Zener Diode JSCJ 1SMA4749A Voltage Stabilization Component with Precise Regulation and Marking Band
Key Attributes
Model Number:
1SMA4749A
Product Custom Attributes
Operating Junction Temperature Range:
-55℃~+150℃
Impedance(Zzt):
25Ω
Zener Voltage(Range):
-
Pd - Power Dissipation:
1W
Zener Voltage(Nom):
24V
Impedance(Zzk):
750Ω
Mfr. Part #:
1SMA4749A
Package:
SMAG
Product Description
Product Overview
This product is a series of Zener Diodes designed for voltage stabilization. They are available in a wide range of Zener voltages from 3.0V to 300V, with standard tolerances of 5% on the nominal Zener voltage. These diodes are suitable for various applications requiring precise voltage regulation and offer features like a marking band to indicate the cathode.
Product Attributes
- Brand: JSCJ
- Origin: CHINA
- Material: Plastic-Encapsulate Diodes
- Certifications: Not specified
Technical Specifications
| Part Number | Nominal Zener Voltage (Vz) | Max Power Dissipation (Pd) W | Zener Current (IZ) mA | Max Surge Current (mApk) | Max Reverse Leakage Current (IR) @ VR | Max Zener Impedance (ZZT) @ IZT | Forward Voltage (VF) @ IF |
| 1SMA4728A | 3.3 | 1.00 | 76.0 | 1370 | 1.0 | 10.0 | 1.2 |
| 1SMA4729A | 3.6 | 1.00 | 69.0 | 1255 | 1.0 | 10.0 | 1.2 |
| 1SMA4730A | 3.9 | 1.00 | 64.0 | 1160 | 1.0 | 9.0 | 1.2 |
| 1SMA4731A | 4.3 | 1.00 | 58.0 | 1050 | 1.0 | 9.0 | 1.2 |
| 1SMA4732A | 4.7 | 1.00 | 53.0 | 960 | 1.0 | 8.0 | 1.2 |
| 1SMA4733A | 5.1 | 1.00 | 49.0 | 885 | 1.0 | 7.0 | 1.2 |
| 1SMA4734A | 5.6 | 2.00 | 45.0 | 805 | 2.0 | 5.0 | 1.2 |
| 1SMA4735A | 6.2 | 3.00 | 41.0 | 730 | 3.0 | 2.0 | 1.2 |
| 1SMA4736A | 6.8 | 4.00 | 37.0 | 660 | 4.0 | 3.5 | 1.2 |
| 1SMA4737A | 7.5 | 5.00 | 34.0 | 605 | 5.0 | 4.0 | 0.50 |
| 1SMA4738A | 8.2 | 6.00 | 31.0 | 550 | 6.0 | 4.5 | 0.50 |
| 1SMA4739A | 9.1 | 7.00 | 28.0 | 500 | 7.0 | 5.0 | 0.50 |
| 1SMA4740A | 10.0 | 7.60 | 25.0 | 454 | 7.6 | 7.0 | 0.25 |
| 1SMA4741A | 11.0 | 8.40 | 23.0 | 414 | 8.4 | 8.0 | 0.25 |
| 1SMA4742A | 12.0 | 9.10 | 21.0 | 380 | 9.1 | 9.0 | 0.25 |
| 1SMA4743A | 13.0 | 9.90 | 19.0 | 344 | 9.9 | 10.0 | 0.25 |
| 1SMA4744A | 15.0 | 11.40 | 17.0 | 305 | 11.4 | 14.0 | 0.25 |
| 1SMA4745A | 16.0 | 12.20 | 15.5 | 285 | 12.2 | 16.0 | 0.25 |
| 1SMA4746A | 18.0 | 13.70 | 14.0 | 250 | 13.7 | 20.0 | 0.25 |
| 1SMA4747A | 20.0 | 15.20 | 12.5 | 225 | 15.2 | 22.0 | 0.25 |
| 1SMA4748A | 22.0 | 16.70 | 11.5 | 205 | 16.7 | 23.0 | 0.25 |
| 1SMA4749A | 24.0 | 18.20 | 10.5 | 190 | 18.2 | 25.0 | 0.25 |
| 1SMA4750A | 27.0 | 20.60 | 9.5 | 170 | 20.6 | 35.0 | 0.25 |
| 1SMA4751A | 30.0 | 22.80 | 8.5 | 150 | 22.8 | 40.0 | 0.25 |
| 1SMA4752A | 33.0 | 25.10 | 7.5 | 135 | 25.1 | 45.0 | 0.25 |
| 1SMA4753A | 36.0 | 27.40 | 7.0 | 125 | 27.4 | 50.0 | 0.25 |
| 1SMA4754A | 39.0 | 29.70 | 6.5 | 115 | 29.7 | 60.0 | 0.25 |
| 1SMA4755A | 43.0 | 32.70 | 6.0 | 110 | 32.7 | 70.0 | 0.25 |
| 1SMA4756A | 47.0 | 35.80 | 5.5 | 95 | 35.8 | 80.0 | 0.25 |
| 1SMA4757A | 51.0 | 38.80 | 5.0 | 90 | 38.8 | 95.0 | 0.25 |
| 1SMA4758A | 56.0 | 42.60 | 4.5 | 80 | 42.6 | 110.0 | 0.25 |
| 1SMA4759A | 62.0 | 47.10 | 4.0 | 70 | 47.1 | 125.0 | 0.25 |
| 1SMA4760A | 68.0 | 51.70 | 3.7 | 65 | 51.7 | 150.0 | 0.25 |
| 1SMA4761A | 75.0 | 56.00 | 3.3 | 60 | 56.0 | 175.0 | 0.25 |
| 1SMA4762A | 82.0 | 62.20 | 3.0 | 55 | 62.2 | 200.0 | 0.25 |
| 1SMA4763A | 91.0 | 69.20 | 2.8 | 50 | 69.2 | 250.0 | 0.25 |
| 1SMA4764A | 100.0 | 76.00 | 2.5 | 45 | 76.0 | 350.0 | 0.25 |
| 1SZ1110A | 110.0 | 83.60 | 2.3 | 40 | 83.6 | 450.0 | 0.25 |
| 1SZ1120A | 120.0 | 91.20 | 2.0 | 37 | 91.2 | 550.0 | 0.25 |
| 1SZ1130A | 130.0 | 98.80 | 1.9 | 34 | 98.8 | 700.0 | 0.25 |
| 1SZ1150A | 150.0 | 114.00 | 1.7 | 30 | 114.0 | 1000.0 | 0.25 |
| 1SZ1160A | 160.0 | 121.60 | 1.6 | 28 | 121.6 | 1100.0 | 0.25 |
| 1SZ1180A | 180.0 | 136.80 | 1.4 | 25 | 136.8 | 1200.0 | 0.25 |
| 1SZ1200A | 200.0 | 152.00 | 1.2 | 22 | 152.0 | 1900.0 | 0.25 |
| 1SZ1220A | 220.0 | 167.20 | 1.0 | 20 | 167.2 | 1600.0 | 0.25 |
| 1SZ1240A | 240.0 | 182.40 | 0.9 | 19 | 182.4 | 1800.0 | 0.25 |
| 1SZ1250A | 250.0 | 190.00 | 0.9 | 18 | 190.0 | 2000.0 | 0.25 |
| 1SZ1270A | 270.0 | 205.00 | 0.8 | 16 | 205.0 | 2100.0 | 0.25 |
| 1SZ1300A | 300.0 | 228.00 | 0.8 | 15 | 228.0 | 2300.0 | 0.25 |
| 1SMA4727A | 3.0 | 1.00 | 83.0 | 1370 | 1.0 | 10.0 | 1.2 |
2409302302_JSCJ-1SMA4749A_C5293649.pdf
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