| PartNumber | CLL4728A TR | CLL4729A BK | CLL4728A BK |
| Description | Zener Diodes 1Watt Zener Diode 3.3V 1380mA Izm 1.0W | Zener Diodes 1Watt Zener Diode 3.6V 1260mA Izm 1.0W | Zener Diodes 1Watt Zener Diode 3.3V 1380mA Izm 1.0W |
| Manufacturer | Central Semiconductor | Central Semiconductor | Central Semiconductor Corp |
| Product Category | Zener Diodes | Zener Diodes | Diodes - Zener - Single |
| RoHS | Y | Y | - |
| Package / Case | MELF | MELF | - |
| Packaging | Reel | Bulk | Bulk Alternate Packaging |
| Series | CLL47 | CLL47 | CLL4 |
| Brand | Central Semiconductor | Central Semiconductor | - |
| Product Type | Zener Diodes | Zener Diodes | - |
| Factory Pack Quantity | 1500 | 800 | - |
| Subcategory | Diodes & Rectifiers | Diodes & Rectifiers | - |
| Part # Aliases | CLL4728A PBFREE TR | BK CLL4729A PBFREE | - |
| Package Case | - | - | DO-213AB, MELF |
| Operating Temperature | - | - | -65°C ~ 200°C |
| Mounting Type | - | - | Surface Mount |
| Supplier Device Package | - | - | MELF |
| Tolerance | - | - | ±5% |
| Power Max | - | - | 1W |
| Voltage Zener Nom Vz | - | - | 3.3V |
| Impedance Max Zzt | - | - | 10 Ohm |
| Current Reverse Leakage Vr | - | - | 100μA @ 1V |
| Voltage Forward Vf Max If | - | - | 1.2V @ 200mA |