Fast Response Power Voltage Regulating Diode GOODWORK 1SMA4729A Surface Mount with Low Leakage Current
Key Attributes
Model Number:
1SMA4729A
Product Custom Attributes
Operating Junction Temperature Range:
-65℃~+150℃
Impedance(Zzt):
10Ω
Diode Configuration:
Independent
Pd - Power Dissipation:
500mW
Zener Voltage(Range):
3.4V~3.8V
Zener Voltage(Nom):
3.6V
Mfr. Part #:
1SMA4729A
Package:
DO-214AC(SMA)
Product Description
Product Overview
The 1SMA4728A THRU 1SMA4777A series are surface mount power voltage-regulating diodes designed for high-temperature soldering applications. They feature fast response times, excellent clamping capability, and a low profile package. These diodes are suitable for a wide range of voltage regulation applications from 3.3V to 300V.
Product Attributes
- Application: Surface mount
- Soldering: High temperature soldering guaranteed: 260 C / 10 seconds
- Response Time: Fast, typically less than 1.0 ps
- Leakage Current: Typical IR less than 1mA above 10V
- Clamping Capability: Excellent
- Package: Low profile, molded plastic
- Flame Retardant: UL 94V-0
- Lead: Solderable per MIL-STD-202, method 208
- Polarity: Color band denotes cathode end (except Bidirectional)
- Mounting Position: Any
- Weight: 0.063 grams
Technical Specifications
| Parameter | Symbol | 1SMA4728A THRU 1SMA4777A | 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) |
| Reverse Zener voltage at IZT | VZ | See Table | V | |
| Reverse current | IZT | See Table | mA | |
| Maximum Zener impedance at IZT | ZZT | See Table | ||
| Reverse current | IZK | See Table | mA | |
| Maximum Zener impedance at IZK | ZZK | See Table | ||
| Reverse leakage current at VR | IR | See Table | A | |
| Reverse voltage | VR | See Table | V | |
| Forward current | IF | See Table | mA | |
| Forward voltage at IF | VF | See Table | V | |
| Maximum DC Zener current | IZM | See Table | mA |
| Type Marking | Zener Voltage Range VZT (at IZT) (V) | IZT (mA) | ZZT (at IZT) Max () | IR at VR Max (A) | IZM (mA) | VF (at IF) (V) | Admissible Zener Current IZM (mA) |
| SMA4728A | 4.84 - 5.36 | 10 | 10 | 100 | 186 | 1.1 | 1 |
| SMA4729A | 5.32 - 5.92 | 10 | 10 | 75 | 170 | 1.1 | 1 |
| SMA4730A | 5.86 - 6.51 | 10 | 10 | 69 | 154 | 1.1 | 1 |
| SMA4731A | 6.46 - 7.18 | 10 | 9.0 | 52 | 127 | 1.1 | 1 |
| SMA4732A | 7.0 - 7.7 | 10 | 9.0 | 47 | 116 | 1.1 | 1 |
| SMA4733A | 7.7 - 8.5 | 10 | 8.0 | 43 | 104 | 1.1 | 1 |
| SMA4734A | 8.1 - 8.9 | 10 | 8.0 | 40.9 | 95 | 1.1 | 1 |
| SMA4735A | 8.6 - 9.5 | 10 | 7.0 | 38 | 86 | 1.1 | 1 |
| SMA4736A | 9.1 - 10.1 | 10 | 7.0 | 35 | 79 | 1.1 | 1 |
| SMA4737A | 9.5 - 10.5 | 10 | 7.0 | 33 | 71 | 1.1 | 1 |
| SMA4738A | 10.4 - 11.6 | 10 | 6.0 | 31 | 63 | 1.1 | 1 |
| SMA4739A | 11.4 - 12.6 | 10 | 5.0 | 28 | 58 | 1.1 | 1 |
| SMA4740A | 12.4 - 13.8 | 10 | 5.0 | 26 | 52 | 1.1 | 1 |
| SMA4741A | 13.8 - 15.2 | 10 | 5.0 | 24 | 47 | 1.1 | 1 |
| SMA4742A | 15.2 - 16.8 | 10 | 5.0 | 23 | 43 | 1.1 | 1 |
| SMA4743A | 16.8 - 18.8 | 10 | 5.0 | 21 | 38 | 1.1 | 1 |
| SMA4744A | 18.0 - 20.0 | 10 | 5.0 | 20 | 35 | 1.1 | 1 |
| SMA4745A | 19.0 - 21.0 | 10 | 5.0 | 18 | 32 | 1.1 | 1 |
| SMA4746A | 20.8 - 23.1 | 10 | 5.0 | 17 | 28 | 1.1 | 1 |
| SMA4747A | 22.8 - 25.3 | 10 | 5.0 | 16 | 25 | 1.1 | 1 |
| SMA4748A | 24.7 - 27.5 | 10 | 5.0 | 15 | 23 | 1.1 | 1 |
| SMA4749A | 27.5 - 30.3 | 10 | 5.0 | 14 | 21 | 1.1 | 1 |
| SMA4750A | 30.4 - 33.8 | 10 | 5.0 | 13 | 19 | 1.1 | 1 |
| SMA4751A | 33.0 - 36.3 | 10 | 5.0 | 12 | 17 | 1.1 | 1 |
| SMA4752A | 36.0 - 40.0 | 10 | 5.0 | 11 | 16 | 1.1 | 1 |
| SMA4753A | 40.0 - 44.0 | 10 | 5.0 | 10 | 14 | 1.1 | 1 |
| SMA4754A | 43.0 - 47.3 | 10 | 5.0 | 9.5 | 13 | 1.1 | 1 |
| SMA4755A | 47.5 - 52.5 | 10 | 5.0 | 9.0 | 12 | 1.1 | 1 |
| SMA4756A | 51.0 - 56.1 | 10 | 5.0 | 8.5 | 11 | 1.1 | 1 |
| SMA4757A | 55.0 - 60.5 | 10 | 5.0 | 8.0 | 10 | 1.1 | 1 |
| SMA4758A | 60.0 - 66.0 | 10 | 5.0 | 7.5 | 9.0 | 1.1 | 1 |
| SMA4759A | 65.0 - 71.5 | 10 | 5.0 | 7.0 | 8.0 | 1.1 | 1 |
| SMA4760A | 70.0 - 77.0 | 10 | 5.0 | 7.0 | 7.0 | 1.1 | 1 |
| SMA4761A | 75.0 - 82.5 | 10 | 5.0 | 6.5 | 7.0 | 1.1 | 1 |
| SMA4762A | 81.0 - 89.1 | 10 | 5.0 | 6.0 | 6.0 | 1.1 | 1 |
| SMA4763A | 87.0 - 95.7 | 10 | 5.0 | 5.5 | 5.5 | 1.1 | 1 |
| SMA4764A | 95.0 - 105 | 10 | 5.0 | 5.0 | 5.0 | 1.1 | 1 |
| SMA4765A | 100 - 110 | 10 | 5.0 | 5.0 | 5.0 | 1.1 | 1 |
| SMA4766A | 110 - 121 | 10 | 5.0 | 4.5 | 4.5 | 1.1 | 1 |
| SMA4767A | 120 - 132 | 10 | 5.0 | 4.0 | 4.0 | 1.1 | 1 |
| SMA4768A | 130 - 143 | 10 | 5.0 | 4.0 | 4.0 | 1.1 | 1 |
| SMA4769A | 140 - 154 | 10 | 5.0 | 3.7 | 3.7 | 1.1 | 1 |
| SMA4770A | 150 - 165 | 10 | 5.0 | 3.5 | 3.5 | 1.1 | 1 |
| SMA4771A | 160 - 176 | 10 | 5.0 | 3.3 | 3.3 | 1.1 | 1 |
| SMA4772A | 170 - 187 | 10 | 5.0 | 3.1 | 3.1 | 1.1 | 1 |
| SMA4773A | 180 - 198 | 10 | 5.0 | 3.0 | 3.0 | 1.1 | 1 |
| SMA4774A | 190 - 209 | 10 | 5.0 | 2.8 | 2.8 | 1.1 | 1 |
| SMA4775A | 200 - 220 | 10 | 5.0 | 2.7 | 2.7 | 1.1 | 1 |
| SMA4776A | 210 - 231 | 10 | 5.0 | 2.6 | 2.6 | 1.1 | 1 |
| SMA4777A | 220 - 242 | 10 | 5.0 | 2.5 | 2.5 | 1.1 | 1 |
2408021744_GOODWORK-1SMA4729A_C17702900.pdf
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