Z2SMB51 is out of stock and can be placed on backorder.
Available Substitutes:

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Z2SMB51 | |
|---|---|
DigiKey Part Number | 4878-Z2SMB51TR-ND - Tape & Reel (TR) 4878-Z2SMB51CT-ND - Cut Tape (CT) 4878-Z2SMB51DKR-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Part Number | Z2SMB51 |
Description | DIODE ZENER 51V 2W DO214AA |
Manufacturer Standard Lead Time | 6 Weeks |
Customer Reference | |
Detailed Description | Zener Diode 51 V 2 W ±5% Surface Mount DO-214AA (SMB) |
Datasheet | Datasheet |
EDA/CAD Models | Z2SMB51 Models |
Product Attributes
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Category | Impedance (Max) (Zzt) 25 Ohms |
Mfr | Current - Reverse Leakage @ Vr 1 µA @ 38 V |
Packaging Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Operating Temperature -50°C ~ 150°C (TJ) |
Part Status Active | Mounting Type Surface Mount |
Voltage - Zener (Nom) (Vz) | Package / Case |
Tolerance ±5% | Supplier Device Package DO-214AA (SMB) |
Power - Max 2 W |
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Substitutes (1)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| Z2SMB51 | Diotec Semiconductor | 0 | 4878-Z2SMB51TR-ND | $0.64000 | Parametric Equivalent |
In-Stock: 0
3,000 estimated in stock on 28-Dec-2026
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Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $0.64000 | $0.64 |
| 10 | $0.39800 | $3.98 |
| 100 | $0.25490 | $25.49 |
| 500 | $0.19304 | $96.52 |
| 1,000 | $0.17308 | $173.08 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 3,000 | $0.14770 | $443.10 |
| 6,000 | $0.13490 | $809.40 |
| 9,000 | $0.12838 | $1,155.42 |
| 15,000 | $0.12106 | $1,815.90 |
| 21,000 | $0.11672 | $2,451.12 |
| 30,000 | $0.11250 | $3,375.00 |
| 75,000 | $0.10837 | $8,127.75 |
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