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Products
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Featured Products
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IT infrastructure
- OEM Souring
- Hard Drives
- CPU
- IT infrastructure Memory
- Spare Parts
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- Server
- Switch
- Network Cards
- IT infrastructure Accessories
- Storage Machines
- Systemboard
- Sfp
- Harddrives
- Heatsink
- Fan
- Rack Options
- Licenses
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- IT Racks
- Graphics
- Io Expansions
- Routers
- San
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- Blades
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- Software
- Chassis
- Flex System
- Ups
- Wifi Controller
- Bladecenters
- Rack Mounts
- Monitors
- Antenna
- Phones
- Hmc
- HOT - SALES and EOL Components
- 88E series
- Maxim Series
- Hard To Find
- END - OF - LIFE
- Electronic Wholesale
- TPS series
- STM series
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IT infrastructure
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Integrated Circuits (ICs)
- Integrated Circuits (ICs) Kits
- Clock/Timing
- Data Acquisition
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Embedded
- Embedded - CPLDs (Complex Programmable Logic Devices)
- Embedded - DSP (Digital Signal Processors)
- Embedded - FPGAs (Field Programmable Gate Array)
- Embedded - Microcontrollers
- Embedded - Microcontrollers - Application Specific
- Embedded - Microprocessors
- Embedded - PLDs (Programmable Logic Device)
- Embedded - System On Chip (SoC)
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Interface
- Interface - Analog Switches - Special Purpose
- Interface - Analog Switches, Multiplexers, Demultiplexers
- Interface - CODECs
- Interface - Controllers
- Interface - Drivers, Receivers, Transceivers
- Interface - Encoders, Decoders, Converters
- Interface - Filters - Active
- Interface - I/O Expanders
- Interface - Modems - ICs and Modules
- Interface - Sensor and Detector Interfaces
- Interface - Serializers, Deserializers
- Interface - Signal Buffers, Repeaters, Splitters
- Interface - Signal Terminators
- Interface - Specialized
- Interface - Telecom
- Interface - UARTs (Universal Asynchronous Receiver Transmitter)
- Interface - Voice Record and Playback
- Interface - Sensor, Capacitive Touch
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- Linear
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Logic
- Logic - Buffers, Drivers, Receivers, Transceivers
- Logic - Comparators
- Logic - Counters, Dividers
- Logic - FIFOs Memory
- Logic - Flip Flops
- Logic - Gates and Inverters
- Logic - Latches
- Logic - Multivibrators
- Logic - Parity Generators and Checkers
- Logic - Shift Registers
- Logic - Signal Switches, Multiplexers, Decoders
- Logic - Specialty Logic
- Logic - Translators, Level Shifters
- Logic - Universal Bus Functions
- Logic - Gates and Inverters - Multi - Function, Configurable
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PMIC
- PMIC - AC DC Converters, Offline Switchers
- PMIC - Battery Chargers
- PMIC - Battery Management
- PMIC - Current Regulation/Management
- PMIC - Display Drivers
- PMIC - Energy Metering
- PMIC - Full, Half - Bridge Drivers
- PMIC - Gate Drivers
- PMIC - Hot Swap Controllers
- PMIC - Laser Drivers
- PMIC - LED Drivers
- PMIC - Lighting, Ballast Controllers
- PMIC - Motor Drivers, Controllers
- PMIC - OR Controllers, Ideal Diodes
- PMIC - PFC (Power Factor Correction)
- PMIC - Power Distribution Switches, Load Drivers
- PMIC - Power Management - Specialized
- PMIC - Power Over Ethernet (PoE) Controllers
- PMIC - Power Supply Controllers, Monitors
- PMIC - RMS to DC Converters
- PMIC - Supervisors
- PMIC - Thermal Management
- PMIC - V/F and F/V Converters
- PMIC - Voltage Reference
- PMIC - Voltage Regulators - DC DC Switching Controllers
- PMIC - Voltage Regulators - DC DC Switching Regulators
- PMIC - Voltage Regulators - Linear
- PMIC - Voltage Regulators - Linear Regulator Controllers
- PMIC - Voltage Regulators - Linear + Switching
- PMIC - Voltage Regulators - Special Purpose
- PMIC - Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
- SEE ALL
- Specialized ICs
- Audio Special Purpose
- Memory
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Discrete Semiconductor Products
- Current Regulation - Diodes, Transistors
- Thyristors—SCRs
- IGBTs - Arrays
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TRANSISTORS
- Transistors – FETs, MOSFETs – Single
- Transistors - FETs, MOSFETs Arrays
- Darlington Transistor
- Transistors - FETs, MOSFETs - RF
- Transistors - Special Purpose
- Transistors (BJT) - Arrays
- Transistors (BJT) - Arrays, Pre - Biased
- Transistors (BJT) - Single
- Transistors (BJT) - Single, Pre - Biased
- RF Transistors (BJT)
- SEE ALL
- RF Diodes
- Bridge Rectifiers
- Diacs, Sidacs
- Diodes - Zener - Arrays
- Diodes - Zener - Single
- Diodes, Rectifiers - Arrays
- Diodes, Rectifiers - Single
- FETs - Arrays
- FETs - Single
- IGBTs - Modules
- IGBTs - Single
- JFETs (Junction Field Effect)
- Power Drivers - Modules
- RFFETs
- SCRs - Single - Modules
- SCRs - Single
- Triacs
- Variable Capacitance Diodes (Varicaps, Varactors)
- SEE ALL
- Memory Cards, Modules
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Sensors, Transducers
- Sensor Interface Junction Blocks
- Sensors, Transducers -Magnets Sensor -Matched Magnets
- Sensors, Transducers -Position Sensors- Angle, Linear Position Measuring
- Sensor Cable Assemblies
- Proximity Sensors - Industrial
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Optical Sensors
- Optical Sensors - Ambient Light, IR, UV Sensors
- Optical Sensors - Photo Detectors - Remote Receiver
- Optical Sensors - Photodiodes
- Optical Sensors - Photointerrupters - Slot Type - Logic Output
- Optical Sensors - Photointerrupters - Slot Type - Transistor Output
- Optical Sensors - Phototransistors
- Optical Sensors - Reflective - Analog Output
- Optical Sensors - Image Sensors, Camera
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- Motion Sensors
- Temperature Sensors
- Magnetic Sensors
- Moisture Sensors, Humidity
- Position Sensors - Angle, Linear Position Measuring
- Pressure Sensors, Transducers
- Proximity Sensors
- Capacitive Touch Sensors, Proximity Sensor ICs
- Current Transducers
- Encoders
- Image Sensors, Camera
- IrDA Transceiver Modules
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Optoelectronics
- LED Emitters - Infrared, UV, Visible
- Ballasts, Inverters
- Fiber Optic Transceiver Modules
- Optocouplers/Photocouplers
- Display Bezels, Lenses
- Display Backlights
- LCD, OLED, Graphic
- LED Character and Numeric
- Infrared, UV, Visible Emitters
- LED Indication - Discrete
- LEDs - Spacers, Standoffs
- Fiber Optics
- Led Lighting
- Display Modules
- LEDs - Circuit Board Indicators, Arrays, Light Bars, Bar Graphs
- Optics - LEDs - Light Pipes
- Panel Indicators, Pilot Lights
- Custom Products
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- Circuit Protection
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Connectors, Interconnects
- Keystone Connector Accessories
- Card Edge Connector Housings
- Card Edge Connector Contacts
- Headers & Wire Housings
- LGH Connectors
- Terminals—Screw Connectors
- USB, DVI, HDMI Connectors —USB, DVI, HDMI Connector Assemblies
- Industrial Controls, Meters——Controllers——Specialty Controllers
- AC Power Connectors
- Terminals - PC Pin Receptacles, Socket Connectors
- Terminals - PC Pin, Single Post Connectors
- Terminals - Quick Connects, Quick Disconnect Connectors
- Terminals - Specialized Connectors
- Terminals - Wire Splice Connectors
- Terminals - Wire to Board Connectors
- FFC, FPC (FlatFlexible) Connector Assemblies
- Heavy Duty Connector Frames
- Heavy Duty Connector Accessories
- Heavy Duty Connector Inserts, Modules
- Modular Connector Jacks
- Modular Connector Jacks With Magnetics
- Modular/Ethernet Connector (RJ45, RJ11) Jacks
- Pluggable Connector Assemblies
- Rectangular - Board to Board Connectors - Arrays, Edge Type, Mezzanine
- Rectangular Connectors - Board In, Direct Wire to Board
- Rectangular Connectors - Free Hanging, Panel Mount
- Rectangular Connectors - Headers, Male Pins
- Rectangular Connectors - Headers, Receptacles, Female Sockets
- Rectangular Connector - Accessories
- Rectangular Connector Contacts
- Rectangular Connector Housings
- Rectangular Connector - Spring Loaded
- Solid State Lighting Connector - Assemblies
- D - SUB, D - SHAPED connectors
- FFC, FPC (FlatFlexible) Connectors
- Card Edge Connectors - Edgeboard Connectors
- Circular Connectors
- Memory Connectors - PC Card Sockets
- Modular Connectors
- Pluggable Connectors
- Power Entry Connectors - Inlets, Outlets, Modules
- Rectangular - Board to Board Connectors
- Rectangular Connectors
- Sockets for ICs, Transistors
- Terminal Blocks
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- Coaxial Connectors (RF)
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- Capacitors
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RF/IF and RFID
- RF and Wireless >RF Power Dividers/Splitters
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- Attenuators
- Balun
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- RF Antennas
- RF Demodulators
- RF Detectors
- RF Diplexers
- RF Directional Coupler
- RF Evaluation and Development Kits, Boards
- RF Front End (LNA + PA)
- RF Misc ICs and Modules
- RF Mixers
- RF Modulators
- RF Power Dividers/Splitters
- RF Receivers
- RF Switches
- RF Transceiver ICs
- RF Transceiver Modules
- RF Transmitters
- RFID, RF Access, Monitoring ICs
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- Crystals, Oscillators and Resonators
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Uncategorized
- Audio Products
- Cable Assemblies
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Programmers, Development Systems
- Evaluation Boards - Embedded - Complex Logic (FPGA, CPLD)
- Evaluation Boards
- Evaluation Boards—RF Evaluation and Development Kits, Boards
- Evaluation Boards - RF, RFID, Wireless
- Evaluation Boards - Linear Voltage Regulators
- Evaluation and Demonstration Boards and Kits
- Evaluation Boards - Analog to Digital Converters (ADCs)
- Evaluation Boards - Audio Amplifiers
- Evaluation Boards - DC/DC & AC/DC (Off - Line)SMPS
- Evaluation Boards - Embedded - MCU, DSP
- Evaluation Boards - Expansion Boards
- Evaluation Boards - Op Amps
- Evaluation Boards - Sensors
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- Switches
- Transformers
- Tools and Supplies
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Featured Products
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Manufacturers
- Altera
- Analog Devices Inc.
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- Bosch Sensortec
- Cypress Semiconductor Corp
- Diodes Incorporated
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- FTDI, Future Technology Devices International Ltd
- Infineon Technologies
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- Microchip Technology
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Hard To Find from Allegro MicroSystems, LLC : 194 - Page 8
Hard To Find electronic components are those that are either obsolete or produced in limited quantities, making them challenging to source. These components are crucial for maintaining and repairing older electronic equipment or completing specialized projects that require specific parts.
Leading suppliers specialize in sourcing and stocking these elusive components, ensuring that engineers and hobbyists can find the parts they need. Whether it's vintage semiconductors, discontinued ICs, or rare passive components, these suppliers provide a vital service to the electronics community.
Acquiring hard-to-find components helps extend the lifespan of existing equipment, reduces e-waste, and supports sustainable practices in electronics manufacturing. Reliable suppliers ensure these parts are authentic and quality-tested, offering peace of mind to their customers.
| Select | Images | Part Number | Mfr | Description | Datasheet | Availability | Price | Qty | RFQ | Rohs | ECAD Model |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Mfr. Part No. WS Part No. |
Ultra-Sensitive Dual-Channel Quadrature Hall-Effect Bipolar Switch | MAGNETIC SWITCH BIPOLAR 8SOIC
|
Low Stock |
MOQ: 1 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
DABiC-IV, 32-BIT SERIAL-INPUT, LATCHED SOURCE DRIVER
|
 Datasheet
|
Low Stock |
MOQ: 1 |
Need to verify |
|
||||
|
Mfr. Part No. WS Part No. |
HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION
|
333 pieces In Stock |
MOQ: 23 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
LED Backlight Driver for Medium/Large Displays | IC LED DRIVER CTRLR DIM 24SOIC
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
16-Bit Serial Input, Constant-Current Latched LED Driver | IC LED DRIVER LIN 75.5MA 24DIP
|
Low Stock |
MOQ: 1 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
DABiC-5 8-Bit Serial Input Latched Sink Drivers | IC SINK DRIVER 8BIT LATCH 20SOIC
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
3-PHASE BRUSHLESS DC MOTOR CONTROLLER/DRIVER WITH BACK-EMF SENSING
|
Datasheet
|
Low Stock |
MOQ: 1 |
|
|
||||
|
Mfr. Part No. WS Part No. |
BiMOS II 8-BIT SERIAL INPUT, LATCHED SOURCE DRIVERS
|
Low Stock |
MOQ: 1 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
Ultrasensitive Two-Wire Chopper-Stabilized Unipolar Hall Effect Switches
|
6,926 pieces In Stock |
MOQ: 18 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
LED Driver with Integrated Hall-Effect Switch
|
Datasheet
|
8,929 pieces In Stock |
MOQ: 2 |
|
|
||||
|
Mfr. Part No. WS Part No. |
Hall Effect Latch for High Temperature Operation | MAGNETIC SWITCH LATCH 3SIP
|
4,448 pieces In Stock |
MOQ: 18 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
DABiC-IV, 10-BIT SERIAL-INPUT, LATCHED SOURCE DRIVERS
|
Datasheet
|
1,210 pieces In Stock |
MOQ: 5 |
Need to verify |
|
||||
|
Mfr. Part No. WS Part No. |
SENSITIVE HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
SENSITIVE HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION
|
13,000 pieces In Stock |
MOQ: 115 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Micropower, Ultra-sensitive Hall-effect Switches
|
5,000 pieces In Stock |
MOQ: 30 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
LED Backlight Driver for LCD Monitors and Televisions
|
3,220 pieces In Stock |
MOQ: 7 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Dual Full Bridge Motor Driver
|
3,000 pieces In Stock |
MOQ: 25 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
The A6213 is a single IC switching regulator that provides constant-current output to drive high-power LEDs.
|
3,000 pieces In Stock |
MOQ: 5 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
HALL-EFFECT LATCHES FOR HIGH-TEMPERATURE OPERATION
|
70,000 pieces In Stock |
MOQ: 18 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
SENSITIVE HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION
|
22,200 pieces In Stock |
MOQ: 115 |
|
|
