Automotive 400W Transient Voltage Suppressor (TVS) diode in a DO-214AC surface mount package. Features unidirectional ZENER protection with a maximum breakdown voltage of 22.2V and a minimum of 20V. Operates across a wide temperature range from -55°C to 150°C, with a peak pulse power of 400W and a peak pulse current of 59A. Includes a reverse standoff voltage of 18V and a maximum reverse leakage current of 200nA. RoHS compliant and designed for automotive applications.
Sign in to ask questions about the Stmicroelectronics SM4T21AY datasheet using AI. Get instant answers about specifications, features, and technical details, ideal for finding information in larger documents.
Sign In to ChatWidest selection of semiconductors and electronic components in stock and ready to ship ™
Stmicroelectronics SM4T21AY technical specifications.
| Package/Case | DO-214AC |
| Diode Type | ZENER |
| Direction | Unidirectional |
| Height | 2.45mm |
| Length | 4.6mm |
| Max Breakdown Voltage | 22.2V |
| Min Breakdown Voltage | 20V |
| Max Operating Temperature | 150°C |
| Min Operating Temperature | -55°C |
| Max Power Dissipation | 400W |
| Max Reverse Leakage Current | 200nA |
| Mount | Surface Mount |
| Number of Unidirectional Channels | 1 |
| Package Quantity | 1 |
| Packaging | Tape and Reel |
| Peak Pulse Current | 59A |
| Peak Pulse Power | 400W |
| Polarity | Unidirectional |
| Power Line Protection | No |
| Reach SVHC Compliant | No |
| Reverse Standoff Voltage | 18V |
| RoHS Compliant | Yes |
| Series | Automotive, AEC-Q101, SM4TY, TRANSIL™ |
| Width | 2.9mm |
| RoHS | Compliant |
Download the complete datasheet for Stmicroelectronics SM4T21AY to view detailed technical specifications.
The embedded preview will load automatically when this section scrolls into view.
