For Reference Only
| Part Number | 1N4557RB |
| LIXINC Part # | 1N4557RB |
| Manufacturer | Roving Networks / Microchip Technology |
| Category | Discrete Semiconductor › Diodes - Zener - Single |
| Description | DIODE ZENER 3.9V 50W TO204AD |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | 1N4557RB PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 26 - Jan 30 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | 1N4557RB |
| Brand: | Roving Networks / Microchip Technology |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Discrete Semiconductor |
| Subcategory: | Diodes - Zener - Single |
| Manufacturer: | Roving Networks / Microchip Technology |
| Series: | - |
| Package: | Bulk |
| Part Status: | Active |
| Voltage - Zener (Nom) (Vz): | 3.9 V |
| Tolerance: | ±5% |
| Power - Max: | 50 W |
| Impedance (Max) (Zzt): | 0.16 Ohms |
| Current - Reverse Leakage @ Vr: | 150 µA @ 500 mV |
| Voltage - Forward (Vf) (Max) @ If: | 1.5 V @ 10 A |
| Operating Temperature: | -65°C ~ 175°C |
| Mounting Type: | Through Hole |
| Package / Case: | TO-204AD |
| Supplier Device Package: | TO-204AD (TO-3) |
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| In Stock | 10842 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $51.21020 | $51.2102 |
| 100 | $45.96837 | $4596.837 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.