Automotive 400 W TVS in SMA Product overview: SM4T12AY from STMicroelectronics is a TVS Protection Diode for ESD protection, surge suppression, transient voltage clamping, communication ports, and industrial electronics. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include Automotive, TVS, 400 W. Search-friendly keywords include TVS diode, ESD protection, surge suppression, transient voltage, Automotive, TVS, 400 W, TVS Protection Diode, TVS Diodes. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 144-SM4T12AY can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 1097008-SM4T12AY
Packaging: Reel - TR
Type: Zener
Applications: Automotive
Mounting: SMD (SMT)
Unidirectional Channels: 1
Categories: Circuit Protection
Status: Active
Temperature Range - Operating: -55°C to 150°C (TJ)
Case / Package: SMA (DO-214AC)
STAND-OFF Voltage (Vwm): 10V
Minimum Breakdown Voltage: 11.1V
Max Clamping Voltage: 21.7V
Peak Pulse Current(Ippm): 106A (8/20μs)
Power Dissipation - Pd: 400W
Popularity: Medium
Fake Threat In the Open Market: 79 pct.
Supply and Demand Status: Sufficient
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TVS DIODE 10VWM 21.7VC SMA
Transient Voltage Suppressor, TVS, AEC-Q101 Transil SM4TY Series, Unidirectional, 10 V, DO-214AC RoHS Compliant: Yes
| ODG (Origin Data Global) | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | Shenzhen Shengyu Electronics Technology Limited | Newark, An Avnet Company | |
|---|---|---|---|---|---|---|
| Product Category | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Diodes |
| Product Number | SM4T12AY | 144-SM4T12AY | 1097008-SM4T12AY | 497-11790-1-ND | SM4T12AY | 97W2835 |
| Product Name | TVS Diodes | Automotive 400 W TVS Protection Diode | TVS - TVS - Diodes - SM4T12AY | TVS Diodes | Circuit Protection - Transient Voltage Suppressors (TVS) - TVS Diodes | Transient Voltage Suppressor, Tvs, Aec-Q101 Transil Sm4Ty Series, Unidirectional, 10 V, Do-214Ac Rohs Compliant Stmicroelectronics |
| Direction | Unidirectional | |||||
| Package | SMA; DO-214AC, SMA | Tape and Reel | SMA; SMA (DO-214AC) | SMA; DO-214AC, SMA | SMA; SMA (DO-214AC) | |
| Peak Pulse Power | 400 watts | 400 watts | 400 watts | 400 watts | ||
| VC | 21.7 volts | 21.7 volts | 21.7 volts | 21.7 volts | ||
| VBR | 11.1 volts | 11.1 volts | 11.1 volts | 11.1 volts |
