Silicon Planar Zener Diodes TDSEMIC 1SMAF4745A Surface Mounted SMAF Package Wide Voltage Range
Key Attributes
Model Number:
1SMAF4745A
Product Custom Attributes
Pd - Power Dissipation:
1W
Reverse Leakage Current (Ir):
5uA@12V
Operating Junction Temperature Range:
-55℃~+150℃
Impedance(Zzt):
16Ω
Diode Configuration:
Independent
Zener Voltage(Range):
15.2V~17.1V
Zener Voltage(Nom):
16V
Mfr. Part #:
1SMAF4745A
Package:
SMAF
Product Description
Product Overview
Silicon Planar Zener Diodes designed for surface-mounted applications. These diodes offer a wide zener reverse voltage range from 3.3V to 330V and a maximum total power dissipation of 1W. Their small plastic package (SMAF) makes them suitable for compact designs.
Product Attributes
- Brand: TDSEMIC
- Package: SMAF
- Mechanical Data: Case: SMAF, Terminals: Solderable per MIL-STD-750, Method 2026, Approx. Weight: 27mg (0.00095oz)
- Certifications: MIL-STD-750, Method 2026
Technical Specifications
| Type Marking | Zener Voltage Range (VZT) Nom. (V) | Zener Voltage Range (VZT) Min. (V) | Zener Voltage Range (VZT) Max. (V) | Admissible Zener Current IZM (mA) | Dynamic Impedance ZZT (at IZT) Max. () | Reverse Current IR at VR Max. (A) | Forward Voltage VF at IF = 200 mA (V) |
| 1SMAF4728A | 3.3 | 3.10 | 3.50 | 263 | 154 | 10 | 1.2 |
| 1SMAF4729A | 3.6 | 3.40 | 3.70 | 243 | 140 | 10 | 1.2 |
| 1SMAF4730A | 3.9 | 3.70 | 4.06 | 219 | 127 | 10 | 1.2 |
| 1SMAF4731A | 4.3 | 4.06 | 4.50 | 203 | 116 | 10 | 1.2 |
| 1SMAF4732A | 4.7 | 4.40 | 4.86 | 186 | 104 | 10 | 1.2 |
| 1SMAF4733A | 5.1 | 4.84 | 5.32 | 170 | 95 | 10 | 1.2 |
| 1SMAF4734A | 5.6 | 5.32 | 5.86 | 154 | 86 | 10 | 1.2 |
| 1SMAF4735A | 6.2 | 5.86 | 6.51 | 140 | 79 | 10 | 1.2 |
| 1SMAF4736A | 6.8 | 6.46 | 7.18 | 127 | 71 | 10 | 1.2 |
| 1SMAF4737A | 7.5 | 7.12 | 7.88 | 116 | 63 | 10 | 1.2 |
| 1SMAF4738A | 8.2 | 7.79 | 8.67 | 104 | 58 | 10 | 1.2 |
| 1SMAF4739A | 9.1 | 8.60 | 9.59 | 95 | 52 | 10 | 1.2 |
| 1SMAF4740A | 10 | 9.50 | 10.5 | 86 | 47 | 10 | 1.2 |
| 1SMAF4741A | 11 | 10.4 | 11.6 | 79 | 43 | 5 | 1.2 |
| 1SMAF4742A | 12 | 11.4 | 12.6 | 71 | 40.9 | 5 | 1.2 |
| 1SMAF4743A | 13 | 12.4 | 14.1 | 63 | 45.6 | 5 | 1.2 |
| 1SMAF4744A | 15 | 13.8 | 15.8 | 58 | 49.8 | 5 | 1.2 |
| 1SMAF4745A | 16 | 15.2 | 17.1 | 52 | 54.0 | 5 | 1.2 |
| 1SMAF4746A | 18 | 16.8 | 19.2 | 47 | 58.8 | 5 | 1.2 |
| 1SMAF4747A | 20 | 19.0 | 21.2 | 43 | 65.6 | 5 | 1.2 |
| 1SMAF4748A | 22 | 20.8 | 23.3 | 38 | 71.7 | 5 | 1.2 |
| 1SMAF4749A | 24 | 22.8 | 26.0 | 35 | 78.8 | 5 | 1.2 |
| 1SMAF4750A | 27 | 25.3 | 28.9 | 31 | 87.0 | 5 | 1.2 |
| 1SMAF4751A | 30 | 28.2 | 32.0 | 28 | 96.0 | 5 | 1.2 |
| 1SMAF4752A | 33 | 31.3 | 34.9 | 26 | 105 | 5 | 1.2 |
| 1SMAF4753A | 36 | 34.2 | 37.9 | 24 | 116 | 5 | 1.2 |
| 1SMAF4754A | 39 | 37.2 | 41.5 | 22 | 127 | 5 | 1.2 |
| 1SMAF4755A | 43 | 40.9 | 45.6 | 20 | 140 | 5 | 1.2 |
| 1SMAF4756A | 47 | 44.9 | 48.6 | 18 | 154 | 5 | 1.2 |
| 1SMAF4757A | 51 | 48.6 | 53.6 | 17 | 170 | 5 | 1.2 |
| 1SMAF4758A | 56 | 53.6 | 58.9 | 15 | 189 | 5 | 1.2 |
| 1SMAF4759A | 62 | 58.9 | 65.6 | 14 | 209 | 5 | 1.2 |
| 1SMAF4760A | 68 | 64.6 | 71.2 | 13 | 231 | 5 | 1.2 |
| 1SMAF4761A | 75 | 71.7 | 78.8 | 12 | 251 | 5 | 1.2 |
| 1SMAF4762A | 82 | 78.8 | 87.0 | 11 | 271 | 5 | 1.2 |
| 1SMAF4763A | 91 | 86.0 | 96.0 | 10 | 291 | 5 | 1.2 |
| 1SMAF4764A | 100 | 95.0 | 105 | 9.5 | 315 | 5 | 1.2 |
| 1SMAF4765A | 110 | 105 | 116 | 8.5 | 346 | 5 | 1.2 |
| 1SMAF4766A | 120 | 116 | 127 | 7.5 | 379 | 5 | 1.2 |
| 1SMAF4767A | 130 | 125 | 140 | 7.0 | 415 | 5 | 1.2 |
| 1SMAF4768A | 150 | 140 | 155 | 6.5 | 450 | 5 | 1.2 |
| 1SMAF4769A | 160 | 150 | 165 | 6.0 | 493 | 5 | 1.2 |
| 1SMAF4770A | 170 | 165 | 180 | 5.5 | 536 | 5 | 1.2 |
| 1SMAF4771A | 180 | 170 | 190 | 5.0 | 589 | 5 | 1.2 |
| 1SMAF4772A | 190 | 180 | 200 | 5.0 | 646 | 5 | 1.2 |
| 1SMAF4773A | 200 | 190 | 205 | 5.0 | 712 | 5 | 1.2 |
| 1SMAF4774A | 220 | 205 | 230 | 5.0 | 779 | 5 | 1.2 |
| 1SMAF4775A | 240 | 230 | 250 | 5.0 | 860 | 5 | 1.2 |
| 1SMAF4776A | 250 | 240 | 260 | 5.0 | 950 | 5 | 1.2 |
| 1SMAF4777A | 270 | 250 | 285 | 5.0 | 1050 | 5 | 1.2 |
| 1SMAF4728A THRU 1SMAF4777A | 3.3 - 330 | - | - | - | - | - | - |
| Parameter | Symbol | Value | Unit |
| Total Power Dissipation | PD | Max. 1 | W |
| Maximum Continuous Power Derating | - | - | - |
| Junction Temperature Range | TJ | - 55 to + 150 | C |
| Storage Temperature Range | TS | - 55 to + 150 | C |
2412311652_TDSEMIC-1SMAF4745A_C42432682.pdf
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