R SMA4728 THRU SMA4771 1W SILICON PLANAR ZENER DIODES S E M I C O N D U C T O R FEATURES SMA(DO-214AC) Low leakage, low zener impedance at low current Maximum power dissipation of 1W is ideally suited for stabilized 0.114(2.9) 0.100(2.54) power supply, etc. High temperature soldering guaranteed:260°C/10 seconds at terminals 0.065(1.65) 0.049(1.25) 0.181(4.60) 0.157(3.99) 0.012(0.305) 0.006(0.152) MECHANICAL DATA 0.096(2.44) 0.078(1.98) Case: JEDEC DO-214AC, R-1 and DO-41 package are upon request. 0.008(0.203) MAX 0.060(1.52) 0.030(0.76) Terminals: Solder plated Polarity: Color band denotes cathode end 0.22(5.6) 0.189(4.80) Dimensions in inches and (millimeters) ABSOLUTE MAXIMUM RATINGS(LIMITING VALUES) (TA=25 C) Symbols Value Ptot TJ TSTG 11) W 175 C -55 to+175 C Units Zener current see table "Characteristics" Power dissipation Junction temperature Storage temperature range 1) Thermal resistance from junction to terminal mounted on 5X5mm copper pad area. ELECTRICAL CHARACTERISTICS (TA=25 C) Symbols Thermal resistance junction to ambient Forward voltage at IF=200mA R Min JA Typ Max 105 1) VF 1.2 Units C/W V 1) Thermal resistance from junction to terminal mounted on 5X5mm copper pad area. JINAN JINGHENG ELECTRONICS CO., LTD. 10-72 HTTP://WWW.JINGHENGGROUP.COM SMA4728... PLASTIC PACKAGE ZENER DIODES Electrical characteristics (T A =25°C) Nominal Zener voltage Type Maximum Zener impedance Maximum reverse leakage current I R @V R VR V Z @I ZT I ZT Z ZT @I ZT Z ZX @I ZX I ZX SMA4728 SMA4729 3.3 3.6 76 69 10 10 400 400 1.0 1.0 100 100 1 1 SMA4730 SMA4731 SMA4732 SMA4733 SMA4734 SMA4735 SMA4736 SMA4737 SMA4738 SMA4739 SMA4740 SMA4741 SMA4742 SMA4743 SMA4744 SMA4745 SMA4746 SMA4747 SMA4748 SMA4749 SMA4750 SMA4751 SMA4752 SMA4753 SMA4754 SMA4755 SMA4756 SMA4757 SMA4758 SMA4759 SMA4760 SMA4761 SMA4762 SMA4763 SMA4764 SMA4765 SMA4766 SMA4767 SMA4768 SMA4769 SMA4770 SMA4771 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 39 43 47 51 56 62 68 75 82 91 100 110 120 130 150 160 180 200 64 58 53 49 45 41 37 34 31 28 25 23 21 19 17 15.5 14 12.5 11.5 10.5 9.5 8.5 7.5 7.0 6.5 6.1 5.5 5.0 4.5 4.0 3.7 3.3 3.0 2.8 2.5 2.3 2.0 1.9 1.7 1.6 1.4 1.2 9 9 8 7 5 2 3.5 4.0 4.5 5.0 7 8 9 10 14 16 20 22 23 25 35 40 45 50 60 70 80 95 110 125 150 175 200 250 350 450 550 700 1000 1100 1200 1500 400 400 500 550 600 700 700 700 700 700 700 700 700 700 700 700 750 750 750 750 750 1000 1000 1000 1000 1500 1500 1500 2000 2000 2000 2000 3000 3000 3000 4000 4500 5000 6000 6500 7000 8000 1.0 1.0 1.0 1.0 1.0 1.0 1.0 0.5 0.5 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 50 10 10 10 10 10 10 10 10 10 10 10 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 1 1 1 1 2 3 4 5 6 7 7.6 8.4 9.1 9.9 11.4 12.2 13.7 15.2 16.7 18.2 20.6 22.8 25.1 27.4 29.7 32.7 25.8 38.8 42.6 47.1 51.7 56.0 62.2 69.2 76.0 83.6 91.2 98.8 114.0 121.8 136.8 152.0 Max regulator zener current I ZM @50°C Note: 1.Standard zener voltage tolerance available is ±20%.Add suffix “A” is for ±10%.Add suffix “B” is for ±5%. 2.For lead soldered package,the type name is 1N47XX. JINAN JINGHENG ELECTRONICS CO., LTD. 10-73 HTTP://WWW.JINGHENGGROUP.COM 276 252 234 217 193 178 162 146 133 121 110 100 91 83 76 69 61 57 50 45 41 38 34 30 27 25 23 22 19 18 16 14 13 12 11 10 9 7.2 7.0 6.0 5.5 5.2 4.6 4.0