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 |
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Mfr. Part No. WS Part No. |
Wide Operating Temperature Automotive R2CouplerTM 20kBd Digital Optocoupler Configurable as Low Power, Low Leakage Phototransistor | OPTOISOLATOR 4KV TRANSISTOR 5-SO
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28,660 pieces In Stock |
MOQ: 23 |
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Mfr. Part No. WS Part No. |
Multi-Channel Full-Pitch Phototransistor Optocoupler | OPTOISOLATOR 5KV 4CH TRANS 16DIP
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2,000 pieces In Stock |
MOQ: 10 |
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Mfr. Part No. WS Part No. |
1000BASE-T 1.25 GBd Small Form Pluggable Low Voltage (3.3 V) Electrical Transceiver over Category 5 Cable | TXRX RJ-45 SFP 1.25GBD
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280 pieces In Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
Hermetically Sealed, Low IF, Wide VCC, High Gain Optocouplers | OPTOISO 1.5KV 4CH DARLNG 16-DIP
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Low Stock |
MOQ: 1 |
Need to verify |
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Mfr. Part No. WS Part No. |
Miniature Ambient Light Photo Sensor with Digital (I2C) Output | SENSOR OPT 640NM AMB 6CHIPLED
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5,329 pieces In Stock |
MOQ: 3 |
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Mfr. Part No. WS Part No. |
7 to 20 GHz GaAs MMIC LNA/IRM Receiver in SMT Package | IC RF AMP 7GHZ-20GHZ 8SMD
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1,350 pieces In Stock |
MOQ: 1 |
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Mfr. Part No. WS Part No. |
SINGLE - PHY RMII
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1,010 pieces In Stock |
MOQ: 6 |
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Mfr. Part No. WS Part No. |
DC to 10 Mbd Versatile Link Fiber Optic Analog Transmitter for 1 mm POF and 200 μm PCS | TX FIBER OPTIC DC-50MBD
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4,410 pieces In Stock |
MOQ: 2 |
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Mfr. Part No. WS Part No. |
Agilent AEDR-8300 Series Encoders Reflective Surface Mount Optical Encoder | SENSOR OPT REFLECTIVE 2MM 6SMD
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5,238 pieces In Stock |
MOQ: 4 |
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Mfr. Part No. WS Part No. |
Agilent AEDR-8300 Series Encoders Reflective Surface Mount Optical Encoder | SENSOR OPT REFLECTIVE 2MM 6SMD
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2,636 pieces In Stock |
MOQ: 4 |
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Mfr. Part No. WS Part No. |
Multi-Channel and Bi-Directional, 15 MBd Digital Logic Gate Optocoupler | OPTOISO 2.5KV 4CH OPEN COLL 16SO
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4,317 pieces In Stock |
MOQ: 4 |
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Mfr. Part No. WS Part No. |
Multi-Channel and Bi-Directional, 15 MBd Digital Logic Gate Optocoupler | OPTOISO 2.5KV 4CH OPEN COLL 16SO
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170 pieces In Stock |
MOQ: 5 |
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Mfr. Part No. WS Part No. |
Low Power, 1MBd Digital Optocoupler | OPTOISO 5KV TRANS 6-SO STRETCHED
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9,270 pieces In Stock |
MOQ: 10 |
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Mfr. Part No. WS Part No. |
OPTOISO 5KV PUSH PULL 6SO
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34,350 pieces In Stock |
MOQ: 35 |
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Mfr. Part No. WS Part No. |
High CMR High Speed Optocoupler Surface Mountable in 6-pin stretched SO6 | OPTOISOLATOR 3.75KV TRANS 6SOIC
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Low Stock |
MOQ: 8 |
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Mfr. Part No. WS Part No. |
3.0 Amp Output Current IGBT Gate Drive Optocoupler | OPTOISO 3.75KV 1CH GATE DRVR 6SO
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2,930 pieces In Stock |
MOQ: 40 |
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Mfr. Part No. WS Part No. |
Single-channel High Speed 15 MBd CMOS optocoupler with Glitch-Free Power-Up Feature | OPTOISO 3.75KV PUSH PULL 5SO
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Low Stock |
MOQ: 12 |
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Mfr. Part No. WS Part No. |
10MBd Wide Operating Temperature Automotive Digital Optocoupler with R2Couplerâ„¢ Isolation and AEC-Q100 Qualification | OPTOISO 4KV OPN COLLECTOR 5SO
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30,000 pieces In Stock |
MOQ: 6 |
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Mfr. Part No. WS Part No. |
Ultra Low Power 10 MBd Digital CMOS Optocouplers | OPTOISO 3.75KV PUSH PULL 5SO
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47,985 pieces In Stock |
MOQ: 70 |
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Mfr. Part No. WS Part No. |
Low Power, 5 MBd Digital CMOS Optocoupler | OPTOISO 3.75KV PUSH PULL 5SO
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17,000 pieces In Stock |
MOQ: 40 |
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