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SENSING SOLUTIONSFOR PASSENGERCOMFORT & SAFETY& AUTOMOTIVEPOWERTRAIN

Our StoryLocal Resources for a GLOBAL MarketLittelfuse products help to aid andprotect operators and passengerswhile supporting the clean andeffective operation of the vehicle’spowertrain for OEM and aftermarketapplications for the automotiveindustry as well as the heavy-duty truck,construction and agriculture industries. Weoffer a broad and reliable selection of presence,position, level, rotation and optical sensors for usein Powertrain, Chassis, Safety, Emissions, Comfortand Convenience applications.Over 60 Years of AutomotiveSensor ExpertiseTechnologyHamlin is one offirst companiesto manufactureReed rst el FuelHeatersTechnologyACCELlaunchesMulti-ZoneSolar SensorsTechnologyACCEL launchesDual Zone SolarSensors, Hamlinadds Hall Effecttechnology to itsprofileLittelfuse starts firstproject using itsPWG technologyfor ologyHamlinlauncheschange-overReed SwitchSigmarproducesWater inFuel SensorsACCELlaunchesSingleZone SolarSensorsACCEL beginsproductionof Hall Effectbased Seat BeltBuckle PresenceSensorsACCEL isgrantedtwo patentsfor otive-sensor-products2015Acquisition

Our Market Focus TRANSPORTATION and ApplicationsChassisPosition SensingPassenger SafetyLevel SensingSeatBelt Buckle SensingOccupancySeat Belt Tension SensingSeatComfort and ConvenienceSolarSensing - Irradiance & Ambient Lightand Humidity/Temperature SensingPower Assist Speed & Direction SensingRainPowertrainEmissionsDEFHeaterLevel SensingDEF Concentration SensingSpeedSensingFluidDieselFuel SensorsPositionLevel SensingSensingSpeed& DirectionSensingDEFValue Added SensingSystem FeaturesLittelfuse offers an extensive portfolio of Automotive Sensors that includes a wide range of automotiveand commercial vehicle products designed to monitor the passenger compartment occupants andenvironment as well as the vehicle’s powertrain, emissions, speed and or-productsImprove SafetyComfort and ConveniencePowertrainCustom DesignCustom DesignRobust and Cost EffectiveMultiple Features AvailableFull Range of Powertrain Speed, Positionand Diesel Application SensorsGlobal Engineering SupportGlobal Supply Base & ProductionHall/TMR/PWG Sensing sor-products3

People & TechnologyPassionate About Our ProductsDelivering results that exceed customer expectationsWhy Choose Littelfuse?Littelfuse products are vital components in virtually every market thatuses electrical energy, from consumer electronics to automobiles,commercial vehicles and industrial equipment. Littelfuse is the preferredbrand for leading manufacturers around the world, with more than 40sales, manufacturing and engineering facilities and a global network ofdistribution channels.Product Development and Testing ExpertiseOur global team of engineers work to design innovative solutions, providecustomer support and perform product testing to ensure the best solutionthat meets all requirements and regulations.Global Support TeamLittelfuse has a world-wide team of specialists prepared to support anyapplication needs from conceptual development to continuous qualityassurance for the full program life.Custom Solutions ProviderOur history of innovation, proven technical expertise and one of theindustry’s broadest and deepest portfolios of automotive sensors enablesus to provide objective, comprehensive solutions for each customer’sunique needs and deliver value added propositions.PurposeTo improve the safety, reliability, and performance of our customers’products that use electrical energy.ValuesCustomer Focus, Teamwork, Results Driven, r-products

Developing NEXT GENERATION Products andContinuously Improving TECHNOLOGIESDeveloping Industry LeadingTechnology to Better Serve your NeedsPulsed WaveGuide (PWG ) sensorprovides a continuous and linear output allowingfor accurate level measurement of fluids such asDEF even in unique tank configurationsThe continuous linear output can also be used inposition sensing application such as seat position,active suspension and construction equipmentMeasurement frequency can be optimized to theapplication to minimize power Unique Technology to Enhance theDriver ExperienceMultidirection(3D) sensors detect solar irradiationintensity/angle and are used by the climatecontrol system for better cabin temperature zonecontrol, enhancing the driving experience.Patented hemispheric calibration technologytailors the sensor to the specific vehicleconfiguration to allow for full styling flexibility.Capable of integrating additional functions such asambient light sensing, temperature sensing andvisual ltizoneInnovating Use of Existing Solutions toMonitor the Vehicle’s DrivetrainRobustconstruction allows the speed sensor tooperate in harsh environments such as inside theautomatic transmission.Sensors can be designed to measure speed onlyor speed and direction.Sensors are zero speed measurement e.com/products/automotive-sensor-products5

Engineering ExpertiseProduct Development & EngineeringResources to meet your project goals on time and on budgetBusiness Excellence from Concept to CompletionLeading vehicle OEMs look to Littelfuse Automotive Sensor Products for answers to their Powertrain, Emissions, Chassis,Comfort & Convenience and Passenger Safety needs. Our innovation, technical expertise and product offerings enable us toprovide comprehensive solutions for customer’s unique applications. That is the value you can expect from Littelfuse.Plan & DefineProgramProduct requirementsagreedMilestones anddeliverables agreedManufacturing strategyagreedConcept design6Product Design &DevelopmentConcept samples builtand validatedDetailed designcompletedDesign validation (DV)plan agreedDesign freeze forprototypesProcess Design &DevelopmentDesign Validation (DV)build; testing & reportProcess designcompletedProcess Validation (PV)plan agreedDesign freeze nsor-productsProduct & ProcessValidationProduction linecompletedMass production trialsand run at rateProcess Validation (PV)build; testing & reportingProduction Part ApprovalProcess (PPAP)Post Launch ReviewStart of Production (SOP)Launch containmentQuality performance/customer satisfactionmonitoringContinuousimprovement/VAVE

Global MANUFACTURING FootprintLittelfuse offers global manufacturing centers to provide better and more cost effective products to our customers.EuropeMatamoros, MexicoISO/TS 16949, ISO 9001, ISO 14000Sensor AssemblyReed Switch ManufacturingFacility Size: 9,660 m2Business Functions: Sensor Design Engineering, Manufacturing,Quality, Finance, LogisticsProduction Type: PCB-Assembly, Wire processing, Plastic molding,Manual, Semi-automated, AutomatedProducts Manufactured: Safety products, Speed & direction sensors,Reed SwitchesEmployees: 740AsiaKaunas, Lithuania & Ozegna, Italy ISO/TS 16949, ISO 9001, ISO 14000PCB AssemblySensor AssemblyFacility Size: 8,200 m2 (Kaunas); 3,000 m2 (Ozegna)Business Functions: Sensor Design Engineering, Manufacturing,Quality, Purchasing, Finance, LogisticsProduction Type: PCB-Assembly, Manual, Semi-automated, AutomatedProducts Manufactured: Solar Sensors, Safety products, Speed &direction sensors, Level SensorsEmployees: 730 (Kaunas); 48 (Ozegna)The AmericasLearn more at: , ChinaISO/TS 16949, ISO 9001, ISO 14000PCB AssemblySensor AssemblyFacility Size: 3,500 m2Business Functions: Sensor Design Engineering, Manufacturing, Sales& Marketing, Quality, Purchasing, Finance, LogisticsProduction Type: PCB-Assembly, Manual, Semi-automated, AutomatedProducts Manufactured: Safety products, Speed & direction sensors,Reed SwitchesEmployees: cts7

Entire Vehicle SystemAutomotive Product ApplicationsPassenger car, commercial vehicle and off-highwaySolar SensorCam & CrankClutchTransmission8Gear -products

Seat BeltFluid LevelPowered TailgateEmissions roducts9

Product PortfolioPowertrainLittelfuse Powertrain sensors cover the entire range of vehicles needs providing position, level, rotation and speed data from such componentsas the engine Camshaft, Crankshaft, transmission and Fluid Levels utilizing P WG , Hall and Reed technology. In addition, Littelfuse offers Dieselfluid heaters that utilize PTC elements.Learn more at: /powertrainFuel HeaterStand-alone function eliminates the needfor temperature probes or power switchesPTC design with no mechanical contactensures high reliability and a long lifeFluid Level SensorTMR*, P WG *, Reed* technologiesavailableLow power and solid state switchingDiscrete voltage linear and step levelClutch Position SensorTMR or Hall technology availableLow power consumption; No standbypower required Magnetically operated position sensorsensing options*Float not picturedFuel Heater Module Fuel heater, temperature sensor, waterin fuel detection, diagnostic function,pressure sensor High reliabilityWater in Fuel SensorIntegrated self-test featureTransmission and Engine Speed SensorFerrous target speed sensing (Hall)Robust construction makes this sensor wellsuited to harsh environmentsPedal Position (Rotary) SensorHall-based absolute rotary position sensorProgrammable angular rangeTransmission Fork Position SensorNon-contact Hall technologyLarge air gap operationPRNDS Position (Rotary) SensorAnalog or PWM outputClockwise or counterclockwise option10Measures resistance to determine the levelof water in the ucts

Passenger SafetyLittelfuse Seat Belt Safety sensors are a key component in the driver/passenger active and passive restraint systems as well as occupantpresence sensing systems using Reed, Hall Effect and Mechanical sensing.To learn more, visit: /passenger-safetySeat Belt Buckle SensorNon-contact, Hall Effect and TMR presencesensing technologyLow power consumptionCustomizable logic output statesSeat Belt Buckle Sensor - MechanicalNo standby power requiredExcellent life and reliabilityClean and cost effective designSeat Belt Buckle Sensor - ReedNo standby power requiredNon-contact, Reed Switch technologyCan be connected directly to audio and/orLED alertsDesign allows for diagnostic capabilitiesDual Seat Belt Buckle and Tension SensorNon-contact, Reed and Hall Effect technologyCustomizable sensor outputDesign allows for diagnostic capabilitiesEmissionsSeat Occupancy SensorTMR, Hall, or Reed technology availableIntegral neoprene boot provides protection from severe environmentsNo stand-by power required (Reed)Two logic states (Hall and TMR)As the world moves toward more effective SCR systems, Littelfuse offers both level sensing (P WG , Hall and Reed technology) for use withDEF/UREA Fluid as well as PTC heaters for Blow-by Gas heating.Learn more at: /emissionsBlow-By HeaterPTC self regulates the power absorptionin function of flow and temperature of theblow-by gasesNo external thermostat neededWell suited to harsh environmentsDEF HeaterSelf regulated PTC heating elementsStainless steel bodyAll materials used are compatible with DEFsolution to avoid contaminating the catalystDEF Level SensorSensor technology optimized for linearposition sensingContactless designLevel sensing with or without a ducts11