Surface Mount Zener Diode JSCJ 1SMA4746A Plastic Encapsulated Voltage Stabilizing Component
Key Attributes
Model Number:
1SMA4746A
Product Custom Attributes
Operating Junction Temperature Range:
-55℃~+150℃
Impedance(Zzt):
20Ω
Zener Voltage(Range):
-
Pd - Power Dissipation:
1W
Zener Voltage(Nom):
18V
Impedance(Zzk):
750Ω
Mfr. Part #:
1SMA4746A
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, offering precise voltage regulation for various electronic applications. The diodes are available in surface-mount packages and are marked with a band indicating the cathode.
Product Attributes
- Brand: JSCJ
- Origin: JIANGSU CHANGJING ELECTRONIC TECHNOLOGY CO., LTD
- Material: Plastic-Encapsulated Diodes
- Marking: Stabilizing Voltage (Cathode indication band)
- Series: 1SMA47XXA (Vz < 100V), 1SZ1XXXA (Vz > 100V)
Technical Specifications
| Part Number | Nominal Zener Voltage (Vz) (V) | Maximum Zener Current (IZT) (mA) | Maximum Zener Impedance (ZZT @ IZT) () | Maximum Reverse Leakage Current (IR @ VR) (A) | Max Power Dissipation (Pd) (W) | Forward Voltage (VF) (V) | Reverse Surge Current (IZM) (A) |
| 1SMA4728A | 3.3 | 76.0 | 10.0 | 400 | 1.00 | 1.0 | 274.0 |
| 1SMA4729A | 3.6 | 69.0 | 10.0 | 400 | 1.00 | 1.0 | 251.0 |
| 1SMA4730A | 3.9 | 64.0 | 9.0 | 400 | 1.00 | 1.0 | 232.0 |
| 1SMA4731A | 4.3 | 58.0 | 9.0 | 400 | 1.00 | 1.0 | 210.0 |
| 1SMA4732A | 4.7 | 53.0 | 8.0 | 500 | 1.00 | 1.0 | 192.0 |
| 1SMA4733A | 5.1 | 49.0 | 7.0 | 550 | 1.00 | 1.0 | 177.0 |
| 1SMA4734A | 5.6 | 45.0 | 5.0 | 600 | 1.00 | 2.0 | 161.0 |
| 1SMA4735A | 6.2 | 41.0 | 2.0 | 700 | 1.00 | 3.0 | 146.0 |
| 1SMA4736A | 6.8 | 37.0 | 3.5 | 700 | 1.00 | 4.0 | 133.0 |
| 1SMA4737A | 7.5 | 34.0 | 4.0 | 700 | 0.50 | 5.0 | 121.0 |
| 1SMA4738A | 8.2 | 31.0 | 4.5 | 700 | 0.50 | 6.0 | 110.0 |
| 1SMA4739A | 9.1 | 28.0 | 5.0 | 700 | 0.50 | 7.0 | 100.0 |
| 1SMA4740A | 10.0 | 25.0 | 7.0 | 700 | 0.25 | 7.6 | 91.0 |
| 1SMA4741A | 11.0 | 23.0 | 8.0 | 700 | 0.25 | 8.4 | 83.0 |
| 1SMA4742A | 12.0 | 21.0 | 9.0 | 700 | 0.25 | 9.1 | 76.0 |
| 1SMA4743A | 13.0 | 19.0 | 10.0 | 700 | 0.25 | 9.9 | 69.0 |
| 1SMA4744A | 15.0 | 17.0 | 14.0 | 700 | 0.25 | 11.4 | 61.0 |
| 1SMA4745A | 16.0 | 15.5 | 16.0 | 700 | 0.25 | 12.2 | 57.0 |
| 1SMA4746A | 18.0 | 14.0 | 20.0 | 750 | 0.25 | 13.7 | 50.0 |
| 1SMA4747A | 20.0 | 12.5 | 22.0 | 750 | 0.25 | 15.2 | 45.0 |
| 1SMA4748A | 22.0 | 11.5 | 23.0 | 750 | 0.25 | 16.7 | 41.0 |
| 1SMA4749A | 24.0 | 10.5 | 25.0 | 750 | 0.25 | 18.2 | 38.0 |
| 1SMA4750A | 27.0 | 9.5 | 35.0 | 750 | 0.25 | 20.6 | 34.0 |
| 1SMA4751A | 30.0 | 8.5 | 40.0 | 1000 | 0.25 | 22.8 | 30.0 |
| 1SMA4752A | 33.0 | 7.5 | 45.0 | 1000 | 0.25 | 25.1 | 27.0 |
| 1SMA4753A | 36.0 | 7.0 | 50.0 | 1000 | 0.25 | 27.4 | 25.0 |
| 1SMA4754A | 39.0 | 6.5 | 60.0 | 1000 | 0.25 | 29.7 | 23.0 |
| 1SMA4755A | 43.0 | 6.0 | 70.0 | 1500 | 0.25 | 32.7 | 22.0 |
| 1SMA4756A | 47.0 | 5.5 | 80.0 | 1500 | 0.25 | 35.8 | 19.0 |
| 1SMA4757A | 51.0 | 5.0 | 95.0 | 1500 | 0.25 | 38.8 | 18.0 |
| 1SMA4758A | 56.0 | 4.5 | 110.0 | 2000 | 0.25 | 42.6 | 16.0 |
| 1SMA4759A | 62.0 | 4.0 | 125.0 | 2000 | 0.25 | 47.1 | 14.0 |
| 1SMA4760A | 68.0 | 3.7 | 150.0 | 2000 | 0.25 | 51.7 | 13.0 |
| 1SMA4761A | 75.0 | 3.3 | 175.0 | 2000 | 0.25 | 56.0 | 12.0 |
| 1SMA4762A | 82.0 | 3.0 | 200.0 | 3000 | 0.25 | 62.2 | 11.0 |
| 1SMA4763A | 91.0 | 2.8 | 250.0 | 3000 | 0.25 | 69.2 | 10.0 |
| 1SMA4764A | 100.0 | 2.5 | 350.0 | 3000 | 0.25 | 76.0 | 9.0 |
| 1SZ1110A | 110.0 | 2.3 | 450.0 | 4000 | 0.25 | 83.6 | 8.6 |
| 1SZ1120A | 120.0 | 2.0 | 550.0 | 4500 | 0.25 | 91.2 | 7.8 |
| 1SZ1130A | 130.0 | 1.9 | 700.0 | 5000 | 0.25 | 98.8 | 7.0 |
| 1SZ1150A | 150.0 | 1.7 | 1000.0 | 6000 | 0.25 | 114.0 | 6.4 |
| 1SZ1160A | 160.0 | 1.6 | 1100.0 | 6500 | 0.25 | 121.6 | 5.8 |
| 1SZ1180A | 180.0 | 1.4 | 1200.0 | 7000 | 0.25 | 136.8 | 5.2 |
| 1SZ1200A | 200.0 | 1.2 | 1900.0 | 9990 | 0.25 | 152.0 | 4.7 |
| 1SZ1220A | 220.0 | 1.0 | 1600.0 | 8000 | 0.25 | 167.2 | 4.0 |
| 1SZ1240A | 240.0 | 0.9 | 1800.0 | 8500 | 0.25 | 182.4 | 3.8 |
| 1SZ1250A | 250.0 | 0.9 | 2000.0 | 9000 | 0.25 | 190.0 | 3.6 |
| 1SZ1270A | 270.0 | 0.8 | 2100.0 | 9000 | 0.25 | 205.0 | 3.3 |
| 1SZ1300A | 300.0 | 0.8 | 2300.0 | 9500 | 0.25 | 228.0 | 3.0 |
| 1SMA4727A | 3.0 | 83.0 | 10.0 | 400 | 1.00 | 1.0 | 274.0 |
2409302302_JSCJ-1SMA4746A_C5293652.pdf
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