TPSMB480A-A

Supercharged Solutions for EV Charging Systems

Littelfuse application expertise has helped to engineer some of the most advanced systems for EV charging stations. Whether developing alternating current (AC) charging systems, which provide AC power to a vehicle’s on-board charger, or direct current (DC) fast chargers, which provide DC power to a vehicle’s battery system, Littelfuse can help designers meet three key goals of safety, efficiency, and reliability.

Motor Control Solutions

Littelfuse Motor Control Solutions provide protections that are critical to a vehicle's overall reliability. As mechanical/hydraulic actuators are replaced with electric motors, load dumps, overcurrents, surges, and ESD become potential threats. Littelfuse offers a wide range of TVS Diodes and Diode Arrays, MLVs, MOVs, and PPTCs to protect motor control applications.

On-Board Battery Charger Solutions

Littelfuse On-Board Battery Charger Solutions address the electrical challenges that come with charging an electric vehicle's ability to charge its battery from a power outlet. Overcurrents, overvoltages, ESD, and input rectifier switching can impact this recharging ability, and Littelfuse delivers a spectrum of fusts, varistors, thyristors to address these threats.

Remote Keyless Entry Solutions

Littelfuse Remote Keyless Entry Solutions defend the powered circuits and communication lines of modern vehicles that receive signals from a remote key-fob. These signals control features like remote starting, door unlocking, truck opening, and other custom commands. Littelfuse offers a range of fuses, TVS diodes, diode arrays, MOVs, MLVs, and ESD suppressors that protect the on-board circuitry from such threats.

Automotive TVS Diodes

Littelfuse AEC-Q101 Qualified TVS Diodes protect sensitive electronic equipment from voltage transients induced by load dump and other transient voltage events. These AEC-Q101 qualified devices offer peak pulse power dissipation ratings of 400W (SZ1SMA) to 3000W (TPSMD). Littelfuse AEC-Q101 Qualified TVS Diodes are ideal for applications such as DC power protection and ESD protection in automotive electronics such as electronic control units, sensors, and entertainment systems, as well as in portable devices that require high reliability. 

TPSMB 600W Automotive SMD TVS Diodes

Littelfuse TPSMB 600W Automotive SMD TVS Diodes offer a 600W peak pulse power dissipation rating and are designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. The series is AEC-Q101 qualified, making them ideal for protecting I/O interfaces, V_CC bus, and other vulnerable circuits used in automotive applications. Littelfuse TPSMB Automotive SMB TVS Diodes are available in standoff voltage ratings ranging from 6V to 468V for unidirectional and 8V to 553V for bidirectional devices. These diodes fit design requirements for a wide range of automotive and industrial applications.

xEV Power Train Solutions

Littelfuse offers a wide portfolio of xEV Power Train Solutions that are suitable for automotive environments. This portfolio includes fuses, TVS diodes, diode arrays, gate drivers, high-voltage fuses, and thermal protectors. These products from Littelfuse are designed to be used in various EV sectors, such as battery management systems, traction motor inverters, onboard chargers, and the battery distribution unit.

Reliable BMS Protection Solutions

Littelfuse provides a wide portfolio of products designed for reliable BMS protection, from EVs to grids. These products include fuses, TVS diodes, gate drivers, solid-state relays, sensors, and resistors. From small APL applications to utility grids, Littelfuse offers various modules and products with a wide range of specifications, ensuring engineers can find the most suitable choice for any project.

Headlamp Lighting Solutions

Littelfuse Headlamp Lighting Solutions are a family of SMD fuses, TVS diodes and arrays, MLVs, and Schottky diodes that protect against threats to modern automotive headlight systems. Modern automotive headlamp LED systems feature the ability to self-level and swivel as well as shutter high and low beams. Littelfuse headlamp lighting solutions preserve the functionalities of these LEDs by helping prevent load dumps, surges, ESD, and short circuits.

Automotive Application Solutions

Littelfuse Automotive Solutions contain a portfolio of AEC-Q101 and AEC-Q200 qualified TVS diodes, diode arrays, varistors, multilayer varistors, and POLY-FUSE® PTCs. Each new generation of vehicles has an increased number of electronics that control everything from the radio to fuel injection. Littelfuse provides circuit protection solutions for a range of difficult automotive applications.

Inside-Cabin Lighting Solutions

Littelfuse Inside-Cabin Lighting Solutions preserve the functionality of automotive interior lighting systems. Modern vehicles have features like automatic dimming, external light sensing, and user-programmable settings, which can all become compromised by ESD, load dump, surges, overcurrents, and more. Littelfuse offers a wide range of solutions to guard against these modern threats, including resettable PPTCs, MLVs, and diode arrays.

ECU Solutions

Littelfuse ECU Solutions offer a range of protection for the many circuits found in the Electronic Control Units (ECU) of modern automobiles. These ECUs control functions like GPS connectivity, transmission and engine control, and door lock. Littelfuse ECU Solutions include fuses, PPTCs, MOVs, MLVs, ESD suppressors, and more that provide defense against overcurrents and ESD that threaten various vehicular ECUs.

TPSMB/TPSMC/TPSMD Automotive SMT TVS Diodes

Littelfuse TPSMB / TPSMC / TPSMD Automotive SMT TVS Diodes offer 600W, 1500W, or 3000W peak pulse power capability at 10/1000μs waveform. These diodes are specially designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. All of the series are halogen free, RoHS compliant, and AEC-Q101 qualified for high-reliability applications. The modules provide excellent clamping capability and low incremental surge resistance. Littelfuse TPSMB / TPSMC / TPSMD Automotive SMT TVS Diodes come in a low-profile, surface-mount package to optimize board space.

Littelfuse High Reliability TVS Diodes

ECall Solutions

Littelfuse ECall Solutions help preserve an automobile's ability to call the nearest emergency center after a crash. A range of Littelfuse TVS diodes and diode arrays, MLVs, MOVs, fuses, and more defend against the overcurrents, ESD, load dump, and surges that threaten these critical safety-based functionalities.

Engine Cooling System Solutions

Littelfuse Engine Cooling System Solutions offer protection against threats to the ability of an engine to cool using the right fluids. Threats to these cooling systems include overheating, load dumps, surges, and ESDs. Littelfuse solutions to these threats include Schottky and TVS diodes, diode arrays, MLVS, SMD PPTCs, and MOVs.

Infotainment & Navigation Solutions

Littelfuse Infotainment and Navigation Solutions protect against ESD, surges, and overcurrents that threaten the advanced electronic ecosystems in vehicles. These ecosystems integrate technologies like Wi-Fi®, BLUETOOTH®, USB data/charging inputs, AUX inputs, telematics, navigation, and more into a graphical user interface on the dashboard. Littelfuse offers a line of SMD PPTCs and fuses, TVS diodes and diode arrays, MLVs, and XTREME-GUARD™ suppressors that keep these robust systems operating as designed.

Off-Highway Electric Vehicle Solutions

Littelfuse provides a wide range of solutions for off-highway electric vehicles. These electric vehicles share a similar architecture and have a power range from 48V to 400V. Off-highway electric vehicles include electric forklifts, golf carts, three-wheelers, tow tractors, compactors, and excavators.

Vehicle Communication Solutions

Littelfuse Vehicle Communication Solutions protects the on-board power and communication circuitry responsible for V2V (vehicle-to-vehicle) and V2I (vehicle-to-infrastructure) communication. ESD, surge, and overcurrents threaten these systems' ability to share real-time data (speed, direction, location, etc.) with other vehicles as well as traffic lights and smart roads. Littelfuse produces a line of fuses, PPTCs, TVS diodes and diode arrays, MLVs, and polymer ESD suppressors to help ensure operational uptime of these systems.

Two-/Three-Wheeler Electric Vehicle Solutions

Littelfuse provides a wide variety of switches, relays, diodes, and fuses for designing reliable two- and three-wheel electric vehicles. Two- and three-wheel vehicles fulfill many zero-emission mandates, helping to improve air quality while combatting mitigating climate change. Challenges in designing two- and three-wheel vehicles include maximizing mileage between battery charges, high vehicle reliability, and vehicle safety. Littelfuse solutions for vehicles are ideal for lighting, onboard chargers, power distribution units, and ECU/motor drives.

Vehicle Camera Solutions

Littelfuse Vehicle Camera Solutions protect against the common electrical threats to camera-based advanced driver assistance systems (ADAS) in modern vehicles. These camera systems can include night vision, back-up, auto-parking, and collision avoidance functions as well as speed limit, driver drowsiness, and lane departure detection. Littelfuse solutions include TVS diodes and diode arrays, MLVs, Schottky diodes, and SMD PPTCs that simultaneously protect without interfering with high-frequency video signals.

Battery Management System Solutions

Littelfuse Battery Management System Solutions provides components that protect against overcurrents, surges, and Electrostatic Discharge (ESD) that threaten the safe operation of Battery Management Systems (BMS) in industrial tools and robotics, as well as e-mobility, mobile, and wearable applications. These systems regulate battery performance and communicate with energy management systems to keep batteries safe and operational. Littelfuse Battery Management System Solutions include fuses, TVS diodes, diode arrays, single-cell batteries, multi-cell batteries, solid state relays, and more.