creat by art - built-in strain relief - ideal for automated placement - glass passivated junction - low inductance - typical i r less than 1 a above 11v - halogen-free according to iec 61249-2-21 definition molding compound, ul flammability classification rating 94v-0 part no. with suffix "h" means aec-q101 qualified packing code with suffix "g" means green compound (halogen-free) terminal: matte tin plated leads, solderable per jesd22-b102 meet jesd 201 class 2 whisker test symbol unit p d watts p d watts p zsm watts t j c t stg c part no. note 1: " xxxx" defi nes voltage from 7.5v (1sma4737) to 200v (1sma200z) part no. document number: ds_d1409041 version: n15 note 1: non repetitive peak surge p d test condition: tp=100 s sq. pulse, t a =25c prior to surge operating junction temperature range a case: do-214ac (sma) do-214ac (sma) 1 maximum ratings and electrical characteristics (t a =25c unless otherwise noted) parameter non repetitive peak power dissipation (note 1) peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load i fsm value storage temperature range - 55 to +175 60 - 55 to +175 polarity: indicated by cathode band weight: 0.06 g (approximately) 1.25 60 power dissipation, r thja <30k/w, t a =60c power dissipation, r thja <100k/w, t a =25c 1sma4737 - 1sma200z 1w, 7.5v - 200v surface mount silicon zener diodes features moisture sensitivity level: level 1, per j-std-020 - compliant to rohs directive 2011/65/eu and in accordance to weee 2002/96/ec mechanical data taiwan semiconductor ordering information part no. suffix packing code packing code suffix package packing h r3 g sma 1,800 / 7" plastic reel r2 sma 7,500 / 13" paper reel m2 sma 7,500 / 13" plastic reel f3 folded sma 1,800 / 7" plastic reel f2 folded sma 7,500 / 13" paper reel f4 folded sma 7,500 / 13" plastic reel example preferred part no. part no. suffix packing code packing code suffix description 1smaxxxx (note 1) aec-q101 qualified green compound 1sma4737hr3g 1sma4737 h r3 g
vz@iz t i zt z zt @i zt i r vma ?? ma av 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 measured at 90 seconds while maintaining the lead temperat ure(t l ) at 30 1c, from the diode body 4. zener impedance (zz) derivation. the zener impedance is derives from the 60 cycle ac voltage, which results when an ac curre nt having and 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 list in the electrical characteri stics table is maximum peak, non-repetitive, reverse surge curren t 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. document number: ds_d1409041 version: n15 1sma4737 - 1sma200z taiwan semiconductor ratings and characteristics curves (t a =25c unless otherwise noted) device (note 1) zener impedance (note 2) (note 3) test current device marking code nominal zener voltage z zk @i zk surge current leakage current i r @v r max.
document number: ds_d1409041 version: n15 1sma4737 - 1sma200z taiwan semiconductor 0 0.25 0.5 0.75 1 1.25 1.5 0 25 50 75 100 125 150 175 p d , maximum power dissipation (watts) ambient temperature(c) fig. 1 power temperature derating curve 1 10 100 1000 110100 zz, dynamic impedance ( ? ) iz, zener current(ma) fig.4 effect of zener voltage on zener impedance iz(rms)=0.1 iz(dc) f=1khz iz = 1ma 5 ma 20ma 1 10 100 1000 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 if, forward current (ma) v f , forward voltage (v) fig. 2 typical forward characteristics minimum maximum 70 c 150 c 25 c 0 c 1 10 100 1000 0 1 10 100 zz, dynamic impedance ( ? ) iz, zener current (ma) fig.3 effect of zener current on zener impedance iz(rms)=0.1 iz(dc) f=1khz 47v 27v 0.8v 0.001 0.01 0.1 1 10 100 1000 10000 3456789101112131415 ir, leakage current( a) vz, nominal zener voltage(v) fig.5 typical leakage current typical leakage current at 80% of nominal breakdown voltage 125 c 25 c
document number: ds_d1409041 version: n15 1sma4737 - 1sma200z taiwan semiconductor 10 100 1000 1 10 100 c, capacitance(pf) vz, forward voltage (v) fig.6 typical capacitance versus vz 50% of breakdown 0v bias 1.0v bias -4 -2 0 2 4 6 8 10 12 23456789101112 vz, temperature coefficient (mv/c) vz, zener voltage(v) fig. 7 temperature coefficients a-range for units to 12 volts range vz@ i zt 1 10 100 10 100 vz, temperature coefficient (mv/c) vz, zener voltage(v) fig.8 temperature coefficients range vz@ i zt b-range for units 12 to 100 volts -4 -2 0 2 4 6 33.544.555.566.577.58 vz, temperature coefficient (mv/c) vz, zener voltage(v) fig. 9 effect of zener current note:below 3 voltage above a volts changes in zener current not affect temperature vz@ i zt 0.01ma 1 ma 20ma 1 10 100 0.01 0.1 1 10 100 1000 p pk , peak surge power watts pw, pulse width (ms) fig.10 maximum surge power 20% duty cycle 11v-91v non-repetitive 10% duty cycle 5% duty cycle 0.8v-10v non-repetitive rectangular waveform t a =25 c prior to initial pulse
min max min max a 1.27 1.58 0.050 0.062 b 4.06 4.60 0.160 0.181 c 2.29 2.83 0.090 0.111 d 1.99 2.50 0.078 0.098 e 0.90 1.41 0.035 0.056 f 4.95 5.33 0.195 0.210 g 0.10 0.20 0.004 0.008 h 0.15 0.31 0.006 0.012 p/n = device marking code g = green compound yw = date code f = factory code document number: ds_d1409041 version: n15 e5.45 marking diagram 1sma4737 - 1sma200z taiwan semiconductor 1.68 b1.52 c3.93 0.215 d2.41 package outline dimensions dim. unit (mm) unit (inch) suggested pad layout symbol unit (mm) do-214ac (sma) unit (inch) 0.066 0.060 0.155 0.095 a
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