Hefei Purple Horn E-Commerce Co., Ltd.
| Operating Junction Temperature Range | -55℃~+150℃ |
| Impedance(Zzt) | 9Ω |
| Diode Configuration | Independent |
| Pd - Power Dissipation | 1W |
| Zener Voltage(Range) | 11.4V~12.6V |
| Zener Voltage(Nom) | 12V |
| Impedance(Zzk) | 700Ω |
| Description | Zener Diode Independent 12V 1W Surface Mount SMA |
| Mfr. Part # | 1SMA4742A |
| Package | SMA |
| Model Number | 1SMA4742A |
View Detail Information
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Product Specification
| Operating Junction Temperature Range | -55℃~+150℃ | Impedance(Zzt) | 9Ω |
| Diode Configuration | Independent | Pd - Power Dissipation | 1W |
| Zener Voltage(Range) | 11.4V~12.6V | Zener Voltage(Nom) | 12V |
| Impedance(Zzk) | 700Ω | Description | Zener Diode Independent 12V 1W Surface Mount SMA |
| Mfr. Part # | 1SMA4742A | Package | SMA |
| Model Number | 1SMA4742A |
The 1SMA4728A - 1SMA4764A series are surface mount silicon Zener diodes designed for a complete voltage range from 3.3 to 100 volts. These diodes offer high peak reverse power dissipation, high reliability, and low leakage current, making them suitable for various voltage regulation applications. The standard zener voltage tolerance is 5%.
| Type | Nominal Zener Voltage (V) @ IZT (mA) | Maximum Zener Current (mA) | Maximum Reverse Leakage Current (A) @ VR (V) | Maximum DC Power Dissipation (W) at TL = 75C | Maximum Forward Voltage (V) at IF = 200 mA | Junction Temperature Range (C) | Storage Temperature Range (C) |
| 1SMA4728A | 3.3 @ 76.0 | 100 | 1.0 @ 1.0 | 1.0 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4729A | 3.6 @ 69.0 | 100 | 1.0 @ 1.0 | 1.0 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4730A | 3.9 @ 64.0 | 50 | 1.0 @ 1.0 | 1.0 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4731A | 4.3 @ 58.0 | 10 | 1.0 @ 1.0 | 1.0 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4732A | 4.7 @ 53.0 | 10 | 1.0 @ 1.0 | 1.0 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4733A | 5.1 @ 49.0 | 10 | 1.0 @ 1.0 | 1.0 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4734A | 5.6 @ 45.0 | 10 | 2.0 @ 5.6 | 1.0 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4735A | 6.2 @ 41.0 | 10 | 3.0 @ 6.2 | 1.0 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4736A | 6.8 @ 37.0 | 50 | 4.0 @ 6.8 | 1.0 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4737A | 7.5 @ 34.0 | 50 | 5.0 @ 7.5 | 0.5 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4738A | 8.2 @ 31.0 | 50 | 6.0 @ 8.2 | 0.5 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4739A | 9.1 @ 28.0 | 50 | 7.0 @ 9.1 | 0.5 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4740A | 10 @ 25.0 | 50 | 7.6 @ 10 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4741A | 11 @ 23.0 | 50 | 8.4 @ 11 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4742A | 12 @ 21.0 | 5.0 | 9.1 @ 12 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4743A | 13 @ 19.0 | 5.0 | 9.9 @ 13 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4744A | 15 @ 17.0 | 5.0 | 11.4 @ 15 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4745A | 16 @ 15.5 | 5.0 | 12.2 @ 16 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4746A | 18 @ 14.0 | 5.0 | 13.7 @ 18 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4747A | 20 @ 12.5 | 5.0 | 15.2 @ 20 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4748A | 22 @ 11.5 | 5.0 | 16.7 @ 22 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4749A | 24 @ 10.5 | 5.0 | 18.2 @ 24 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4750A | 27 @ 9.5 | 5.0 | 20.6 @ 27 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4751A | 30 @ 8.5 | 5.0 | 22.8 @ 30 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4752A | 33 @ 7.5 | 5.0 | 25.1 @ 33 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4753A | 36 @ 7.0 | 5.0 | 27.4 @ 36 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4754A | 39 @ 6.5 | 5.0 | 29.7 @ 39 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4755A | 43 @ 6.0 | 5.0 | 32.7 @ 43 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4756A | 47 @ 5.5 | 5.0 | 35.8 @ 47 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4757A | 51 @ 5.0 | 5.0 | 38.8 @ 51 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4758A | 56 @ 4.5 | 5.0 | 42.6 @ 56 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4759A | 62 @ 4.0 | 5.0 | 47.1 @ 62 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4760A | 68 @ 3.7 | 5.0 | 51.7 @ 68 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4761A | 75 @ 3.3 | 5.0 | 56.0 @ 75 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4762A | 82 @ 3.0 | 5.0 | 62.2 @ 82 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4763A | 91 @ 2.8 | 5.0 | 69.2 @ 91 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
| 1SMA4764A | 100 @ 2.5 | 5.0 | 76.0 @ 100 | 0.25 | 1.2 | -55 to +150 | -55 to +150 |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
300~500
Ecer Certification：
Verified Supplier
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