leadframe). ? marking information: see page 3 ? ordering information: see page 3 ? weight: 0.008 grams (approximate) e b c device schematic top view maximum ratings @t a = 25c unless otherwise specified characteristic symbol value unit collector-base voltage v cbo 180 v collector-emitter voltage v ceo 160 v emitter-base voltage v ebo 6.0 v collector current - continuous (note 1) i c 600 ma thermal characteristics characteristic symbol value unit power dissipation (note 1) p d 300 mw thermal resistance, junction to ambient (note 1) r ja 417 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.di odes.com/datas heets/ap02001.pdf. 2. no purposefully added lead. halogen and antimony free. 3. product manufactured with data c ode v9 (week 33, 2008) and newer are built wi th green molding compound. product manufactured prior to date code v9 are built with non-green molding compound and may contain halogens or sb 2 o 3 fire retardants.
MMBT5551 electrical characteristics @t a = 25c unless otherwise specified characteristic symbol min max unit test condition off characteristics (note 4) collector-base breakdown voltage v (br)cbo 180 ? v i c = 100 a, i e = 0 collector-emitter breakdown voltage v (br)ceo 160 ? v i c = 1.0ma, i b = 0 emitter-base breakdown voltage v (br)ebo 6.0 ? v i e = 10 a, i c = 0 collector cutoff current i cbo ? 50 na a v cb = 120v, i e = 0 v cb = 120v, i e = 0, t a = 100 c emitter cutoff current i ebo ? 50 na v eb = 4.0v, i c = 0 on characteristics (note 4) dc current gain h fe 80 80 30 ? 250 ? ? i c = 1.0ma, v ce = 5.0v i c = 10ma, v ce = 5.0v i c = 50ma, v ce = 5.0v collector-emitter saturation voltage v ce(sat) ? 0.15 0.20 v i c = 10ma, i b = 1.0ma i c = 50ma, i b = 5.0ma base-emitter saturation voltage v be(sat) ? 1.0 v i c = 10ma, i b = 1.0ma i c = 50ma, i b = 5.0ma small signal characteristics output capacitance c obo ? 6.0 pf v cb = 10v, f = 1.0mhz, i e = 0 small signal current gain h fe 50 250 ? v ce = 10v, i c = 1.0ma, f = 1.0khz current gain-bandwidth product f t 100 300 mhz v ce = 10v, i c = 10ma, f = 100mhz noise figure nf ? 8.0 db v ce = 5.0v, i c = 200 a, r s = 1.0k , f = 1.0khz notes: 4. short duration pulse test used to minimize self-heating effect. 0 50 100 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 power dissipation vs. ambient temperature a 150 200 250 300 350 400 0 1 10 1,000 100 1 10 100 h, d c c u r r e n t g ai n fe i , collector current (ma) fig. 2 typical dc current gain vs. collector current c v = 5v ce t = 150c a t = 25c a t = -50c a MMBT5551 document number: ds30061 rev. 11 - 2 2 of 4 www.diodes.com august 2008 ? diodes incorporated
MMBT5551 0.04 0.05 0.06 0.07 0.08 0.09 0.15 0.14 0.13 0.12 0.11 0.10 1 10 100 1,000 v, c o lle c t o r -emi t t e r saturation voltage (v) ce(sat) i , collector current (ma) fig. 3 typical collector-emitter saturation voltage vs. collector current c 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 0.1 1 10 100 v , base-emi t t e r t u r n- o n v o l t a g e (v) be(on) i , collector current (ma) fig. 4 typical base-emitter turn-on voltage vs. collector current c v = 5v ce t = 150c a t = 25c a t = -50c a 1 10 1,000 100 1 10 100 f, g ai n -ba n dwid t h p r o d u c t (m h z) t i , collector current (ma) fig. 5 typical gain-bandwidth product vs. collector current c v = 5v ce ordering information (note 5) part number case packaging MMBT5551-7-f sot-23 3000/tape & reel notes: 5. for packaging det ails, go to our website at http://www.di odes.com/datasheets/ap02007.pdf . marking information k4n ym k4n = product type marking code 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 2013 2014 2015 code j k l m n p r s t u v w x y z a b c 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 MMBT5551 document number: ds30061 rev. 11 - 2 3 of 4 www.diodes.com august 2008 ? diodes incorporated
MMBT5551 document number: ds30061 rev. 11 - 2 4 of 4 www.diodes.com august 2008 ? diodes incorporated MMBT5551 package outline dimensions suggested pad layout important notice diodes incorporated and its subsidiaries rese rve the right to make modifications, enhancements, 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 patent rights, nor the ri ghts 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 are represented on our website, harmless against all damages. life support diodes incorporated products are not authoriz ed for use as critical components in life support devices or systems without the e xpressed written approval of the president of diodes incorporated. a m j l d f b c h k g k1 sot-23 dim min max typ a 0.37 0.51 0.40 b 1.20 1.40 1.30 c 2.30 2.50 2.40 d 0.89 1.03 0.915 f 0.45 0.60 0.535 g 1.78 2.05 1.83 h 2.80 3.00 2.90 j 0.013 0.10 0.05 k 0.903 1.10 1.00 k1 - - 0.400 l 0.45 0.61 0.55 m 0.085 0.18 0.11 0 8 - all dimensions in mm x e y c z dimensions value (in mm) z 2.9 x 0.8 y 0.9 c 2.0 e 1.35
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