MMSZ5242B 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.
MMSZ5242B | |
|---|---|
DigiKey Part Number | 4878-MMSZ5242BTR-ND - Tape & Reel (TR) 4878-MMSZ5242BCT-ND - Cut Tape (CT) 4878-MMSZ5242BDKR-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Part Number | MMSZ5242B |
Description | DIODE ZENER 12V 500MW SOD123F |
Manufacturer Standard Lead Time | 6 Weeks |
Customer Reference | |
Detailed Description | Zener Diode 12 V 500 mW ±5% Surface Mount SOD-123F |
Datasheet | Datasheet |
EDA/CAD Models | MMSZ5242B Models |
Product Attributes
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Category | Impedance (Max) (Zzt) 30 Ohms |
Mfr | Current - Reverse Leakage @ Vr 1 µA @ 9.1 V |
Packaging Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Voltage - Forward (Vf) (Max) @ If 900 mV @ 10 mA |
Part Status Active | Operating Temperature -50°C ~ 150°C (TJ) |
Voltage - Zener (Nom) (Vz) | Mounting Type Surface Mount |
Tolerance ±5% | Package / Case |
Power - Max 500 mW | Supplier Device Package SOD-123F |
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Substitutes (4)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| BZT52B12 | Diotec Semiconductor | 0 | 4878-BZT52B12-ND | $0.15000 | Parametric Equivalent |
| MMSZ5242B-AQ | Diotec Semiconductor | 0 | 4878-MMSZ5242B-AQ-ND | $0.21000 | Parametric Equivalent |
| MMSZ5242B | Taiwan Semiconductor Corporation | 0 | 1801-MMSZ5242BTR-ND | $0.04263 | Parametric Equivalent |
| MMSZ5242B RHG | Taiwan Semiconductor Corporation | 0 | MMSZ5242BRHGTR-ND | $0.20000 | Parametric Equivalent |
In-Stock: 0
3,000 estimated in stock on 30-Jun-2027
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Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $0.13000 | $0.13 |
| 10 | $0.09600 | $0.96 |
| 100 | $0.07840 | $7.84 |
| 500 | $0.06272 | $31.36 |
| 1,000 | $0.05488 | $54.88 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 3,000 | $0.02811 | $84.33 |
| 6,000 | $0.02658 | $159.48 |
| 9,000 | $0.02262 | $203.58 |
| 30,000 | $0.02093 | $627.90 |
| 75,000 | $0.01810 | $1,357.50 |
| 150,000 | $0.01504 | $2,256.00 |
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.





