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Products
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Featured Products
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IT infrastructure
- OEM Souring
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- Storage Machines
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- HOT - SALES and EOL Components
- 88E series
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- 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
- 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
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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
- Diacs, Sidacs
- 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)
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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
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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
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- 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
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- LEDs - Spacers, Standoffs
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- Display Modules
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- 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
- Heavy Duty Connector Accessories
- 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
- Rectangular Connectors - Free Hanging, Panel Mount
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- Rectangular Connector - Accessories
- Rectangular Connector Contacts
- Rectangular Connector Housings
- Rectangular Connector - Spring Loaded
- Solid State Lighting Connector - Assemblies
- D - SUB, D - SHAPED connectors
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- Rectangular - Board to Board Connectors
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- Capacitors
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RF/IF and RFID
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- 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.
- Atmel
- Bosch Sensortec
- Cypress Semiconductor Corp
- Diodes Incorporated
- Freescale Semiconductor - NXP
- FTDI, Future Technology Devices International Ltd
- Infineon Technologies
- Linear Technology
- Maxim Integrated
- Microchip Technology
- Micron Technology Inc.
- NXP / Nexperia
- ON Semiconductor
- Silicon Labs
- STMicroelectronics
- Texas Instruments
- Allegro MicroSystems, LLC
- Vishay
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Hard To Find from Rohm Semiconductor : 421 - 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. |
Switching Diode
|
Low Stock |
MOQ: 3820 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
General purpose amplification(-12V, -2A)
|
Low Stock |
MOQ: 375 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
High-current Gain MediumPower Transistor (20V, 0.5A)
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
High-speed Switching Transistor (-60V, -5A)
|
33,561 pieces In Stock |
MOQ: 310 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Low Frequency Transistor (50V, 3A)
|
8,660 pieces In Stock |
MOQ: 1520 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
High-Frequency Amplifier Transistor(11V, 50mA, 3.2GHz)
|
5,840 pieces In Stock |
MOQ: 1625 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
High-frequency Amplifier Transistor(25V, 50mA, 300MHz)
|
85,370 pieces In Stock |
MOQ: 2245 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
2SC4097 / 2SC1741S
|
253,630 pieces In Stock |
MOQ: 6250 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Rectifier diode
|
120,900 pieces In Stock |
MOQ: 2995 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
General Purpose Transistor
|
203,600 pieces In Stock |
MOQ: 4720 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
General Purpose Transistor
|
112,910 pieces In Stock |
MOQ: 2795 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Low Frequency Transistor (20V, 3A)
|
54,860 pieces In Stock |
MOQ: 1365 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
High gain amplifier transistor (25V, 2A)
|
15,200 pieces In Stock |
MOQ: 380 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Power Transistor (-60V, -3A)
|
83,100 pieces In Stock |
MOQ: 360 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Medium Power Transistor (32V, 2A)
|
16,000 pieces In Stock |
MOQ: 420 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
2SC4097 / 2SC1741S
|
236,000 pieces In Stock |
MOQ: 2405 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Medium Power Transistor
|
Low Stock |
MOQ: 60 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Low Vce(sat) Transistor (-20V, -3A)
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
Midium Power Transistors (80V / 0.7A)
|
42,000 pieces In Stock |
MOQ: 290 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
|
Low Stock |
MOQ: 1 |
|
|
