The SMAF47**A Series Zener Diodes feature a compact SMAF package with a 1W power dissipation rating. Covering a voltage range from 6.2V to 100V, this series is ideal for compact and thermally constrained applications. It provides excellent voltage regulation, low leakage current, and high reliability—perfect for voltage regulators, power management, surge suppression, and circuit protection.
| Product Name | Package | PD(W) | VZ@IZT(V) | IZT(mA) | ZZT@IZT(Ω) | ZZK@IZK(Ω) | IZK(mA) | IR@VR(μA) | IR@VR(V) | Izm(mA) | VF@IF=200mA(V) | Tj（℃） | Status |
| SMAF4735A | SMAF | 1 | 6.2 | 41 | 2 | 700 | 1 | 10 | 3 | 146 | 1.2 | -55～+150 | Active |
| SMAF4736A | SMAF | 1 | 6.8 | 37 | 3.5 | 700 | 1 | 10 | 4 | 133 | 1.2 | -55～+150 | Active |
| SMAF4737A | SMAF | 1 | 7.5 | 34 | 4 | 700 | 0.5 | 10 | 5 | 121 | 1.2 | -55～+150 | Active |
| SMAF4738A | SMAF | 1 | 8.2 | 31 | 4.5 | 700 | 0.5 | 10 | 6 | 110 | 1.2 | -55～+150 | Active |
| SMAF4739A | SMAF | 1 | 9.1 | 28 | 5 | 700 | 0.5 | 10 | 7 | 100 | 1.2 | -55～+150 | Active |
| SMAF4740A | SMAF | 1 | 10 | 25 | 7 | 700 | 0.25 | 10 | 7.6 | 91 | 1.2 | -55～+150 | Active |
| SMAF4741A | SMAF | 1 | 11 | 23 | 8 | 700 | 0.25 | 5 | 8.4 | 83 | 1.2 | -55～+150 | Active |
| SMAF4742A | SMAF | 1 | 12 | 21 | 9 | 700 | 0.25 | 5 | 9.1 | 76 | 1.2 | -55～+150 | Active |
| SMAF4743A | SMAF | 1 | 13 | 19 | 10 | 700 | 0.25 | 5 | 9.9 | 69 | 1.2 | -55～+150 | Active |
| SMAF4744A | SMAF | 1 | 15 | 17 | 14 | 700 | 0.25 | 5 | 11.4 | 61 | 1.2 | -55～+150 | Active |
| SMAF4745A | SMAF | 1 | 16 | 15.5 | 16 | 700 | 0.25 | 5 | 12.2 | 57 | 1.2 | -55～+150 | Active |
| SMAF4746A | SMAF | 1 | 18 | 14 | 20 | 750 | 0.25 | 5 | 13.7 | 50 | 1.2 | -55～+150 | Active |
| SMAF4747A | SMAF | 1 | 20 | 12.5 | 22 | 750 | 0.25 | 5 | 15.2 | 45 | 1.2 | -55～+150 | Active |
| SMAF4748A | SMAF | 1 | 22 | 11.5 | 23 | 750 | 0.25 | 5 | 16.7 | 41 | 1.2 | -55～+150 | Active |
| SMAF4749A | SMAF | 1 | 24 | 10.5 | 25 | 750 | 0.25 | 5 | 18.2 | 38 | 1.2 | -55～+150 | Active |
| SMAF4750A | SMAF | 1 | 27 | 9.5 | 35 | 750 | 0.25 | 5 | 20.6 | 34 | 1.2 | -55～+150 | Active |
| SMAF4751A | SMAF | 1 | 30 | 8.5 | 40 | 1000 | 0.25 | 5 | 22.8 | 30 | 1.2 | -55～+150 | Active |
| SMAF4752A | SMAF | 1 | 33 | 7.5 | 45 | 1000 | 0.25 | 5 | 25.1 | 27 | 1.2 | -55～+150 | Active |
| SMAF4753A | SMAF | 1 | 36 | 7 | 50 | 1000 | 0.25 | 5 | 27.4 | 25 | 1.2 | -55～+150 | Active |
| SMAF4754A | SMAF | 1 | 39 | 6.5 | 60 | 1000 | 0.25 | 5 | 29.7 | 23 | 1.2 | -55～+150 | Active |
| SMAF4755A | SMAF | 1 | 43 | 6 | 70 | 1500 | 0.25 | 5 | 32.7 | 22 | 1.2 | -55～+150 | Active |
| SMAF4756A | SMAF | 1 | 47 | 5.5 | 80 | 1500 | 0.25 | 5 | 35.8 | 19 | 1.2 | -55～+150 | Active |
| SMAF4757A | SMAF | 1 | 51 | 5 | 95 | 1500 | 0.25 | 5 | 38.8 | 18 | 1.2 | -55～+150 | Active |
| SMAF4758A | SMAF | 1 | 56 | 4.5 | 110 | 2000 | 0.25 | 5 | 42.6 | 16 | 1.2 | -55～+150 | Active |
| SMAF4759A | SMAF | 1 | 62 | 4 | 125 | 2000 | 0.25 | 5 | 47.1 | 14 | 1.2 | -55～+150 | Active |
| SMAF4760A | SMAF | 1 | 68 | 3.7 | 150 | 2000 | 0.25 | 5 | 51.7 | 13 | 1.2 | -55～+150 | Active |
| SMAF4761A | SMAF | 1 | 75 | 3.3 | 175 | 2000 | 0.25 | 5 | 56 | 12 | 1.2 | -55～+150 | Active |
| SMAF4762A | SMAF | 1 | 82 | 3 | 200 | 3000 | 0.25 | 5 | 62.2 | 11 | 1.2 | -55～+150 | Active |
| SMAF4763A | SMAF | 1 | 91 | 2.8 | 250 | 3000 | 0.25 | 5 | 69.2 | 10 | 1.2 | -55～+150 | Active |
| SMAF4764A | SMAF | 1 | 100 | 2.5 | 350 | 3000 | 0.25 | 5 | 76 | 9 | 1.2 | -55～+150 | Active |
EN