Hefei Purple Horn E-Commerce Co., Ltd.
| Operating Junction Temperature Range | -65℃~+150℃ |
| Impedance(Zzt) | 23Ω |
| Diode Configuration | Independent |
| Pd - Power Dissipation | 500mW |
| Zener Voltage(Range) | 20.8V~23.3V |
| Zener Voltage(Nom) | 22V |
| Description | Zener Diode Independent 22V 500mW Surface Mount DO-214AC(SMA) |
| Mfr. Part # | 1SMA4748A |
| Package | DO-214AC(SMA) |
| Model Number | 1SMA4748A |
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Product Specification
| Operating Junction Temperature Range | -65℃~+150℃ | Impedance(Zzt) | 23Ω |
| Diode Configuration | Independent | Pd - Power Dissipation | 500mW |
| Zener Voltage(Range) | 20.8V~23.3V | Zener Voltage(Nom) | 22V |
| Description | Zener Diode Independent 22V 500mW Surface Mount DO-214AC(SMA) | Mfr. Part # | 1SMA4748A |
| Package | DO-214AC(SMA) | Model Number | 1SMA4748A |
The 1SMA4728A THRU 1SMA4777A series are surface mount power voltage-regulating diodes designed for a wide range of applications. They feature high temperature soldering, low leakage current, fast response time, and excellent clamping capability. The low profile package and built-in strain relief make them suitable for various electronic designs.
| 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) | ZT (at IZT) (mA) | Dynamic Impedance ZZT (at IZT) Max () | Reverse Current IR at VR Max (A) | Admissible Zener Current IZM (mA) | Forward Voltage VF (at IF) (V) | Reverse Voltage VR (V) |
| SMA4728A | 4.84 - 5.36 | 7.0 | 10 | 100 | 1 | 1.0 | 3.3 |
| SMA4729A | 5.32 - 5.92 | 7.0 | 10 | 100 | 1 | 1.0 | 3.10 |
| SMA4730A | 5.86 - 6.51 | 7.0 | 10 | 100 | 1 | 1.0 | 3.50 |
| SMA4731A | 6.46 - 7.18 | 7.0 | 10 | 100 | 1 | 1.0 | 3.3 |
| SMA4732A | 7.12 - 7.88 | 5.0 | 9.0 | 50 | 1 | 1.0 | 3.6 |
| SMA4733A | 7.79 - 8.67 | 5.0 | 9.0 | 25 | 1 | 1.0 | 3.9 |
| SMA4734A | 8.60 - 9.59 | 5.0 | 8.0 | 10 | 1 | 1.0 | 4.3 |
| SMA4735A | 9.50 - 10.5 | 5.0 | 8.0 | 10 | 1 | 1.0 | 4.7 |
| SMA4736A | 10.4 - 11.6 | 5.0 | 7.5 | 10 | 1 | 1.0 | 3.40 |
| SMA4737A | 11.4 - 12.6 | 5.0 | 7.0 | 10 | 1 | 1.0 | 3.70 |
| SMA4738A | 12.4 - 13.8 | 5.0 | 6.5 | 10 | 1 | 1.0 | 4.06 |
| SMA4739A | 13.8 - 15.2 | 5.0 | 6.0 | 10 | 1 | 1.0 | 4.50 |
| SMA4740A | 15.2 - 16.8 | 5.0 | 5.5 | 10 | 1 | 1.0 | 3.80 |
| SMA4741A | 16.8 - 18.2 | 5.0 | 5.0 | 10 | 1 | 1.0 | 4.10 |
| SMA4742A | 18.0 - 20.0 | 5.0 | 4.5 | 10 | 1 | 1.0 | 4.56 |
| SMA4743A | 19.0 - 21.2 | 5.0 | 4.0 | 10 | 1 | 1.0 | 4.93 |
| SMA4744A | 20.8 - 23.3 | 5.0 | 3.7 | 10 | 1 | 1.0 | 5.36 |
| SMA4745A | 22.8 - 25.3 | 5.0 | 3.5 | 10 | 1 | 1.0 | 5.92 |
| SMA4746A | 25.3 - 28.9 | 5.0 | 3.3 | 10 | 1 | 1.0 | 6.51 |
| SMA4747A | 28.2 - 31.3 | 3.5 | 3.1 | 10 | 1 | 1.0 | 7.12 |
| SMA4748A | 31.3 - 34.9 | 3.5 | 2.8 | 10 | 1 | 1.0 | 7.79 |
| SMA4749A | 34.2 - 37.9 | 3.5 | 2.6 | 10 | 1 | 1.0 | 8.60 |
| SMA4750A | 37.2 - 41.5 | 3.5 | 2.4 | 10 | 1 | 1.0 | 9.50 |
| SMA4751A | 40.0 - 44.0 | 3.5 | 2.2 | 10 | 1 | 1.0 | 10.4 |
| SMA4752A | 44.0 - 48.4 | 3.5 | 2.0 | 10 | 1 | 1.0 | 11.4 |
| SMA4753A | 48.4 - 53.6 | 3.5 | 1.9 | 10 | 1 | 1.0 | 12.4 |
| SMA4754A | 53.6 - 59.0 | 3.5 | 1.7 | 10 | 1 | 1.0 | 13.8 |
| SMA4755A | 58.9 - 65.1 | 3.5 | 1.6 | 10 | 1 | 1.0 | 15.2 |
| SMA4756A | 65.6 - 72.2 | 3.5 | 1.4 | 10 | 1 | 1.0 | 16.8 |
| SMA4757A | 71.7 - 78.8 | 3.5 | 1.2 | 10 | 1 | 1.0 | 19.0 |
| SMA4758A | 78.8 - 87.0 | 3.5 | 1.0 | 10 | 1 | 1.0 | 20.8 |
| SMA4759A | 86.0 - 95.0 | 3.5 | 1.0 | 10 | 1 | 1.0 | 22.8 |
| SMA4760A | 95.0 - 105 | 3.5 | 1.0 | 10 | 1 | 1.0 | 25.3 |
| SMA4761A | 104 - 116 | 3.5 | 1.0 | 10 | 1 | 1.0 | 28.2 |
| SMA4762A | 114 - 126 | 3.5 | 1.0 | 10 | 1 | 1.0 | 31.3 |
| SMA4763A | 124 - 138 | 3.5 | 1.0 | 10 | 1 | 1.0 | 34.2 |
| SMA4764A | 138 - 152 | 3.5 | 1.0 | 10 | 1 | 1.0 | 37.2 |
| SMA4765A | 152 - 168 | 3.5 | 1.0 | 10 | 1 | 1.0 | 40.0 |
| SMA4766A | 168 - 182 | 3.5 | 1.0 | 10 | 1 | 1.0 | 44.0 |
| SMA4767A | 180 - 200 | 3.5 | 1.0 | 10 | 1 | 1.0 | 47.0 |
| SMA4768A | 190 - 212 | 3.5 | 1.0 | 10 | 1 | 1.0 | 51.0 |
| SMA4769A | 208 - 233 | 3.5 | 1.0 | 10 | 1 | 1.0 | 56.0 |
| SMA4770A | 228 - 253 | 3.5 | 1.0 | 10 | 1 | 1.0 | 62.0 |
| SMA4771A | 253 - 279 | 3.5 | 1.0 | 10 | 1 | 1.0 | 68.0 |
| SMA4772A | 282 - 313 | 3.5 | 1.0 | 10 | 1 | 1.0 | 75.0 |
| SMA4773A | 313 - 346 | 3.5 | 1.0 | 10 | 1 | 1.0 | 82.0 |
| SMA4774A | 346 - 381 | 3.5 | 1.0 | 10 | 1 | 1.0 | 91.0 |
| SMA4775A | 372 - 409 | 3.5 | 1.0 | 10 | 1 | 1.0 | 100 |
| SMA4776A | 409 - 450 | 3.5 | 1.0 | 10 | 1 | 1.0 | 110 |
| SMA4777A | 450 - 500 | 3.5 | 1.0 | 10 | 1 | 1.0 | 120 |
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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