Hefei Purple Horn E-Commerce Co., Ltd.
| Operating Junction Temperature Range | -65℃~+150℃ |
| Impedance(Zzt) | 22Ω |
| Diode Configuration | 1 Independent |
| Zener Voltage(Range) | 19V~21.2V |
| Pd - Power Dissipation | 1W |
| Zener Voltage(Nom) | 20V |
| Impedance(Zzk) | 750Ω |
| Description | 1 Independent 19V~21.2V 1W 20V SMA Single Zener Diodes RoHS |
| Mfr. Part # | 1SMA4747A |
| Package | SMA |
| Model Number | 1SMA4747A |
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Product Specification
| Operating Junction Temperature Range | -65℃~+150℃ | Impedance(Zzt) | 22Ω |
| Diode Configuration | 1 Independent | Zener Voltage(Range) | 19V~21.2V |
| Pd - Power Dissipation | 1W | Zener Voltage(Nom) | 20V |
| Impedance(Zzk) | 750Ω | Description | 1 Independent 19V~21.2V 1W 20V SMA Single Zener Diodes RoHS |
| Mfr. Part # | 1SMA4747A | Package | SMA |
| Model Number | 1SMA4747A |
The 1SMA4728A THRU 1SMA4777A series are surface mount power voltage-regulating diodes designed for a wide range of applications. They offer high temperature soldering, fast response times, excellent clamping capability, and a low profile package. These diodes are suitable for surface mount applications and feature built-in strain relief.
| 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) |
| Type Marking | Zener Voltage Range VZT (at IZT) (V) | IZT (mA) | ZZT Max (at IZT) () | IR at VR Max (A) | VR (V) | IZM (mA) | VF at IF Max (V) |
| SMA4728A | 4.84 - 5.36 | 10 | 7.0 | 100 | 1 | 186 | 1.0 |
| SMA4729A | 5.32 - 5.92 | 10 | 7.0 | 100 | 1 | 170 | 1.0 |
| SMA4730A | 5.86 - 6.51 | 10 | 5.0 | 100 | 1 | 154 | 1.0 |
| SMA4731A | 6.51 - 7.18 | 10 | 4.0 | 100 | 1 | 127 | 1.0 |
| SMA4732A | 7.12 - 7.88 | 10 | 3.5 | 100 | 1 | 116 | 1.0 |
| SMA4733A | 7.79 - 8.67 | 10 | 3.5 | 100 | 1 | 104 | 1.0 |
| SMA4734A | 8.60 - 9.59 | 10 | 3.5 | 100 | 1 | 95 | 1.0 |
| SMA4735A | 9.50 - 10.5 | 10 | 3.5 | 100 | 1 | 86 | 1.0 |
| SMA4736A | 10.4 - 11.6 | 10 | 3.5 | 100 | 1 | 79 | 1.0 |
| SMA4737A | 11.4 - 12.6 | 10 | 3.5 | 100 | 1 | 71 | 1.0 |
| SMA4738A | 12.4 - 13.8 | 10 | 3.5 | 100 | 1 | 63 | 1.0 |
| SMA4739A | 13.8 - 15.2 | 10 | 3.5 | 100 | 1 | 58 | 1.0 |
| SMA4740A | 15.2 - 17.1 | 10 | 3.5 | 100 | 1 | 52 | 1.0 |
| SMA4741A | 16.8 - 19.0 | 10 | 3.5 | 100 | 1 | 47 | 1.0 |
| SMA4742A | 19.0 - 21.2 | 10 | 3.5 | 100 | 1 | 43 | 1.0 |
| SMA4743A | 20.8 - 23.3 | 10 | 3.5 | 100 | 1 | 38 | 1.0 |
| SMA4744A | 22.8 - 26.0 | 10 | 3.5 | 100 | 1 | 35 | 1.0 |
| SMA4745A | 25.3 - 28.9 | 10 | 3.5 | 100 | 1 | 32 | 1.0 |
| SMA4746A | 28.2 - 31.3 | 10 | 3.5 | 100 | 1 | 28 | 1.0 |
| SMA4747A | 31.3 - 34.9 | 10 | 3.5 | 100 | 1 | 26 | 1.0 |
| SMA4748A | 34.2 - 37.9 | 10 | 3.5 | 100 | 1 | 24 | 1.0 |
| SMA4749A | 37.2 - 41.5 | 10 | 3.5 | 100 | 1 | 22 | 1.0 |
| SMA4750A | 40.0 - 45.0 | 10 | 3.5 | 100 | 1 | 20 | 1.0 |
| SMA4751A | 45.0 - 50.0 | 10 | 3.5 | 100 | 1 | 18 | 1.0 |
| SMA4752A | 50.0 - 56.0 | 10 | 3.5 | 100 | 1 | 16 | 1.0 |
| SMA4753A | 56.0 - 62.0 | 10 | 3.5 | 100 | 1 | 14 | 1.0 |
| SMA4754A | 62.0 - 68.0 | 10 | 3.5 | 100 | 1 | 13 | 1.0 |
| SMA4755A | 68.0 - 75.0 | 10 | 3.5 | 100 | 1 | 12 | 1.0 |
| SMA4756A | 75.0 - 82.0 | 10 | 3.5 | 100 | 1 | 11 | 1.0 |
| SMA4757A | 82.0 - 91.0 | 10 | 3.5 | 100 | 1 | 10 | 1.0 |
| SMA4758A | 91.0 - 100 | 5 | 5.0 | 50 | 1 | 9.0 | 1.0 |
| SMA4759A | 100 - 110 | 5 | 5.0 | 50 | 1 | 8.0 | 1.0 |
| SMA4760A | 110 - 120 | 5 | 5.0 | 50 | 1 | 7.0 | 1.0 |
| SMA4761A | 120 - 135 | 5 | 5.0 | 50 | 1 | 7.0 | 1.0 |
| SMA4762A | 135 - 150 | 5 | 5.0 | 50 | 1 | 6.0 | 1.0 |
| SMA4763A | 150 - 165 | 5 | 5.0 | 50 | 1 | 5.0 | 1.0 |
| SMA4764A | 165 - 180 | 5 | 5.0 | 50 | 1 | 5.0 | 1.0 |
| SMA4765A | 180 - 200 | 5 | 5.0 | 50 | 1 | 4.0 | 1.0 |
| SMA4766A | 200 - 220 | 5 | 5.0 | 50 | 1 | 3.5 | 1.0 |
| SMA4767A | 220 - 240 | 5 | 5.0 | 50 | 1 | 3.1 | 1.0 |
| SMA4768A | 240 - 260 | 5 | 5.0 | 50 | 1 | 2.8 | 1.0 |
| SMA4769A | 260 - 280 | 5 | 5.0 | 50 | 1 | 2.5 | 1.0 |
| SMA4770A | 280 - 313 | 5 | 5.0 | 50 | 1 | 2.3 | 1.0 |
| SMA4771A | 313 - 346 | 5 | 5.0 | 50 | 1 | 2.0 | 1.0 |
| SMA4772A | 346 - 379 | 5 | 5.0 | 50 | 1 | 1.9 | 1.0 |
| SMA4773A | 379 - 415 | 5 | 5.0 | 50 | 1 | 1.7 | 1.0 |
| SMA4774A | 415 - 450 | 5 | 5.0 | 50 | 1 | 1.6 | 1.0 |
| SMA4775A | 450 - 495 | 5 | 5.0 | 50 | 1 | 1.4 | 1.0 |
| SMA4776A | 495 - 545 | 5 | 5.0 | 50 | 1 | 1.2 | 1.0 |
| SMA4777A | 545 - 605 | 5 | 5.0 | 50 | 1 | 1.0 | 1.0 |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
300~500
Ecer Certification：
Verified Supplier
Company Profile Hefei Purple Horn E-Commerce Co., Ltd. is a professional company focus on integrated circuit ic business. Hefei Purple Horn E-Commerce Co., Ltd. will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and... Company Profile Hefei Purple Horn E-Commerce Co., Ltd. is a professional company focus on integrated circuit ic business. Hefei Purple Horn E-Commerce Co., Ltd. will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and...
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