CategoriesFragmentation leaderboard

Fragmentation leaderboard

Every category in the CategoryRank Ontology, ranked by vocabulary fragmentation between OEM, distributor, AI, and aggregator voices. The higher the score, the wider the misalignment — and the deeper the opportunity for a sourcing desk that can bridge it. The fragmentation index refreshes on a slower cadence than the weekly rank boards.

247 categories with fragmentation signalfragmentation index · as of 2026-W19 (slower cadence)Sign in to see wallet-level stats
RankCategoryFragmentationBrandsTierState
★ 1Application Processors95%9CAVAILABLE
★ 2Switches94%35AAVAILABLE
★ 3Automotive Electronics90%532BAVAILABLE
★ 4Power Supplies89%575BAVAILABLE
★ 5Ambient Light Sensors88%298BAVAILABLE
★ 6Wireless Modules88%471AAVAILABLE
★ 7Audio ICs87%47CAVAILABLE
★ 8MemoryWALLET87%231ASUBSCRIBED
#9Switch ICs87%28CAVAILABLE
#10Clock & Timing87%206AAVAILABLE
#11Encoders87%14CAVAILABLE
#12Frequency Control Devices86%18BAVAILABLE
#13RF Modules86%54CAVAILABLE
#14LED Indication85%3BAVAILABLE
#15IoT Solutions84%398BAVAILABLE
#16Embedded - CPLDs83%198AAVAILABLE
#17Soldering Equipment83%14CAVAILABLE
#18Filters83%27CAVAILABLE
#19Embedded Computing82%492AAVAILABLE
#20RF / Coaxial Connectors81%208BAVAILABLE
#21USB Controllers81%41CAVAILABLE
#22Automotive Connectors80%38CAVAILABLE
#23Rectifiers80%98BAVAILABLE
#24Driver ICs80%31CAVAILABLE
#25Ethernet PHY80%5CAVAILABLE
#26Differential Amplifiers80%4CAVAILABLE
#27Chip Resistor - Surface Mount79%83CAVAILABLE
#28MEMS Oscillators79%21AAVAILABLE
#29WiFi Modules78%61AAVAILABLE
#30RF Semiconductors78%485AAVAILABLE
#31FPGA - Field Programmable Gate Array78%118AAVAILABLE
#32Industrial Automation78%673AAVAILABLE
#33Passive Components77%117CAVAILABLE
#34Display Drivers77%223BAVAILABLE
#35Magnetic Sensors77%70BAVAILABLE
#36Current Sensors77%100BAVAILABLE
#37Communication ICs76%33CAVAILABLE
#38Industrial Pressure Sensors76%212BAVAILABLE
#39Fuses76%8CAVAILABLE
#40Aluminum Electrolytic Capacitors75%98CAVAILABLE
#41PIR Sensors75%32BAVAILABLE
#42Combo Wireless Modules75%32AAVAILABLE
#43Antennas75%23CAVAILABLE
#44Linear / Analog ICs75%256AAVAILABLE
#45Wirewound Inductors73%6AAVAILABLE
#46Voltage Regulators73%219AAVAILABLE
#47RF System on a Chip - SoC73%161AAVAILABLE
#48RF Transceivers73%220AAVAILABLE
#49EEPROM73%15AAVAILABLE
#50MIL-Spec Connectors73%13BAVAILABLE
#51LED Emitters72%7BAVAILABLE
#52Current Sense Resistors72%8AAVAILABLE
#53Terminals72%6CAVAILABLE
#54Connectors & Interconnects72%137BAVAILABLE
#55Bluetooth Modules72%95AAVAILABLE
#56Backplane Connectors72%12CAVAILABLE
#57Variable Resistors72%2AAVAILABLE
#58Battery ManagementWALLET72%507ASUBSCRIBED
#59MLCC Capacitors72%69CAVAILABLE
#60IGBTs72%64AAVAILABLE
#61Motors and Drives72%19CAVAILABLE
#62Photoelectric Sensors71%142BAVAILABLE
#63RF Amplifiers71%219AAVAILABLE
#64Surge Protection Devices71%14AAVAILABLE
#65Sensors & Transducers71%302BAVAILABLE
#66Card Edge Connectors70%3CAVAILABLE
#67Proximity Sensors70%52BAVAILABLE
#68Discrete Semiconductors70%99BAVAILABLE
#69Coaxial Cables70%17CAVAILABLE
#7016-bit Microcontrollers70%4CAVAILABLE
#71Fiber Optic Connectors70%20CAVAILABLE
#72Thermostats70%326BAVAILABLE
#73LED Drivers70%466AAVAILABLE
#74MOSFETs70%89AAVAILABLE
#75CPU - Central Processing Units70%43AAVAILABLE
#76LED Lighting70%20BAVAILABLE
#77NAND Flash69%31AAVAILABLE
#78DSP - Digital Signal Processors69%340AAVAILABLE
#79Relays and Solenoids69%17AAVAILABLE
#80Circular Connectors69%149BAVAILABLE
#81Voltage References69%172BAVAILABLE
#82FFC/FPC Connectors69%108BAVAILABLE
#83ADC68%370AAVAILABLE
#84Wireless & RF68%79AAVAILABLE
#85Amplifier ICs68%23CAVAILABLE
#86Transistors68%82BAVAILABLE
#87Transformers68%11CAVAILABLE
#88Power Connectors67%16BAVAILABLE
#89Photo Detectors67%183BAVAILABLE
#90Motor Control ICs67%240BAVAILABLE
#91Through Hole Resistors67%165CAVAILABLE
#92Gate Drivers67%72AAVAILABLE
#93NTC Thermistors66%72BAVAILABLE
#94Industrial Power66%20BAVAILABLE
#95DC-DC Converters66%208AAVAILABLE
#96Power Management66%25AAVAILABLE
#97Diodes (General Purpose)65%75BAVAILABLE
#98Ferrite Beads65%77CAVAILABLE
#99TVS Diodes64%86BAVAILABLE
#100Signal Conditioning64%23CAVAILABLE
#101D-Sub Connectors64%94BAVAILABLE
#102Chip Inductors64%9AAVAILABLE
#103Comparators64%48BAVAILABLE
#104Capacitors64%12CAVAILABLE
#105RF Interconnect63%386AAVAILABLE
#106Temperature & Humidity Sensors63%252BAVAILABLE
#107Tantalum Capacitors63%31BAVAILABLE
#108Ceramic Capacitors63%135CAVAILABLE
#109Integrated Circuits (ICs)63%224AAVAILABLE
#110Board Mount Pressure Sensors63%114BAVAILABLE
#111Accelerometers63%69BAVAILABLE
#112Optoelectronics62%228BAVAILABLE
#113Cable Assemblies62%93AAVAILABLE
#114System on Chip62%89AAVAILABLE
#115Rectangular Connectors62%58BAVAILABLE
#116Resistor Networks62%10AAVAILABLE
#117Audio Amplifiers61%374AAVAILABLE
#118Image Sensors61%79AAVAILABLE
#119Film Capacitors61%63CAVAILABLE
#120Cellular Modules60%360AAVAILABLE
#121Buffers & Drivers60%24BAVAILABLE
#122Data Converter ICs60%66CAVAILABLE
#123Temperature Sensors60%102BAVAILABLE
#124Panel Meters60%49CAVAILABLE
#125Hardware60%20CAVAILABLE
#126Interface ICs59%133AAVAILABLE
#127DRAM59%73AAVAILABLE
#128Diodes59%53BAVAILABLE
#129Crystal Oscillators (XO)59%5AAVAILABLE
#130Contactors59%5CAVAILABLE
#131RF Switches58%135BAVAILABLE
#132Digital Isolators58%55BAVAILABLE
#133Varistors57%8CAVAILABLE
#134RFID / NFC57%70AAVAILABLE
#135LDO Regulators57%68AAVAILABLE
#136Terminal Blocks57%180BAVAILABLE
#137Coupled Inductors56%4BAVAILABLE
#138Fiber Optics55%28CAVAILABLE
#139IMUs55%29AAVAILABLE
#140Consumer Electronics54%426BAVAILABLE
#141Electromechanical54%146CAVAILABLE
#142FPGA54%58AAVAILABLE
#143Resistors54%14CAVAILABLE
#144MPU54%2CAVAILABLE
#145Operational Amplifiers (Op Amps)54%136AAVAILABLE
#146Flash53%46AAVAILABLE
#147Thermal Interface Products53%17CAVAILABLE
#148EMI RFI Suppression53%7CAVAILABLE
#149Isolation52%40BAVAILABLE
#150Quartz Crystals52%4AAVAILABLE
#151Schottky Diodes52%30BAVAILABLE
#152DAC51%11AAVAILABLE
#153Bus Transceivers51%2CAVAILABLE
#154Hook-up Wire51%4CAVAILABLE
#155Headers & Wire Housings50%223BAVAILABLE
#156Motion Sensors50%168BAVAILABLE
#157PCB Headers & Receptacles50%163BAVAILABLE
#158Board-to-Board Connectors50%142BAVAILABLE
#159USB Connectors50%60BAVAILABLE
#160HDMI Connectors50%14BAVAILABLE
#161Current Sense Amplifiers50%8CAVAILABLE
#162Racks and Cabinets50%3CAVAILABLE
#163Counters50%1CAVAILABLE
#164Inductors48%82CAVAILABLE
#165Data Acquisition48%578AAVAILABLE
#166Cloud Computing Services48%278AAVAILABLE
#167Instrumentation Amplifiers48%101AAVAILABLE
#168Pressure Sensors48%66BAVAILABLE
#16932-bit Microcontrollers47%5BAVAILABLE
#170Potentiometers47%4AAVAILABLE
#171NFC/RFID Readers46%33AAVAILABLE
#172Power Factor Correction46%10CAVAILABLE
#173PTC Resettable Fuses46%2CAVAILABLE
#174Power Inductors45%56CAVAILABLE
#175Switching Regulators45%32BAVAILABLE
#176Logic ICs45%93BAVAILABLE
#177Bridge Rectifiers45%23BAVAILABLE
#178Infrared LEDs45%4AAVAILABLE
#179Optical Sensors44%72BAVAILABLE
#180Thyristors44%51BAVAILABLE
#181RF Inductors43%5AAVAILABLE
#182Multiprotocol Modules43%132AAVAILABLE
#183Wire & Cable43%27AAVAILABLE
#184Fiber Optic Cables43%27CAVAILABLE
#185Logic Gates43%13BAVAILABLE
#186Heat Sinks43%7BAVAILABLE
#187CAN Transceivers43%1CAVAILABLE
#188Optocouplers43%56BAVAILABLE
#189Crimp Tools43%2CAVAILABLE
#190DSP42%149AAVAILABLE
#191Displays42%64BAVAILABLE
#192PMIC41%774AAVAILABLE
#193CPLD41%121BAVAILABLE
#194Enclosures40%29CAVAILABLE
#195ESD Protection Devices40%5CAVAILABLE
#196ARM Cortex-M40%3CAVAILABLE
#197Supercapacitors39%6BAVAILABLE
#198MicrocontrollersWALLET39%472ASUBSCRIBED
#199RJ45 Connectors38%28BAVAILABLE
#200NOR Flash38%1BAVAILABLE
#201Optical Encoders38%1BAVAILABLE
#202Bipolar Transistors (BJT)36%40BAVAILABLE
#203Fixed Resistors36%1AAVAILABLE
#204Prototyping Products33%59CAVAILABLE
#205M12 Connectors33%3BAVAILABLE
#206Gyroscopes32%29BAVAILABLE
#207Humidity Sensors32%26BAVAILABLE
#208TCXO32%23AAVAILABLE
#209Hot Swap Controllers32%3CAVAILABLE
#210Fans and Blowers32%2CAVAILABLE
#2118-bit Microcontrollers30%8CAVAILABLE
#212Level Shifters30%24BAVAILABLE
#213Linear Regulators29%1BAVAILABLE
#214Laser Diodes29%7BAVAILABLE
#215Cybersecurity Solutions28%347BAVAILABLE
#216Temperature Probes28%262BAVAILABLE
#217Operational Amplifiers28%91AAVAILABLE
#218RF Connectors28%81BAVAILABLE
#219SRAM28%33AAVAILABLE
#220Rectifier Diodes28%22BAVAILABLE
#221Multiplexers28%3CAVAILABLE
#222Visible LEDs28%1AAVAILABLE
#223Network and Communication25%10CAVAILABLE
#224LEDs22%35BAVAILABLE
#225VCXO22%24AAVAILABLE
#226Electrolytic Capacitors22%15CAVAILABLE
#227MLCC20%1AAVAILABLE
#228Zener Diodes19%14BAVAILABLE
#229Tools19%11AAVAILABLE
#230Video Amplifiers19%3CAVAILABLE
#231Boost Converters16%48AAVAILABLE
#232SPI Interface16%24CAVAILABLE
#233Aluminum Electrolytic Capacitors16%22AAVAILABLE
#234Power Supply Modules16%21AAVAILABLE
#235Multi-Conductor Cables16%12CAVAILABLE
#236FRAM13%22CAVAILABLE
#237Shift Registers13%4BAVAILABLE
#238RS-232 Transceivers9%22CAVAILABLE
#239Flip-Flops9%1BAVAILABLE
#240Buck Converters9%1AAVAILABLE
#241I2C Expanders5%1CAVAILABLE
#242Buck-Boost Converters0%35AAVAILABLE
#243NFC/RFID Tags & Transponders0%25AAVAILABLE
#244Flat Cables0%7CAVAILABLE
#245Phototransistors0%2BAVAILABLE
#246LVDS Transceivers0%1CAVAILABLE
#247Peltier Modules0%1CAVAILABLE
Method: fragmentation_score = 1 − aggregate_top_form_share, tie-broken by brand coverage descending. 247 of the CategoryRank Ontology's categories carry enough cross-voice signal to score (fragmentation index as of 2026-W19; it refreshes on a slower cadence than the weekly rank boards). The L1 directory counts categories with a published AI rank board — a different, stricter gate.