Ship from: HONGKONG
								Date Code: Newest Date Code
								Manufacturer lead time 6 weeks
| Internal Part Number | EIS-SM4T21AY | |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Production Status (Lifecycle) | In Production | |
| Condition | New & Unused, Original Sealed | |
| Other Related Documents | SM4TY View All Specifications | |
| Product Training Modules | Automotive Grade Transistors and Discretes | |
| Standard Package | 5,000 | |
| Category | Circuit Protection | |
| Family | TVS - Diodes | |
| Series | Automotive, AEC-Q101, SM4TY, TRANSIL™ | |
| Packaging | Tape & Reel (TR) | |
| Type | Zener | |
| Unidirectional Channels | 1 | |
| Bidirectional Channels | - | |
| Voltage - Reverse Standoff (Typ) | 18V | |
| Voltage - Breakdown (Min) | 20V | |
| Voltage - Clamping (Max) @ Ipp | 39.3V | |
| Current - Peak Pulse (10/1000µs) | 59A (8/20µs) | |
| Power - Peak Pulse | 400W | |
| Power Line Protection | No | |
| Applications | Automotive | |
| Capacitance @ Frequency | - | |
| Operating Temperature | -55°C ~ 150°C (TJ) | |
| Mounting Type | Surface Mount | |
| Package / Case | DO-214AC, SMA | |
| Supplier Device Package | SMA (DO-214AC) | |
| Weight | 0.001 KG | |
| Application | Email for details | |
| Alternative Part (Replacement) | SM4T21AY | |
| Related Links | SM4T, SM4T21AY Datasheet, ST Distributor | |
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