400W TVS Diode SMA Bidirectional 146V Zener 28V Working Product overview: SM4T82CAY 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 Zener, TVS, 400W, 146V, 28V. Search-friendly keywords include TVS diode, ESD protection, surge suppression, transient voltage, Zener, TVS, 400W, 146V, 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-SM4T82CAY can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 1097027-SM4T82CAY
Packaging: Reel - TR
Type: Zener
Applications: Automotive
Mounting: SMD (SMT)
Bidirectional 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): 70V
Minimum Breakdown Voltage: 77.8V
Max Clamping Voltage: 146V
Peak Pulse Current(Ippm): 16A (8/20μs)
Power Dissipation - Pd: 400W
Popularity: Medium
Fake Threat In the Open Market: 81 pct.
Supply and Demand Status: Balance
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| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|
| Product Category | Zener Diodes | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) |
| Product Number | 144-SM4T82CAY | 1097027-SM4T82CAY | 497-11802-2-ND | SM4T82CAY |
| Product Name | Zener 400W 146V 28V TVS Protection Diode | TVS - TVS - Diodes - SM4T82CAY | TVS Diodes | Circuit Protection - Transient Voltage Suppressors (TVS) - TVS Diodes |
| Package | Tape and Reel | SMA; SMA (DO-214AC) | SMA; DO-214AC, SMA | SMA; SMA (DO-214AC) |
| RoHS Compliant | RoHS | |||
| PD | 400000 milliwatts | |||
| Tj | -55 C (-67 F) | -55 to 150 C (-67 to 302 F) | -55 to 150 C (-67 to 302 F) | -55 to 150 C (-67 to 302 F) |
| VWM | 70 volts |
