page . 1 stad-jan.13.2006 1sma5914~1sma5949 features ? for surface mounted applications in order to optimize board space. low profile package built-in strain relief glass passivated junction low inductance typical i r less than 1.0a above 12v plastic package has underwriters laboratory flammability classification 94v-o high temperature soldering : 260c /10 seconds at terminals pb free product : 99% sn above can meet rohs environment substance directive request mechanical data case: jedec do-214ac,molded plastic over passivated junction. terminals: solder plated,solderable per mil-std-750, method 2026 polarity: color band denotes positive end (cathode) standard packaging:12mm tape (eia-481) weight: 0.002 ounce, 0.064 gram surface mount silicon zener diode maximum ratings and electrical characteristics ratings at 25c ambient temperature unless otherwise specified. pwak pulse power dissipation on ta=70c (notes a) derate above 70c peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) operating and storage temperature range units notes: a.mounted on 5.0mm2 (.013mm thick) land areas. b.measured on 8.3ms, and single half sine-wave or equivalent square wave ,duty cycle=4 pulses per minute maximum. sma/do-214ac unit: inch (mm) .181(4.60) .208(5.28) .060(1.52) .096(2.44) .062(1.60) .114(2.90) .008(.203) .012(.305) .157(4.00) .188(4.80) .030(0.76) .078(2.00) .047(1.20) .098(2.50) .002(.051) .006(.152) value symbols watts mw / c 1.5 15.0 p d amps 10 i fsm c -55 to +150 t j, t stg voltage power 3.6 to 100 volts 1.5 watts
page . 2 stad-jan.13.2006 1sma5914~1sma5949 r e b m u n t r a p e g a t l o v r e n e z l a n i m o n e c n a d e p m i r e n e z m u m i x a m e s r e v e r x a m t n e r r u c e g a k a e l g n i k r a m e d o c t z i @ z v z zt @i zt z zk i @ zk i r v @ r v . m o n v . n i m v . x a m ? ? ? ? ? a m ? ? ? ? ? a m a v 4 1 9 5 a m s 1 6 . 3 2 4 . 3 8 7 . 3 9 2 . 4 0 1 0 0 5 0 0 . 1 0 0 . 5 7 0 0 . 1 a 4 1 9 5 1 9 5 a m s 1 9 . 3 1 7 . 3 0 1 . 4 8 1 . 6 9 0 0 5 0 0 . 1 0 0 . 5 2 0 0 . 1 a 5 1 9 6 1 9 5 a m s 1 3 . 4 9 0 . 4 2 5 . 4 6 2 . 7 8 0 0 5 0 0 . 1 0 0 . 5 0 0 . 1 a 6 1 9 7 1 9 5 a m s 1 7 . 4 7 4 . 4 4 9 . 4 5 8 . 9 7 0 0 5 0 0 . 1 0 0 . 5 0 5 . 1 a 7 1 9 8 1 9 5 a m s 1 1 . 5 5 8 . 4 6 3 . 5 4 5 . 3 7 0 5 3 0 0 . 1 0 0 . 5 0 0 . 2 a 8 1 9 9 1 9 5 a m s 1 6 . 5 2 3 . 5 8 8 . 5 2 9 . 6 6 0 5 2 0 0 . 1 0 0 . 5 0 0 . 3 a 9 1 9 0 2 9 5 a m s 1 2 . 6 9 8 . 5 1 5 . 6 2 5 . 0 6 0 0 2 0 0 . 1 0 0 . 5 0 0 . 4 a 0 2 9 1 2 9 5 a m s 1 8 . 6 6 4 . 6 4 1 . 7 3 1 . 5 5 0 0 2 0 0 . 1 0 0 . 5 0 2 . 5 a 1 2 9 2 2 9 5 a m s 1 5 . 7 3 1 . 7 8 8 . 7 3 0 . 0 5 0 0 4 0 5 . 0 0 0 . 5 0 0 . 6 a 2 2 9 3 2 9 5 a m s 1 2 . 8 9 7 . 7 1 6 . 8 4 7 . 5 4 0 0 4 0 5 . 0 0 0 . 5 0 5 . 6 a 3 2 9 4 2 9 5 a m s 1 1 . 9 5 6 . 8 6 5 . 9 4 2 . 1 4 0 0 5 0 5 . 0 0 0 . 5 0 0 . 7 a 4 2 9 5 2 9 5 a m s 1 0 1 0 5 . 9 0 5 . 0 1 5 5 . 7 3 0 0 5 5 2 . 0 0 0 . 5 0 0 . 8 a 5 2 9 6 2 9 5 a m s 1 1 1 5 4 . 0 1 5 5 . 1 1 6 1 . 4 3 0 5 5 5 2 . 0 0 0 . 1 0 4 . 8 a 6 2 9 7 2 9 5 a m s 1 2 1 0 4 . 1 1 0 6 . 2 1 7 2 . 1 3 0 5 5 5 2 . 0 0 0 . 1 0 1 . 9 a 7 2 9 8 2 9 5 a m s 1 3 1 5 3 . 2 1 5 6 . 3 1 7 8 . 8 2 0 5 5 5 2 . 0 0 0 . 1 0 9 . 9 a 8 2 9 9 2 9 5 a m s 1 5 1 5 2 . 4 1 5 7 . 5 1 9 0 . 5 2 0 0 6 5 2 . 0 0 0 . 1 0 4 . 1 1 a 9 2 9 0 3 9 5 a m s 1 6 1 0 2 . 5 1 0 8 . 6 1 0 1 4 . 3 2 0 0 6 5 2 . 0 0 0 . 1 0 2 . 2 1 a 0 3 9 1 3 9 5 a m s 1 8 1 0 1 . 7 1 0 9 . 8 1 2 1 8 . 0 2 0 5 6 5 2 . 0 0 0 . 1 0 7 . 3 1 a 1 3 9 2 3 9 5 a m s 1 0 2 0 0 . 9 1 0 0 . 1 2 4 1 7 . 8 1 0 5 6 5 2 . 0 0 0 . 1 0 2 . 5 1 a 2 3 9 3 3 9 5 a m s 1 2 2 0 9 . 0 2 0 1 . 3 2 8 1 0 . 7 1 0 5 6 5 2 . 0 0 0 . 1 0 7 . 6 1 a 3 3 9 4 3 9 5 a m s 1 4 2 0 8 . 2 2 0 2 . 5 2 9 1 6 . 5 1 0 0 7 5 2 . 0 0 0 . 1 0 2 . 8 1 a 4 3 9 5 3 9 5 a m s 1 7 2 5 6 . 5 2 5 3 . 8 2 3 2 9 . 3 1 0 0 7 5 2 . 0 0 0 . 1 0 6 . 0 2 a 5 3 9 6 3 9 5 a m s 1 0 3 0 5 . 8 2 0 5 . 1 3 6 2 5 . 2 1 0 5 7 5 2 . 0 0 0 . 1 0 8 . 2 2 a 6 3 9 7 3 9 5 a m s 1 3 3 5 3 . 1 3 5 6 . 4 3 3 3 4 . 1 1 0 0 8 5 2 . 0 0 0 . 1 0 1 . 5 2 a 7 3 9 8 3 9 5 a m s 1 6 3 0 2 . 4 3 0 8 . 7 3 8 3 4 . 0 1 0 5 8 5 2 . 0 0 0 . 1 0 4 . 7 2 a 8 3 9 9 3 9 5 a m s 1 9 3 5 0 . 7 3 5 9 . 0 4 5 4 6 . 9 0 0 9 5 2 . 0 0 0 . 1 0 7 . 9 2 a 9 3 9 0 4 9 5 a m s 1 3 4 5 8 . 0 4 5 1 . 5 4 3 5 7 . 8 0 5 9 5 2 . 0 0 0 . 1 0 7 . 2 3 a 0 4 9 1 4 9 5 a m s 1 7 4 5 6 . 4 4 5 3 . 9 4 7 6 0 . 8 0 0 0 1 5 2 . 0 0 0 . 1 0 8 . 5 3 a 1 4 9 2 4 9 5 a m s 1 1 5 5 4 . 8 4 5 5 . 3 5 0 7 3 . 7 0 0 1 1 5 2 . 0 0 0 . 1 0 8 . 8 3 a 2 4 9 3 4 9 5 a m s 1 6 5 0 2 . 3 5 0 8 . 8 5 6 8 7 . 6 0 0 3 1 5 2 . 0 0 0 . 1 0 6 . 2 4 a 3 4 9 4 4 9 5 a m s 1 2 6 0 9 . 8 5 0 1 . 5 6 0 0 1 0 . 6 0 0 5 1 5 2 . 0 0 0 . 1 0 1 . 7 4 a 4 4 9 5 4 9 5 a m s 1 8 6 0 6 . 4 6 0 4 . 1 7 0 2 1 5 . 5 0 0 7 1 5 2 . 0 0 0 . 1 0 7 . 1 5 a 5 4 9 6 4 9 5 a m s 1 5 7 5 2 . 1 7 5 7 . 8 7 0 4 1 0 . 5 0 0 0 2 5 2 . 0 0 0 . 1 0 0 . 6 5 a 6 4 9 7 4 9 5 a m s 1 2 8 0 9 . 7 7 0 1 . 6 8 0 6 1 6 . 4 0 0 5 2 5 2 . 0 0 0 . 1 0 2 . 2 6 a 7 4 9 8 4 9 5 a m s 1 1 9 5 4 . 6 8 5 5 . 5 9 0 0 2 1 . 4 0 0 0 3 5 2 . 0 0 0 . 1 0 2 . 8 6 a 8 4 9 9 4 9 5 a m s 1 0 0 1 0 0 . 5 9 0 0 . 5 0 1 0 5 2 7 . 3 0 0 1 3 5 2 . 0 0 0 . 1 0 0 . 6 7 a 9 4 9
page . 3 stad-jan.13.2006 1sma5914~1sma5949 100 200 100 70 50 30 20 10 10 20 30 50 70 200 v z @i zt vz, zener voltage (volts) fig.3 zener voltage - 14 to 200 volts v z=150v 91v 62v 22v 12v 6.8v 0.5 1 2 5 10 20 50 100 200 500 1k 500 200 100 50 20 10 5 2 1 t j =25 c i z (rms) =0.1 i (dc) o z iz, zener test current (ma) zz, dynamic impedance (ohms) vz, temperature coeficent (mv/ c) o vz, temperature coeficent (mv/ c) o p , maximum power dissipation (watts) d fig.4 effect of zener current 0.1 0.20.3 0.5 12 3 5 10 2030 50 100 1k 500 300 200 100 50 30 20 10 rectangular nonrepetitive waveform t j =25 c prior o to intial pulse ppk, peaksurge power (watts) pw, pulse width (ms) fig.6 maximum surge power 200 100 70 50 30 20 10 7 5 3 2 5 7 10 20 3 4 00 6 50 0 70 100 i z (dc)=1ma i z (rms)=0.1i z (dc) 10ma 20ma zz, dynamic impedance (ohms) vz, zener voltage (volts) fig.5 effect of zener voltage 2.5 2 1.5 1 0.5 0 0 20 40 60 80 100 120 140 150 180 t l ,leadtempera ture( c) o fig.1 steady state power derating v , zener voltage (volts) z 8 6 4 2 0 -2 -4 24 6810 10 12 v z @i zt fig.2 zener voltage - to 12 volts
page . 4 stad-jan.13.2006 1sma5914~1sma5949 0 12 3 4 5 678910 100 50 30 20 10 5 3 2 1 0.5 0.3 0.2 0.1 iz, zener current (ma) vz, zener voltage (volts) fig.7 vz = 6.8 thru 10 volts 100 50 30 20 10 5 3 2 1 0.5 0.3 0.2 0.1 0 102030405060708090100 iz, zener current (ma) vz, zener voltage (volts) fig.8vz=12thru82volts note 3. zener voltage (vz) measurement nominal zener voltage is measured with the device function in thermal equilibrium with ambient temperature at 25 c note 4. zener impedance (zz) derivation zzt and zzk are measured by dividing the ac voltage drop across the device by the accurrent applied. the specified limits are for iz(ac) = 0.1 iz, (dc) with the ac freqency = 60hz o legal statement copyright panj it inte rnat iona l, inc 2006 the information presented in this document is believed to be accurate and reliable. the specifications and information herein are subject to change without notice. pan jit makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose. pan jit products are not authorized for use in life support devices or systems. pan jit does not convey any license under its patent rights or rights of others.
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