# SMCJ85A (Component)
## Description
TVS Diode for transient voltage protection in electronic circuits. Unidirectional device with a stand-off voltage (VRWM) of 85 V, breakdown voltage of 94.4 V to 104.4 V, maximum clamping voltage of 137 V at a peak pulse current of 10.9 A, and 1500 W peak pulse power dissipation (10/1000 µs waveform). Packaged in SMC (DO-214AB) and designed for protection against transient overvoltage events.
#TVSDiode #TransientVoltageSuppressor #Unidirectional #85V #1500W #SMC #DO214AB #CircuitProtection #MDD #SMCJ85A
## Component Details
- **Owner:** lcsc
- **Created:** 10/10/2024
- **Last Updated:** 7/2/2026
- **Visibility:** Public
- **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/d48451874bde0d81090f293b6f427430268ef9184ecd6a47cd6fb328b7c90283.pdf
- **LCSC Part Number:** C2994075
- **Manufacturer Part Number:** SMCJ85A
- **Package or Case Code:** SMC_L6.9-W5.9-LS7.9-RD
- **JLCPCB Part Class:** Extended Part
- **Manufacturer Name:** MDD(辰达半导体)
- **Part Type:** TVS
- **Used in:** 1 project
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/smcj85a/taiwan-semiconductor.html?utm_currency=USD®ion=nac) | $0.6904 | 18K |
| LCSC | N/A | N/A |
| [Mouser](https://www.mouser.com/ProductDetail/Taiwan-Semiconductor/SMCJ85A?qs=tHU%2FlV7kTyRcUPjAgE%252BQ9g%3D%3D) | $0.56 | 0 |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=SMCJ85A-LF) | N/A | N/A |
| [Verical](https://www.verical.com/pd/bourns-tvs-SMCJ85A-3428363?utm_currency=USD) | $0.176 | 21K |
- **Part Type:** Circuit Protection Devices
- **MPN:** SMCJ85A
- **Mount Type:** Clamp
- **Package / Case Code:** SMC
- **Pin Count:** 2
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | C | |
| 2 | A | |
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*Generated from [https://www.flux.ai/lcsc/smcj85a~w34m](https://www.flux.ai/lcsc/smcj85a~w34m)*