Jingdao Microelectronics 1SMA4730A Silicon Zener Diode with 1 Watt Power Dissipation and SMA Package
Key Attributes
Model Number:
1SMA4730A
Product Custom Attributes
Operating Junction Temperature Range:
-55℃~+150℃
Impedance(Zzt):
9Ω
Diode Configuration:
Independent
Zener Voltage(Range):
3.7V~4.1V
Pd - Power Dissipation:
1W
Zener Voltage(Nom):
3.9V
Mfr. Part #:
1SMA4730A
Package:
SMA
Product Description
Product Overview
The 1SMA4728A-1W series are silicon planar Zener diodes designed for surface-mounted applications. They offer a wide zener reverse voltage range from 3.3V to 330V and a maximum power dissipation of 1W. The small plastic SMA package is suitable for automated assembly.
Product Attributes
- Brand: Jingdao Microelectronics co.LTD
- Origin: Shandong, China
Technical Specifications
| Type | Zener Voltage Range (V) Nom | Zener Voltage Range (V) Min | Zener Voltage Range (V) Max | Forward Voltage VF (V) Max (at IF = 200 mA) | Reverse Current IR (A) Max (at VR) | Dynamic Impedance ZZT () Max (at IZT) | Admissible Zener Current IZM (mA) | Power Dissipation PD (W) Max | Junction Temperature Range TJ (C) | Storage Temperature Range TS (C) |
| 1SMA4728A | 3.3 | 3.10 | 3.50 | 1.2 | 10 | 100 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4729A | 3.6 | 3.3 | 3.9 | 1.2 | 10 | 100 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4730A | 3.9 | 3.50 | 4.3 | 1.2 | 10 | 100 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4731A | 4.3 | 3.70 | 4.7 | 1.2 | 10 | 100 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4732A | 4.7 | 4.06 | 4.50 | 1.2 | 10 | 75 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4733A | 5.1 | 4.50 | 5.36 | 1.2 | 10 | 75 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4734A | 5.6 | 4.93 | 5.92 | 1.2 | 10 | 75 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4735A | 6.2 | 5.57 | 6.51 | 1.2 | 10 | 75 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4736A | 6.8 | 6.17 | 7.18 | 1.2 | 10 | 75 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4737A | 7.5 | 6.80 | 8.20 | 1.2 | 10 | 70 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4738A | 8.2 | 7.40 | 9.00 | 1.2 | 5 | 65 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4739A | 9.1 | 8.20 | 10.0 | 1.2 | 5 | 60 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4740A | 10 | 9.00 | 11.0 | 1.2 | 5 | 58 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4741A | 11 | 9.90 | 12.1 | 1.2 | 5 | 53 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4742A | 12 | 10.8 | 13.2 | 1.2 | 5 | 50 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4743A | 13 | 11.7 | 14.3 | 1.2 | 5 | 49 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4744A | 15 | 13.5 | 16.5 | 1.2 | 5 | 47 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4745A | 16 | 14.4 | 17.6 | 1.2 | 5 | 45 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4746A | 18 | 16.2 | 19.8 | 1.2 | 5 | 44 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4747A | 20 | 18.0 | 22.0 | 1.2 | 5 | 43 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4748A | 22 | 19.8 | 24.2 | 1.2 | 5 | 40.9 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4749A | 24 | 21.6 | 26.4 | 1.2 | 5 | 40 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4750A | 27 | 24.3 | 29.7 | 1.2 | 5 | 38 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4751A | 30 | 27.0 | 33.0 | 1.2 | 5 | 35 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4752A | 33 | 29.7 | 36.3 | 1.2 | 5 | 31 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4753A | 36 | 32.4 | 39.6 | 1.2 | 5 | 28 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4754A | 39 | 35.1 | 42.9 | 1.2 | 5 | 26 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4755A | 43 | 38.7 | 47.3 | 1.2 | 5 | 24 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4756A | 47 | 42.3 | 51.7 | 1.2 | 5 | 23 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4757A | 51 | 45.9 | 56.1 | 1.2 | 5 | 21 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4758A | 56 | 50.4 | 61.6 | 1.2 | 5 | 19 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4759A | 62 | 55.8 | 68.2 | 1.2 | 5 | 17 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4760A | 68 | 61.2 | 74.8 | 1.2 | 5 | 16 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4761A | 75 | 67.5 | 82.5 | 1.2 | 5 | 14 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4762A | 82 | 73.8 | 90.2 | 1.2 | 5 | 13 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4763A | 91 | 81.9 | 100.1 | 1.2 | 5 | 12 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4764A | 100 | 90.0 | 110.0 | 1.2 | 5 | 11 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4765A | 110 | 99.0 | 121.0 | 1.2 | 5 | 10 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4766A | 120 | 108.0 | 132.0 | 1.2 | 5 | 10 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4767A | 130 | 117.0 | 143.0 | 1.2 | 5 | 9.5 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4768A | 150 | 135.0 | 165.0 | 1.2 | 5 | 8.5 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4769A | 160 | 144.0 | 176.0 | 1.2 | 5 | 7.8 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4770A | 170 | 153.0 | 187.0 | 1.2 | 5 | 7.1 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4771A | 180 | 162.0 | 198.0 | 1.2 | 5 | 6.5 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4772A | 200 | 180.0 | 220.0 | 1.2 | 5 | 6.0 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4773A | 220 | 198.0 | 242.0 | 1.2 | 5 | 5.5 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4774A | 240 | 216.0 | 264.0 | 1.2 | 5 | 5.0 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4775A | 250 | 225.0 | 275.0 | 1.2 | 5 | 4.7 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4776A | 270 | 243.0 | 297.0 | 1.2 | 5 | 4.3 | 250 | 1 | -55 to +150 | -55 to +150 |
| 1SMA4777A | 300 | 270.0 | 330.0 | 1.2 | 5 | 3.9 | 250 | 1 | -55 to +150 | -55 to +150 |
2304140030_Jingdao-Microelectronics-1SMA4730A_C438352.pdf
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