300W TVS Diode, 12V Uni, 19V Clamp, SOT-23-3 Product overview: SM12T1 from onsemi 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 TVS, 300W, 12V, 19V, SOT-23. Search-friendly keywords include TVS diode, ESD protection, surge suppression, transient voltage, TVS, 300W, 12V, 19V, 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-SM12T1 can be used for catalog matching and distributor lookup.
Win Source Part Number: 1298762-SM12T1
Category: Circuit Protection>TVS - Diodes
Type: Zener
Package: Tape & Reel (TR),Cut Tape (CT)
Applications: General Purpose
Standard Package: 3,000
Mounting: SMD (SMT)
Unidirectional Channels: 2
Voltage - Reverse Standoff (Typ): 12V
Voltage - Breakdown (Min): 13.3V
Voltage - Clamping (Max) @ Ipp: 19V
Power - Peak Pulse: 300W
Power Line Protection: No
Current - Peak Pulse (10/1000µs): 12A (8/20µs)
Package / Case: TO-236-3, SC-59, SOT-23-3
Supplier Device Package: SOT-23-3 (TO-236)
Temperature Range - Operating: -55°C ~ 150°C (TJ)
ECCN: EAR99
Fake Threat In the Open Market: 50 pct.
MSL Level: 1 (Unlimited)
REACH Status: REACH Unaffected
HTSUS: 8541.10.0080
Mfr: onsemi
Other Names: 2156-SM12T1,SM12T1OS
Base Product Number: SM12
Product Status: Obsolete
RoHS Status: RoHS non-compliant
Trans Voltage Suppressor Diode, 300W, 12V V(RWM), Unidirectional, 2 Element, Silicon, TO-236AB
19V Clamp 12A (8/20µs) Ipp Tvs Diode Surface Mount SOT-23-3 (TO-236)
TVS DIODE 12VWM 19VC SOT23-3
TVS DIODE 12VWM 19VC SOT23
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | Rochester Electronics | DigiKey | Shenzhen Shengyu Electronics Technology Limited | Utmel Electronic Limited | |
|---|---|---|---|---|---|---|
| Product Category | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Diodes | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) |
| Product Number | 144-SM12T1 | 1298762-SM12T1 | SM12T1 | SM12T1OSTR-ND | SM12T1 | 598-SM12T1 |
| Product Name | 300W 12V 19V SOT-23 TVS Protection Diode | Circuit Protection - TVS - Diodes | TVS Diodes | Circuit Protection - Transient Voltage Suppressors (TVS) - TVS Diodes | TVS DIODE 12VWM 19VC SOT23 | |
| Configuration | Single | Single | ||||
| Package | Tape and Reel | TO-236-3, SC-59, SOT-23-3 | SC-59; SOT23; TO-236-3, SC-59, SOT-23-3 | SOT23; SOT-23-3 (TO-236) | SC-59; SOT23; TO-236-3, SC-59, SOT-23-3 | |
| Peak Pulse Power | 300 watts | 300 watts | 300 watts | 300 watts | 300 watts | |
| 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) | -55 to 150 C (-67 to 302 F) |