Power diode GOODWORK 1SMA4728A with maximum power dissipation of 1000 milliwatts and wide voltage range
Key Attributes
Model Number:
1SMA4728A
Product Custom Attributes
Operating Junction Temperature Range:
-65℃~+150℃
Impedance(Zzt):
10Ω
Diode Configuration:
Independent
Pd - Power Dissipation:
500mW
Zener Voltage(Range):
3.1V~3.5V
Zener Voltage(Nom):
3.3V
Mfr. Part #:
1SMA4728A
Package:
DO-214AC(SMA)
Product Description
Product Overview
The 1SMA4728A THRU 1SMA4777A series are surface mount power voltage-regulating diodes with a wide voltage range from 3.3 to 300 Volts and a power rating of 1000mW. They feature fast response times, excellent clamping capability, and a low profile package. These diodes are suitable for surface mount applications and offer high temperature soldering capabilities.
Product Attributes
- Application: Surface mount
- Construction: Built-in strain relief
- Flame Retardant: UL 94V-0 rate
- Lead Solderability: Per MIL-STD-202, method 208 guaranteed
- Mounting Position: Any
- Package: DO-214AC(SMA)
- Soldering: High temperature soldering guaranteed: 260 C / 10 seconds
Technical Specifications
| Parameter | Symbol | Value | Unit | Notes |
| Maximum steady state power dissipation at TL = 75 C | Ptot | 1000 | mW | (1) |
| Maximum steady state power dissipation at TA = 25 C | Ptot | 500 | mW | (2) |
| Maximum instantaneous forward voltage at 200 mA for all types | VF | 1.5 | V | (3) |
| Operating junction and storage temperature range | TJ, TSTG | -65 to +150 | C | |
| Typical thermal resistance, junction to lead | JL | 50 | C/W | (1) |
| Typical thermal resistance, junction to ambient | JA | 250 | C/W | (2) |
| Maximum DC Zener current | IZM | 1000 | mA |
| Type Marking | Zener Voltage Range VZT (at IZT) (V) | IZT (mA) | ZZT Max (at IZT) () | IR at VR Max (A) | VR (V) | IZK (mA) | ZZK Max (IZK) () | IF (mA) | VF Max (at IF) (V) |
| SMA4728A | 4.84 - 5.36 | 10 | 7.0 | 100 | 1 | 10 | 150 | 200 | 1.0 |
| SMA4729A | 5.36 - 5.92 | 10 | 7.0 | 100 | 1 | 10 | 150 | 186 | 1.0 |
| SMA4730A | 5.86 - 6.51 | 10 | 7.0 | 100 | 1 | 10 | 150 | 170 | 1.0 |
| SMA4731A | 6.51 - 7.18 | 10 | 7.0 | 100 | 1 | 10 | 150 | 154 | 1.0 |
| SMA4732A | 7.12 - 7.88 | 10 | 5.0 | 50 | 1 | 10 | 140 | 127 | 1.0 |
| SMA4733A | 7.79 - 8.67 | 10 | 5.0 | 50 | 1 | 10 | 140 | 116 | 1.0 |
| SMA4734A | 8.60 - 9.59 | 10 | 5.0 | 25 | 1 | 10 | 140 | 104 | 1.0 |
| SMA4735A | 9.50 - 10.5 | 10 | 5.0 | 25 | 1 | 10 | 140 | 95 | 1.0 |
| SMA4736A | 10.4 - 11.6 | 10 | 5.0 | 10 | 1 | 10 | 140 | 86 | 1.0 |
| SMA4737A | 11.4 - 12.6 | 10 | 5.0 | 10 | 1 | 10 | 140 | 79 | 1.0 |
| SMA4738A | 12.4 - 13.8 | 10 | 5.0 | 10 | 1 | 10 | 140 | 71 | 1.0 |
| SMA4739A | 13.8 - 15.2 | 10 | 5.0 | 10 | 1 | 10 | 140 | 63 | 1.0 |
| SMA4740A | 15.2 - 17.1 | 10 | 5.0 | 10 | 1 | 10 | 140 | 58 | 1.0 |
| SMA4741A | 16.8 - 19.0 | 10 | 5.0 | 10 | 1 | 10 | 140 | 52 | 1.0 |
| SMA4742A | 19.0 - 21.2 | 10 | 5.0 | 10 | 1 | 10 | 140 | 47 | 1.0 |
| SMA4743A | 20.8 - 23.3 | 10 | 5.0 | 10 | 1 | 10 | 140 | 43 | 1.0 |
| SMA4744A | 22.8 - 26.0 | 10 | 5.0 | 10 | 1 | 10 | 140 | 38 | 1.0 |
| SMA4745A | 25.3 - 28.9 | 10 | 5.0 | 10 | 1 | 10 | 140 | 35 | 1.0 |
| SMA4746A | 28.2 - 31.3 | 10 | 5.0 | 10 | 1 | 10 | 140 | 32 | 1.0 |
| SMA4747A | 31.3 - 34.9 | 10 | 5.0 | 10 | 1 | 10 | 140 | 28 | 1.0 |
| SMA4748A | 34.2 - 37.9 | 10 | 5.0 | 10 | 1 | 10 | 140 | 26 | 1.0 |
| SMA4749A | 37.2 - 41.5 | 10 | 5.0 | 10 | 1 | 10 | 140 | 24 | 1.0 |
| SMA4750A | 40.0 - 44.5 | 10 | 5.0 | 10 | 1 | 10 | 140 | 22 | 1.0 |
| SMA4751A | 43.0 - 47.5 | 10 | 5.0 | 10 | 1 | 10 | 140 | 20 | 1.0 |
| SMA4752A | 47.5 - 52.5 | 10 | 5.0 | 10 | 1 | 10 | 140 | 18 | 1.0 |
| SMA4753A | 51.0 - 56.0 | 10 | 5.0 | 10 | 1 | 10 | 140 | 17 | 1.0 |
| SMA4754A | 55.0 - 61.0 | 10 | 5.0 | 10 | 1 | 10 | 140 | 16 | 1.0 |
| SMA4755A | 60.0 - 66.0 | 10 | 5.0 | 10 | 1 | 10 | 140 | 15 | 1.0 |
| SMA4756A | 64.6 - 71.7 | 10 | 5.0 | 10 | 1 | 10 | 140 | 14 | 1.0 |
| SMA4757A | 71.7 - 78.8 | 10 | 5.0 | 10 | 1 | 10 | 140 | 13 | 1.0 |
| SMA4758A | 78.8 - 87.0 | 10 | 5.0 | 10 | 1 | 10 | 140 | 12 | 1.0 |
| SMA4759A | 86.0 - 95.0 | 10 | 5.0 | 10 | 1 | 10 | 140 | 11 | 1.0 |
| SMA4760A | 95.0 - 105 | 10 | 5.0 | 10 | 1 | 10 | 140 | 10 | 1.0 |
| SMA4761A | 104 - 116 | 10 | 5.0 | 10 | 1 | 10 | 140 | 9.5 | 1.0 |
| SMA4762A | 114 - 126 | 10 | 5.0 | 10 | 1 | 10 | 140 | 9.0 | 1.0 |
| SMA4763A | 124 - 138 | 10 | 5.0 | 10 | 1 | 10 | 140 | 8.5 | 1.0 |
| SMA4764A | 138 - 152 | 10 | 5.0 | 10 | 1 | 10 | 140 | 8.0 | 1.0 |
| SMA4765A | 152 - 170 | 10 | 5.0 | 10 | 1 | 10 | 140 | 7.5 | 1.0 |
| SMA4766A | 168 - 189 | 10 | 5.0 | 10 | 1 | 10 | 140 | 7.0 | 1.0 |
| SMA4767A | 189 - 211 | 10 | 5.0 | 10 | 1 | 10 | 140 | 6.5 | 1.0 |
| SMA4768A | 209 - 233 | 10 | 5.0 | 10 | 1 | 10 | 140 | 6.0 | 1.0 |
| SMA4769A | 229 - 253 | 10 | 5.0 | 10 | 1 | 10 | 140 | 5.5 | 1.0 |
| SMA4770A | 249 - 273 | 10 | 5.0 | 10 | 1 | 10 | 140 | 5.0 | 1.0 |
| SMA4771A | 269 - 297 | 10 | 5.0 | 10 | 1 | 10 | 140 | 4.5 | 1.0 |
| SMA4772A | 289 - 313 | 10 | 5.0 | 10 | 1 | 10 | 140 | 4.0 | 1.0 |
| SMA4773A | 313 - 346 | 10 | 5.0 | 10 | 1 | 10 | 140 | 3.5 | 1.0 |
| SMA4774A | 346 - 381 | 10 | 5.0 | 10 | 1 | 10 | 140 | 3.0 | 1.0 |
| SMA4775A | 372 - 415 | 10 | 5.0 | 10 | 1 | 10 | 140 | 2.8 | 1.0 |
| SMA4776A | 400 - 440 | 10 | 5.0 | 10 | 1 | 10 | 140 | 2.5 | 1.0 |
| SMA4777A | 430 - 473 | 10 | 5.0 | 10 | 1 | 10 | 140 | 2.3 | 1.0 |
2412061645_GOODWORK-1SMA4728A_C17702901.pdf
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