ZMM20B is out of stock and can be placed on backorder.
Available Substitutes:
Parametric Equivalent
Parametric Equivalent

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
ZMM20B | |
|---|---|
DigiKey Part Number | 4878-ZMM20B-ND |
Manufacturer | |
Manufacturer Part Number | ZMM20B |
Description | DIODE ZENER 20V 500MW SOD80C |
Manufacturer Standard Lead Time | 5 Weeks |
Customer Reference | |
Detailed Description | Zener Diode 20 V 500 mW ±2% Surface Mount SOD-80C |
Datasheet | Datasheet |
EDA/CAD Models | ZMM20B Models |
Product Attributes
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Category | Impedance (Max) (Zzt) 55 Ohms |
Mfr | Current - Reverse Leakage @ Vr 100 nA @ 15 V |
Packaging Bulk | Operating Temperature -50°C ~ 175°C (TJ) |
Part Status Active | Mounting Type Surface Mount |
Voltage - Zener (Nom) (Vz) | Package / Case |
Tolerance ±2% | Supplier Device Package SOD-80C |
Power - Max 500 mW |
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Substitutes (3)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| BZT55B20 L0G | Taiwan Semiconductor Corporation | 0 | BZT55B20L0G-ND | $0.00000 | Parametric Equivalent |
| BZV55B20 | Taiwan Semiconductor Corporation | 0 | 1801-BZV55B20TR-ND | $0.00000 | Parametric Equivalent |
| BZV55B20 L0G | Taiwan Semiconductor Corporation | 0 | 1801-BZV55B20L0GTR-ND | $0.03586 | Parametric Equivalent |
In-Stock: 0
2,500 estimated in stock on 18-Dec-2026
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Quantity
All prices are in USD
Bulk
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 2,500 | $0.03826 | $95.65 |
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.

