creat by art ? ul recognized file # e-326243 ? qualified as per aec-q101 ? low profile package ? built-in strain relief ? glass passivated junction ? low inductance ? typical i r less than 1ua above 11v xxxa = specific device code g = green compound y = year ww = work week maximum ratings and electrical characteristics rating at 25 ambient temperature unless otherwise specified. symbol unit p d watts p d watts p zsm watts t j , t stg power dissipation, r thja <100k/w, t a =25 1.25 note 1: non repetitive peak surge pd test condition: tp=100us sq. pulse, ta=25 prior to surge i fsm 10 amps non repetitive peak power dissipation(note 1) 60 1.0 watt surface mount silicon zener diodes value dimensions in inches and (millimeters) ? terminals: pure tin plated lead free, solderable per mil-std-750, method 2025 ? standard packaging: 12mm tape (eia-481) ? polarity: color band denotes positive end (cathode) mechanical data ? case: molded plastic over passivated junction non repetitive peak forward surge current, 8.3ms single half sine-wave superimposed on rated load (jedec method) power dissipation, r thja <30k/w, t a =60 3 1sma4737 - 1sma200z marking diagram sma/do-214ac ? high temperature soldering guaranteed: 260 / 10 seconds at terminals features ? plastic package has underwriters laboratory flammability classification 94v-0 ? green compound with suffix "g" on packing code & prefix "g" on datecode ? for surface mounted applications in order to optimize board space ? weight: 0.064 gram type number operating and storage temperature range -55 to +150 version:g11 pb rohs compliance rohs compliance
vz@iz t i zt z zt @i zt i r vma ?? ma ua v ma 1sma4737 737a 7.5 34 4 700 0.50 5 5.0 605 1sma4738 738a 8.2 31 4.5 700 0.50 5 6.0 550 1sma4739 739a 9.1 28 5 700 0.50 5 7.0 500 1sma4740 740a 10 25 7 700 0.25 5 7.6 454 1sma4741 741a 11 23 8 700 0.25 1 8.4 414 1sma4742 742a 12 21 9 700 0.25 1 9.1 380 1sma4743 743a 13 19 10 700 0.25 1 9.9 344 1sma4744 744a 15 17 14 700 0.25 1 11.4 304 1sma4745 745a 16 15.5 16 700 0.25 1 12.2 285 1sma4746 746a 18 14.0 20 750 0.25 1 13.7 250 1sma4747 747a 20 12.5 22 750 0.25 1 15.2 225 1sma4748 748a 22 11.5 23 750 0.25 1 16.7 205 1sma4749 749a 24 10.5 25 750 0.25 1 18.2 190 1sma4750 750a 27 9.5 35 750 0.25 1 20.6 170 1sma4751 751a 30 8.5 40 1000 0.25 1 22.8 150 1sma4752 752a 33 7.5 45 1000 0.25 1 25.1 135 1sma4753 753a 36 7.0 50 1000 0.25 1 27.4 125 1sma4754 754a 39 6.5 60 1000 0.25 1 29.7 115 1sma4755 755a 43 6.0 70 1500 0.25 1 32.7 110 1sma4756 756a 47 5.5 80 1500 0.25 1 35.8 95 1sma4757 757a 51 5.0 95 1500 0.25 1 38.8 90 1sma4758 758a 56 4.5 110 2000 0.25 1 42.6 80 1sma4759 759a 62 4.0 125 2000 0.25 1 47.1 70 1SMA4760 760a 68 3.7 150 2000 0.25 1 51.7 65 1sma4761 761a 75 3.3 175 2000 0.25 1 56.0 60 1sma4762 762a 82 3.0 200 3000 0.25 1 62.2 55 1sma4763 763a 91 2.8 250 3000 0.25 1 69.2 50 1sma4764 764a 100 2.5 350 3000 0.25 1 76.0 45 1sma110z 110a 110 2.3 450 4000 0.25 1 83.6 - 1sma120z 120a 120 2.0 550 4500 0.25 1 91.2 - 1sma130z 130a 130 1.9 700 5000 0.25 1 98.8 - 1sma150z 150a 150 1.7 1000 6000 0.25 1 114.0 - 1sma160z 160a 160 1.6 1100 6500 0.25 1 121.6 - 1sma180z 180a 180 1.4 1200 7000 0.25 1 136.8 - 1sma200z 200a 200 1.2 1500 8000 0.25 1 152.0 - notes: 1. tolerance and type number designation. the type numbers losted have a standard tolerance on the nominal zener voltage of 5% 2. specials available include: a. nominal zener voltages between the voltages shown and tighter voltage tolerances b. matched sets 3. zener voltage (vz) measurement. guarantees the zener voltage when messured at 90 seconds while maintaining the lead temperat ure(t l ) at 30 1 , from the diode body 4. zener impedance (zz) derivation. the zener impedance is derives from the 60 cycle ac voltage, which results when an accurren t having an d rms value equal to 10% of the dc zener current (i zt or i zk ) is superimposed on i zt or i zk 5. surge current (i r ) non-repetitive. the rating listd in the electrical chatacteristics table is maximum peak, non-repetitive, reverse surge curre n of 1/2 square wave or equivalent sine wave pulse of 1/120 second duration superimposed on the test current, i zt per jedec registration; however, actual device capability is as described in figure 10 version:g11 surge current t a =25 leakage current i r @v r max. electrical characteristics (ta=25 unless otherwise noted) device (note 1) zener impedance (note 2) (note 3) test current device marking code nominal zener voltage z zk @i zk
version:g11 ratings and characteristic curves (1sma4737 thru 1sma200z) fig. 1 power temperature derating curve 0 0.25 0.5 0.75 1 1.25 1.5 0 25 50 75 100 125 150 ambient temperature( ) p d , maximum power dissipation (watts) fig.4 effect of zener voltage on zener impedance 1 10 100 1000 1 10 100 iz, zener current(ma) zz, dynamic impedance ( ? ) ta=25 iz(rms)=0.1 iz(dc) f=1khz iz = 1ma 5 ma 20ma fig. 2 typical forward characteristics 1 10 100 1000 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 v f , forward voltage (v) if, forward current (ma) minimum maximum 70 150 25 0 fig.3 effect of zener current on zener impedance 1 10 100 1000 0 1 10 100 iz, zener current (ma) zz, dynamic impedance ( ? ) ta=25 iz(rms)=0.1 iz(dc) f=1khz 47v 27v 0.8v fig.5 typical leakage current 0.001 0.01 0.1 1 10 100 1000 10000 3 4 5 6 7 8 9 10 11 12 13 14 15 vz, nominal zener voltage(v) ir, leakage current(ua) typical leakage current a t 80% of nomina l breakdown voltage 125 25
version:g11 ratings and characteristic curves (1sma4737 thru 1sma200z) fig.6 typical capacitance versus vz 10 100 1000 1 10 100 vz, forward voltage (v) c, capacitance(pf) 50% of breakdown 0v bias 1.0v bias fig. 7 temperature coefficients -4 -2 0 2 4 6 8 10 12 23456789101112 vz, zener voltage(v) vz, temperature coefficient (mv/ ) a-range for units to 12 volts range vz@ izt fig.8 temperature coefficients 1 10 100 10 100 vz, zener voltage(v) vz, temperature coefficient (mv/ ) range vz@ izt b-range for units 12 to 100 volts fig. 9 effect of zener current -4 -2 0 2 4 6 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 vz, zener voltage(v) vz, temperature coefficient (mv/ ) note:below 3 voltage above a volts changes in zener current not affect temperature vz@ izt ta=25 0.01ma 1 ma 20ma fig.10 maximum surge power 1 10 100 0.01 0.1 1 10 100 1000 pw, pulse width (ms) p pk , peak surge power watts 20% duty cycle 11v-91v non-repetitive 10% duty cycle 5% duty cycle 0.8v-10v non-repetitive rectangular waveform ta=25 prior to initial pulse
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