SMC3K78CAHM3/57 is out of stock and can be placed on backorder.
Available Substitutes:

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SMC3K78CAHM3/57 | |
|---|---|
DigiKey Part Number | 112-SMC3K78CAHM3/57TR-ND - Tape & Reel (TR) 112-SMC3K78CAHM3/57CT-ND - Cut Tape (CT) 112-SMC3K78CAHM3/57DKR-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Part Number | SMC3K78CAHM3/57 |
Description | TVS DIODE 78VWM 126VC DO214AB |
Manufacturer Standard Lead Time | 11 Weeks |
Customer Reference | |
Detailed Description | 126V Clamp 23.8A Ipp Tvs Diode Surface Mount DO-214AB (SMCJ) |
Datasheet | Datasheet |
Product Attributes
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Category | Current - Peak Pulse (10/1000µs) 23.8A |
Mfr | Power - Peak Pulse 3000W (3kW) |
Series | Power Line Protection No |
Packaging Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Operating Temperature -55°C ~ 150°C (TJ) |
Part Status Active | Grade Automotive |
Type Zener | Qualification AEC-Q101 |
Bidirectional Channels 1 | Mounting Type Surface Mount |
Voltage - Reverse Standoff (Typ) 78V | Package / Case DO-214AB, SMC |
Voltage - Breakdown (Min) 86.7V | Supplier Device Package |
Voltage - Clamping (Max) @ Ipp 126V | Base Product Number |
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Substitutes (19)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| SMC3K78CA-M3/57 | Vishay General Semiconductor - Diodes Division | 0 | SMC3K78CA-M3/57GITR-ND | $1.61000 | Direct |
| SMC3K78CA-M3/9A | Vishay General Semiconductor - Diodes Division | 0 | SMC3K78CA-M3/9A-ND | $1.05313 | Direct |
| SMCJ78CA/TR13 | YAGEO | 0 | 13-SMCJ78CA/TR13TR-ND | $0.30000 | Similar |
| SMCJ78CA/TR7 | YAGEO | 0 | 13-SMCJ78CA/TR7TR-ND | $0.13748 | Similar |
| SMDJ78CA | Littelfuse Inc. | 0 | SMDJ78CATR-ND | $1.01000 | Direct |
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In-Stock: 0
850 estimated in stock on 04-Jan-2027
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Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $1.80000 | $1.80 |
| 10 | $1.44000 | $14.40 |
| 100 | $1.03000 | $103.00 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 850 | $0.74449 | $632.82 |
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.







