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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
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- Storage Machines
- Systemboard
- Sfp
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- Licenses
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- Software
- Chassis
- Flex System
- Ups
- Wifi Controller
- Bladecenters
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- 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
- SEE ALL
- 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
- SEE ALL
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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
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- Circular Connectors
- Memory Connectors - PC Card Sockets
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- Pluggable Connectors
- Power Entry Connectors - Inlets, Outlets, Modules
- Rectangular - Board to Board Connectors
- Rectangular Connectors
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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
- RFID Reader Modules
- RF Multiplexers
- Attenuators
- Balun
- RF Amplifiers
- 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
- Freescale Semiconductor - NXP
- FTDI, Future Technology Devices International Ltd
- Infineon Technologies
- Linear Technology
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- Microchip Technology
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Hard To Find from Allegro MicroSystems, LLC : 194 - Page 4
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. |
SMOKE DETECTOR WITH INTERCONNECT
|
Low Stock |
MOQ: 1 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
DABiC-5 32-Bit Serial Input Latched Sink Drivers
|
 Datasheet
|
Low Stock |
MOQ: 1 |
|
|
||||
|
Mfr. Part No. WS Part No. |
HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION
|
Low Stock |
MOQ: 40 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Low Noise, Linear Hall Effect Sensor ICs with Analog Output
|
Datasheet
|
11,110 pieces In Stock |
MOQ: 40 |
|
|
||||
|
Mfr. Part No. WS Part No. |
MICROSTEPPING DMOS DRIVER WITH TRANSLATOR
|
Datasheet
|
Low Stock |
MOQ: 6 |
Need to verify |
|
||||
|
Mfr. Part No. WS Part No. |
Chopper Stabilized Precision Hall Effect Latches
|
Low Stock |
MOQ: 19 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
Fully Integrated, Hall Effect-Based Linear Current Sensor with Voltage Isolation and a Low-Resistance Current Conductor
|
Datasheet
|
Low Stock |
MOQ: 16 |
|
|
||||
|
Mfr. Part No. WS Part No. |
DABiC-5 Latched Sink Drivers | IC SINK DRIVER LATCHED 28PLCC
|
Low Stock |
MOQ: 17 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
DMOS FULL-BRIDGE PWM MOTOR DRIVER | IC MOTOR DRIVER 4.5V-5.5V 24DIP
|
Low Stock |
MOQ: 7 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
Fully integrated 42 V MOSFET for boost converter | QUAD STRING BOOST LED DRIVER FOR
|
4,000 pieces In Stock |
MOQ: 30 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Chopper-Stabilized Omnipolar Hall-Effect Switches
|
Datasheet
|
870 pieces In Stock |
MOQ: 60 |
|
|
||||
|
Mfr. Part No. WS Part No. |
DABiC-IV, 10-BIT SERIAL-INPUT, LATCHED SOURCE DRIVERS | IC SOURCE DRVR 10BIT SER 18DIP
|
Low Stock |
MOQ: 18 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
Automotive AEC-Q100 qualified | IC REG BUCK 5V 2A 10SOIC
|
Low Stock |
MOQ: 21 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
A8297 Dual LNB Supply and Control Voltage Regulator | IC REG CONV RECVRS 1OUT 28QFN
|
7,084 pieces In Stock |
MOQ: 18 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
DABiC-IV, 10-BIT SERIAL-INPUT, LATCHED SOURCE DRIVERS
|
Datasheet
|
73 pieces In Stock |
MOQ: 2 |
|
|
||||
|
Mfr. Part No. WS Part No. |
Serial-Input Constant-Current Latched LED Drivers with Open LED Detection
|
Datasheet
|
Low Stock |
MOQ: 6 |
|
|
||||
|
Mfr. Part No. WS Part No. |
Wide Input Voltage, Synchronous USB Buck Regulator with Remote Load Regulation
|
Datasheet
|
15,985 pieces In Stock |
MOQ: 55 |
|
|
||||
|
Mfr. Part No. WS Part No. |
Single LNB Supply and Control Voltage Regulator
|
Low Stock |
MOQ: 50 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
8-BIT SERIAL-INPUT, CONSTANTCURRENT LATCHED LED DRIVER | IC LED DRIVER LINEAR 60MA 16DIP
|
564 pieces In Stock |
MOQ: 1 |
Need to verify |
|
