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Products
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Featured Products
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IT infrastructure
- OEM Souring
- Hard Drives
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- IT infrastructure Memory
- Spare Parts
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- Server
- Switch
- Network Cards
- IT infrastructure Accessories
- Storage Machines
- Systemboard
- Sfp
- Harddrives
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- Rack Options
- Licenses
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- IT Racks
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- Routers
- San
- Access Point
- Blades
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- Software
- Chassis
- Flex System
- Ups
- Wifi Controller
- Bladecenters
- Rack Mounts
- Monitors
- Antenna
- Phones
- Hmc
- HOT - SALES and EOL Components
- Hard To Find
- END - OF - LIFE
- Electronic Wholesale
- 88E series
- Maxim Series
- TPS series
- STM series
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IT infrastructure
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Integrated Circuits (ICs)
- Integrated Circuits (ICs) Kits
- Specialized ICs
- Memory
- Audio Special Purpose
- 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 - Sensor, Capacitive Touch
- 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
- 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 - Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
- 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 - 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
- SEE ALL
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Discrete Semiconductor Products
- Thyristors—SCRs
- Current Regulation - Diodes, Transistors
- IGBTs - Arrays
- 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)
- RF Diodes
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TRANSISTORS
- Transistors – FETs, MOSFETs – Single
- Transistors - FETs, MOSFETs Arrays
- Darlington Transistor
- RF Transistors (BJT)
- Transistors - FETs, MOSFETs - RF
- Transistors - Special Purpose
- Transistors (BJT) - Arrays
- Transistors (BJT) - Arrays, Pre - Biased
- Transistors (BJT) - Single
- Transistors (BJT) - Single, Pre - Biased
- SEE ALL
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- 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
- Capacitive Touch Sensors, Proximity Sensor ICs
- Current Transducers
- Encoders
- Image Sensors, Camera
- IrDA Transceiver Modules
- Moisture Sensors, Humidity
- Position Sensors - Angle, Linear Position Measuring
- Pressure Sensors, Transducers
- Proximity Sensors
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Optical Sensors
- Optical Sensors - Image Sensors, Camera
- 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
- SEE ALL
- Motion Sensors
- Temperature Sensors
- Magnetic Sensors
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Optoelectronics
- Fiber Optic Transceiver Modules
- Display Bezels, Lenses
- Display Backlights
- LED Emitters - Infrared, UV, Visible
- Ballasts, Inverters
- Optocouplers/Photocouplers
- LCD, OLED, Graphic
- LED Character and Numeric
- Infrared, UV, Visible Emitters
- LED Indication - Discrete
- LEDs - Circuit Board Indicators, Arrays, Light Bars, Bar Graphs
- Optics - LEDs - Light Pipes
- Panel Indicators, Pilot Lights
- LEDs - Spacers, Standoffs
- Fiber Optics
- Led Lighting
- Display Modules
- 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
- Card Edge Connectors - Edgeboard Connectors
- Circular Connectors
- Memory Connectors - PC Card Sockets
- Modular Connectors
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- Rectangular - Board to Board Connectors
- Rectangular Connectors
- Sockets for ICs, Transistors
- Terminal Blocks
- Terminals
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- FFC, FPC (FlatFlexible) Connectors
- D - SUB, D - SHAPED connectors
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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
- RF Multiplexers
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- Crystals, Oscillators and Resonators
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Uncategorized
- Audio Products
- Cable Assemblies
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Programmers, Development Systems
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- Evaluation Boards - Embedded - Complex Logic (FPGA, CPLD)
- Evaluation Boards - RF, RFID, Wireless
- 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
- Evaluation Boards - Linear Voltage Regulators
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- Switches
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Featured Products
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Manufacturers
- Altera
- Analog Devices Inc.
- Atmel
- Bosch Sensortec
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- 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 5
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. |
Automotive AEC-Q100 qualified | IC REG BUCK 5V 2A 10SOIC
|
Low Stock |
MOQ: 21 |
|
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|||||
|
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. |
PROTECTED QUAD LOW-SIDE DRIVER WITH FAULT DETECTION & SLEEP MODE
|
Datasheet
|
2,546 pieces In Stock |
MOQ: 5 |
|
|
||||
|
Mfr. Part No. WS Part No. |
DABiC-5 8-Bit Serial Input Latched Sink Drivers | IC SINK DRIVER 8BIT LATCH 16DIP
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
The A8521 is a multi-output white LED driver for small-size LCD backlighting.
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
High Precision Hall Effect AC-Coupled Differential Sensor with Integrated Filter Capacitor
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Dual-Channel Hall-Effect Direction Detection Sensor IC | MAGNETIC SWITCH SPEC PURP 4SIP
|
22,500 pieces In Stock |
MOQ: 25 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Fully Integrated, Hall Effect-Based Linear Current Sensor with Voltage Isolation and a Low-Resistance Current Conductor
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Continuous-Time Ratiometric Linear Hall Effect Sensors | SENSOR HALL EFFECT ANALOG 3SIP
|
3,820 pieces In Stock |
MOQ: 6 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Current Sensor | SENSOR CURRENT HALL 130A DC
|
Low Stock |
MOQ: 9 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
Ratiometric Linear Hall Effect Sensor for High-Temperature Operation | SENSOR HALL EFFECT ANALOG SOT23W
|
Low Stock |
MOQ: 40 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
16-Channel Constant-Current LED Driver
|
Datasheet
|
Low Stock |
MOQ: 105 |
|
|
||||
|
Mfr. Part No. WS Part No. |
3-Channel Constant Current LED Driver with Programmable PWM Control | IC LED DRIVER LINEAR DIM 16QFN
|
9,800 pieces In Stock |
MOQ: 10 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
SUPERSERVO SPINDLE & VOICE-COIL ACTUATION MANAGER/DRIVER
|
Low Stock |
MOQ: 1 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
The A6261 is a linear, programmable current regulator providing up to 100 mA from each of four outputs to drive arrays of high brightness LEDs. | IC LED DRVR LIN DIM 100MA 10MSOP
|
32,000 pieces In Stock |
MOQ: 30 |
|
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