maximum ratings and electrical characteristics rating at 25 o c ambient temperature unless otherwise specified. ? weight: 0.34 gram f e a t u r e s ? for surface mounted applications ? case: molded plastic do-41 ? epoxy: ul 94v-0 rate flame retardant ? terminals: solderable per mil-std-202 method 208 processes ? ideally suited for automated assembly ? polarity: cathode band ? mounting position: any mechanical data ? 1.0 w power dissipation notes : (1) mounted on 5.0mm 2 (.013mm thick) land areas. (2) measurd on 8.3ms, single half-sine wave or equivalent square wave, duty cycle = 4 pulses per minute maximum. r th ja t j v f symbol p d maximum forward voltage drop at if=10ma power dissipation (note 1) value 1.0 1.2 170 -55 to +150 unit w v o c operating junction and storage t e m p e r a t u r e c/w thermal resistane junction to ambient air r a n ge .205 .160 1.00 min. .031 typ. .080 .107 jedec d0-41 description mechanical dimensions data sheet 1 watt (3.3v to 100v) 1n4728...4764 series o do-41 dimensions in inch zener diodes
surge vz iz t z zt z zk i zk current ( v ) ( ma ) (ohm) (ohm) ( ma ) (ua) v r (v) ( ma ) 1n4728 3.3 76 10 400 1.0 100 1.0 1380 1n4729 3.6 69 10 400 1.0 100 1.0 1260 1n4730 3.9 64 9 400 1.0 50 1.0 1190 1n4731 4.3 58 9 400 1.0 10 1.0 1070 1n4732 4.7 53 8 500 1.0 10 1.0 970 1n4733 5.1 49 7 550 1.0 10 1.0 890 1n4734 5.6 45 5 600 1.0 10 2.0 810 1n4735 6.2 41 2 700 1.0 10 3.0 730 1n4736 6.8 37 4 700 1.0 10 4.0 660 1n4737 7.5 34 4 700 0.5 10 5.0 605 1n4738 8.2 31 5 700 0.5 10 6.0 550 1n4739 9.1 28 5 700 0.5 10 7.0 500 1n4740 10 25 7 700 0.5 10 7.6 454 1n4741 11 23 8 700 0.5 5 8.4 414 1n4742 12 21 9 700 0.5 5 9.1 380 1n4743 13 19 10 700 0.5 5 9.9 344 1n4744 15 17 14 700 0.5 5 11.4 304 1n4745 16 15.5 16 700 0.25 5 12.2 285 1n4746 18 14.0 20 750 0.25 5 13.7 250 1n4747 20 12.5 22 750 0.25 5 15.2 225 1n4748 22 11.5 23 750 0.25 5 16.7 205 1n4749 24 10.5 25 750 0.25 5 18.2 190 1n4750 27 9.5 35 750 0.25 5 20.6 170 1N4751 30 8.5 40 1000 0.25 5 22.8 150 1n4752 33 7.5 45 1000 0.25 5 25.1 135 1n4753 36 7.0 50 1000 0.25 5 27.4 125 1n4754 39 6.5 60 1000 0.25 5 29.7 115 1n4755 43 6.0 70 1500 0.25 5 32.7 110 1n4756 47 5.5 80 1500 0.25 5 35.8 95 1n4757 51 5.0 95 1500 0.25 5 38.8 90 1n4758 56 4.5 110 2000 0.25 5 42.6 80 1n4759 62 4.0 125 2000 0.25 5 47.1 70 1n4760 68 3.7 150 2000 0.25 5 51.7 65 1n4761 75 3.3 175 2000 0.25 5 56.0 60 1n4762 82 3.0 200 3000 0.25 5 62.2 55 1n4763 91 2.8 250 3000 0.25 5 69.2 50 1n4764 100 2.5 350 3000 0.25 5 76.0 45 tolerance on zener voltage no suffix----10%, suffix a---5%(example 1n4728a=3.3+/-5%) part no. electrical characteristics ( ta=25 o c) i r max. @v r data sheet 1 watt (3.3v to 100v) zener diodes
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