5V to 85V Voltage Selection in a Compact SMC Package

Engineered for reliability and performance, MCC’s new SMLJxxQ series TVS diodes offer the features required for demanding automotive scenarios. Housed in a compact SMC package, these components boast a substantial 3000W peak pulse power in voltages from 5V to 85V.

Adding to their versatility, our TVS diodes are available in unidirectional and bidirectional configurations.

All products in the SMLJxxQ series are AEC-Q101 qualified for diverse automotive applications and deliver unquestionable performance at operating junction temperatures up to 175°C.

From lighting and safety systems to control units, our SMLJxxQ series provides enhanced protection and confidence for various automotive needs.

Features & Benefits:
  • AEC-Q101 Qualified: Meets rigorous automotive industry standards for quality and reliability.
  • High Operating Junction Temperature: Supports temperatures up to 175°C, ideal for heat-intensive environments.
  • High Peak Pulse Power: Offers a substantial peak pulse power rating of 3000W for effective transient voltage suppression.
  • Wide Voltage Range: Available in a versatile voltage range from 5V to 85V.
  • Unidirectional and Bidirectional Configurations: Offer flexibility for various application needs.

Product Highlights   

Leverage optimal performance and safety in crucial automotive environments with our advanced SMLJxxQ series. Each powerful TVS diode boasts impressive transient voltage suppression and high-temperature capability, making these components ideal for demanding automotive applications.

SMLJxxQ Series 3000W Automotive TVS Diodes

1

Enhanced Reliability

AEC-Q101 qualification ensures our SMLJxxQ series meets strict automotive industry standards, providing dependable performance in challenging applications.

SMLJxxQ Series 3000W Automotive TVS Diodes

2

Superior Heat Resilience

Capable of operating at junction temperatures up to 175°C, MCC’s TVS diodes are optimal for environments where thermal resilience is mission-critical.

SMLJxxQ Series 3000W Automotive TVS Diodes

3

Robust Protection

Their high peak pulse power rating of 3000W effectively shields sensitive automotive electronics from damaging voltage spikes, enhancing their longevity and safety.

SMLJxxQ Series 3000W Automotive TVS Diodes

4

Application Versatility

A wide voltage range and unidirectional and bidirectional configuration options make the SMLJxxQ series an intelligent choice for a variety of automotive applications.

Applications

Safeguard a diverse range of demanding applications with our high-performance TVS diodes. These components offer the versatility and robust operation suitable for diverse automotive systems, including:

Automotive Applications  AEC-Q101 qualified lighting systems - MCC - Micro commercial components (1)

Lane departure warning systems - mcc semi - micro commercial components 500x300

In-car entertainment systems - mcc semi - micro commercial components 500x300

control unit - engine control transmission control mcc semi micro commercial components 500x300

Lighting Systems 

Advanced Driver Assistance Systems (ADAS) 

Infotainment Solutions 

Control Units 

  • Automotive headlights
  • Interior lighting

 

  • Collision avoidance systems
  • Lane departure warning systems

 

  • In-car entertainment systems
  • Navigation units

 

  • Engine control units (ECUs)
  • Transmission control units (TCUs)

 

 

Product Attributes, Parametrics & Datasheets

Product

Type

Package

Peak Pulse Power
Dissipation
PPPM

Working Peak
Reverse Voltage
VRWM

Configuration

Mounting Type

Datasheet

SMLJ51AQ

TVS

SMC

3000W

51V

Unidirectional

Surface-Mount (SMD)

Info

SMLJ54AQ

TVS

SMC

3000W

54V

Unidirectional

Surface-Mount (SMD)

Info

SMLJ54CAQ

TVS

SMC

3000W

54V

Bidirectional

Surface-Mount (SMD)

Info

SMLJ58AQ

TVS

SMC

3000W

58V

Unidirectional

Surface-Mount (SMD)

Info

SMLJ58CAQ

TVS

SMC

3000W

58V

Bidirectional

Surface-Mount (SMD)

Info

SMLJ60AQ

TVS

SMC

3000W

60V

Unidirectional

Surface-Mount (SMD)

Info

SMLJ60CAQ

TVS

SMC

3000W

60V

Bidirectional

Surface-Mount (SMD)

Info

SMLJ64AQ

TVS

SMC

3000W

64V

Unidirectional

Surface-Mount (SMD)

Info

SMLJ64CAQ

TVS

SMC

3000W

64V

Bidirectional

Surface-Mount (SMD)

Info

SMLJ75AQ

TVS

SMC

3000W

75V

Unidirectional

Surface-Mount (SMD)

Info

SMLJ75CAQ

TVS

SMC

3000W

75V

Bidirectional

Surface-Mount (SMD)

Info

SMLJ78AQ

TVS

SMC

3000W

78V

Unidirectional

Surface-Mount (SMD)

Info

SMLJ78CAQ

TVS

SMC

3000W

78V

Bidirectional

Surface-Mount (SMD)

Info

SMLJ80AQ

TVS

SMC

3000W

80V

Unidirectional

Surface-Mount (SMD)

Info

SMLJ80CAQ

TVS

SMC

3000W

80V

Bidirectional

Surface-Mount (SMD)

Info

SMLJ85AQ

TVS

SMC

3000W

85V

Unidirectional

Surface-Mount (SMD)

Info

SMLJ85CAQ

TVS

SMC

3000W

85V

Bidirectional

Surface-Mount (SMD)

Info

 

Additional components are available in the SMLJxxQ series. View them on the datasheet.

 

Contact MCC to request a sample or ask a question. 

Want insights on TVS diodes and their design considerations? Explore our comprehensive guide.

 

 

MCC
Post by MCC
March 10, 2025
MCC is a leading integrated device manufacturer (IDM) of discrete semiconductors worldwide. Headquartered in the US, we deliver supply chain assurance, best-in-class support, and a diverse portfolio of 10,000+ advanced components to help customers innovate in automotive, industrial, and beyond.