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Products
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Featured Products
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IT infrastructure
- OEM Souring
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- Server
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- Storage Machines
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- Sfp
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- HOT - SALES and EOL Components
- 88E series
- Maxim Series
- Hard To Find
- END - OF - LIFE
- Electronic Wholesale
- TPS 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
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- Logic - FIFOs Memory
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- 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
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- Specialized ICs
- Audio Special Purpose
- Memory
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Discrete Semiconductor Products
- Current Regulation - Diodes, Transistors
- Thyristors—SCRs
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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)
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- RF Diodes
- Bridge Rectifiers
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- Diodes - Zener - Arrays
- Diodes - Zener - Single
- Diodes, Rectifiers - Arrays
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- 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
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- Display Bezels, Lenses
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- LCD, OLED, Graphic
- LED Character and Numeric
- Infrared, UV, Visible Emitters
- LED Indication - Discrete
- LEDs - Spacers, Standoffs
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- 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
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- USB, DVI, HDMI Connectors —USB, DVI, HDMI Connector Assemblies
- Industrial Controls, Meters——Controllers——Specialty Controllers
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- 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
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- Heavy Duty Connector Inserts, Modules
- Modular Connector Jacks
- Modular Connector Jacks With Magnetics
- Modular/Ethernet Connector (RJ45, RJ11) Jacks
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- Rectangular - Board to Board Connectors - Arrays, Edge Type, Mezzanine
- Rectangular Connectors - Board In, Direct Wire to Board
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- Rectangular Connector - Spring Loaded
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- D - SUB, D - SHAPED connectors
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RF/IF and RFID
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- RF Front End (LNA + PA)
- RF Misc ICs and Modules
- RF Mixers
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- RF Transceiver Modules
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Uncategorized
- Audio Products
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Programmers, Development Systems
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- Switches
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Featured Products
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Manufacturers
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Hard To Find from Allegro MicroSystems, LLC : 194 - Page 2
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 Grade, Fully Integrated, Hall Effect-Based Linear Current Sensor with 2.1 kVRMS Voltage Isolation and a Low-Resistance Current Conductor
|
 Datasheet
|
3,298 pieces In Stock |
MOQ: 11 |
|
|
||||
|
Mfr. Part No. WS Part No. |
120 kHz Bandwidth, High Voltage Isolation Current Sensor with Integrated Overcurrent Detection | SENSOR CURRENT HALL 25A AC/DC
|
9,040 pieces In Stock |
MOQ: 17 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Automotive Stepper Driver
|
Datasheet
|
4,000 pieces In Stock |
MOQ: 16 |
|
|
||||
|
Mfr. Part No. WS Part No. |
The A4989 is a dual full-bridge gate driver with integrated microstepping translator suitable for driving a wide range of higher power industrial bipolar 2-phase stepper motors (typically 30 to 500 W).
|
Datasheet
|
61,245 pieces In Stock |
MOQ: 15 |
|
|
||||
|
Mfr. Part No. WS Part No. |
DMOS Dual Full-Bridge PWM Motor Driver with Overcurrent Protection | IC MTR DRV BIPOLR 3-5.5V 24TSSOP
|
8,999 pieces In Stock |
MOQ: 21 |
Need to verify |
|
|||||
|
Mfr. Part No. WS Part No. |
Valley Current Mode Control Buck Converter
|
Datasheet
|
20,000 pieces In Stock |
MOQ: 35 |
|
|
||||
|
Mfr. Part No. WS Part No. |
Automotive DMOS Microstepping Driver with Translator
|
Datasheet
|
6,730 pieces In Stock |
MOQ: 6 |
|
|
||||
|
Mfr. Part No. WS Part No. |
Dual Full Bridge Motor Driver | IC MOTOR DRIVER PAR 10MSOP
|
17,856 pieces In Stock |
MOQ: 30 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
SENSITIVE HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION
|
80,900 pieces In Stock |
MOQ: 280 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Micro Power 3 V Linear Hall Effect Sensors withTri-State Output and User-Selectable Sleep Mode | SENSOR HALL ANALOG 6MLP/DFN
|
28,490 pieces In Stock |
MOQ: 65 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Dual-Channel Hall-Effect Direction Detection Sensor IC | MAGNETIC SWITCH SPEC PURP 8SOIC
|
1,130 pieces In Stock |
MOQ: 35 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Chopper Stabilized Precision Hall Effect Latches | MAGNETIC SWITCH LATCH 3SIP
|
Datasheet
|
8,000 pieces In Stock |
MOQ: 50 |
|
|
||||
|
Mfr. Part No. WS Part No. |
Chopper Stabilized Precision Hall Effect Latches | MAGNETIC SWITCH LATCH 3SIP
|
10,000 pieces In Stock |
MOQ: 65 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Continuous-Time Latch Family | MAGNETIC SWITCH LATCH SOT23W
|
18,306 pieces In Stock |
MOQ: 60 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Continuous-Time Bipolar Switch Family | MAGNETIC SWITCH LATCH 3SIP
|
6,521 pieces In Stock |
MOQ: 40 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Chopper Stabilized Omnipolar Hall-Effect Switch | MAGNETIC SWITCH OMNIPOLAR 3SIP
|
Datasheet
|
18,888 pieces In Stock |
MOQ: 35 |
|
|
||||
|
Mfr. Part No. WS Part No. |
Continuous-Time Switch Family | MAGNETIC SWITCH UNIPOLAR SOT23W
|
Datasheet
|
10,000 pieces In Stock |
MOQ: 21 |
|
|
||||
|
Mfr. Part No. WS Part No. |
Continuous-Time Switch Family | MAGNETIC SWITCH UNIPOLAR SOT23W
|
16,595 pieces In Stock |
MOQ: 24 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Continuous-Time Switch Family
|
Datasheet
|
18,470 pieces In Stock |
MOQ: 45 |
Need to verify |
|
||||
|
Mfr. Part No. WS Part No. |
Continuous-Time Latch Family | MAGNETIC SWITCH LATCH 3SIP
|
2,000 pieces In Stock |
MOQ: 22 |
|
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