Unidirectional TVS diode for surge suppression, featuring a 400V DC rated voltage and 6.5W maximum power dissipation. This surface mount component offers a 447V minimum breakdown voltage and 648V clamping voltage, with a peak pulse current capability of 2.3A. Operating across a wide temperature range of -65°C to 150°C, it is housed in a DO-214AB package and is RoHS compliant.
Checking distributor stock and pricing after the page loads.
Sign in to ask questions about the Littelfuse SMCJ400A 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 ™
| Package/Case | DO-214AB |
| Clamping Voltage | 648V |
| Clamping Voltage-Max | 648V |
| Diode Type | ZENER |
| Direction | Unidirectional |
| Height | 2.417mm |
| Lead Free | Lead Free |
| Leakage Current | 1uA |
| Length | 7.11mm |
| Max Breakdown Voltage | 494V |
| Min Breakdown Voltage | 447V |
| Max Operating Temperature | 150°C |
| Min Operating Temperature | -65°C |
| Max Power Dissipation | 6.5W |
| Max Reverse Leakage Current | 1uA |
| Max Surge Current | 2.3A |
| Mount | Surface Mount |
| Number of Channels | 1 |
| Number of Elements | 1 |
| Number of Unidirectional Channels | 1 |
| Operating Supply Voltage | 400V |
| Package Quantity | 3000 |
| Packaging | Tape and Reel |
| Peak Pulse Current | 2.3A |
| Peak Pulse Power | 1.5kW |
| Polarity | Unidirectional |
| Power Dissipation | 1.5kW |
| Power Line Protection | No |
| Reach SVHC Compliant | No |
| Reverse Breakdown Voltage | 447V |
| Reverse Standoff Voltage | 400V |
| RoHS Compliant | Yes |
| Series | SMCJ |
| Termination | SMD/SMT |
| DC Rated Voltage | 400V |
| Weight | 0.007408oz |
| Width | 6.22mm |
| RoHS | Compliant |
Download the complete datasheet for Littelfuse SMCJ400A to view detailed technical specifications.
The embedded preview will load automatically when this section scrolls into view.
