For Reference Only
| Part Number | MMSZ5257B |
| LIXINC Part # | MMSZ5257B |
| Manufacturer | Rochester Electronics |
| Category | Discrete Semiconductor › Diodes - Zener - Single |
| Description | DIODE ZENER 33V 0.5W 5% UNIDIR |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | MMSZ5257B PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 24 - Jan 28 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | MMSZ5257B |
| Brand: | Rochester Electronics |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Discrete Semiconductor |
| Subcategory: | Diodes - Zener - Single |
| Manufacturer: | Rochester Electronics |
| Series: | - |
| Package: | Bulk |
| Part Status: | Active |
| Voltage - Zener (Nom) (Vz): | 5.1 V |
| Tolerance: | ±5% |
| Power - Max: | 500 mW |
| Impedance (Max) (Zzt): | 41 Ohms |
| Current - Reverse Leakage @ Vr: | 100 nA @ 25 V |
| Voltage - Forward (Vf) (Max) @ If: | 900 mV @ 10 mA |
| Operating Temperature: | - |
| Mounting Type: | Surface Mount |
| Package / Case: | SOD-123F |
| Supplier Device Package: | SOD-123F |
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| In Stock | 10814 - 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 | $0.02000 | $0.02 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.