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. |
Surface Mount Fuses NANO2® > Very Fast-Acting > 451/453 Series | FUSE BOARD MNT 400MA 125VAC/VDC
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11,300 pieces In Stock |
MOQ:170 |
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Mfr. Part No. WS Part No. |
218 Series, 5 x 20 mm, Time-Lag (Slo-Blo®) Fuse | FUSE GLASS 32MA 250VAC 5X20MM
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2,000 pieces In Stock |
MOQ:60 |
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Mfr. Part No. WS Part No. |
218 Series, 5 x 20 mm, Time-Lag (Slo-Blo®) Fuse | FUSE GLASS 50MA 250VAC 5X20MM
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2,000 pieces In Stock |
MOQ:120 |
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Mfr. Part No. WS Part No. |
218 Series, 5 x 20 mm, Time-Lag (Slo-Blo®) Fuse | FUSE GLASS 100MA 250VAC 5X20MM
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2,000 pieces In Stock |
MOQ:245 |
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Mfr. Part No. WS Part No. |
218 Series, 5 x 20 mm, Time-Lag (Slo-Blo®) Fuse | FUSE GLASS 200MA 250VAC 5X20MM
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2,000 pieces In Stock |
MOQ:160 |
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Mfr. Part No. WS Part No. |
X7R Dielectric
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Limited Stock |
MOQ:1395 |
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Mfr. Part No. WS Part No. |
TRIMMER 25K OHM 0.5W PC PIN
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1,020 pieces In Stock |
MOQ:95 |
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Mfr. Part No. WS Part No. |
AMP MINI CT CONNECTOR 1.5MM PITCH SINGLE ROW POST HDR ASSY DIP STAGGERED TYPE WITH BOSS WITH KINK | CONN HEADER VERT 5POS 1.5MM
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1,300 pieces In Stock |
MOQ:425 |
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Mfr. Part No. WS Part No. |
POST HEADER ASSY | CONN HEADER VERT 8POS 2MM
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1,070 pieces In Stock |
MOQ:65 |
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Mfr. Part No. WS Part No. |
PWM/PFM Dual-mode Step-Down Switching Regulator
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4,100 pieces In Stock |
MOQ:1855 |
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Mfr. Part No. WS Part No. |
TRIMMER 5K OHM 0.25W SMD
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1,120 pieces In Stock |
MOQ:19 |
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Mfr. Part No. WS Part No. |
10 MHz, 14.5 nV/√Hz, Rail-to-Rail I/O, Zero Input Crossover Distortion Amplifier | IC OPAMP GP 2 CIRCUIT 8LFCSP
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3,400 pieces In Stock |
MOQ:14 |
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Mfr. Part No. WS Part No. |
Rail-to-Rail, Very Fast, 2.5 V to 5.5 V, Single-Supply LVDS Comparators | IC COMP LVDS 1CHAN 12-LFCSP
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1,150 pieces In Stock |
MOQ:7 |
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Mfr. Part No. WS Part No. |
216 Series, 5 x 20 mm, Fast-Acting Fuse
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2,000 pieces In Stock |
MOQ:560 |
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Mfr. Part No. WS Part No. |
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR VOLTAGE-5.0 to 110 Volts | TVS DIODE 15V 24.4V P600
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150 pieces In Stock |
MOQ:135 |
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Mfr. Part No. WS Part No. |
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR | TVS DIODE 48V 77.7V P600
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1,200 pieces In Stock |
MOQ:3 |
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Mfr. Part No. WS Part No. |
Surface Mount Type | CAP TANT POLY 47UF 10V 1411
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2,360 pieces In Stock |
MOQ:145 |
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Mfr. Part No. WS Part No. |
3296 - 3/8 ” Square Trimpot® Trimming Potentiometer | TRIMMER 1K OHM 0.5W PC PIN TOP
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46,000 pieces In Stock |
MOQ:500 |
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Mfr. Part No. WS Part No. |
This AOS product reliability report summarizes the qualification result for AOB10B65M1
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6,000 pieces In Stock |
MOQ:65 |
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Mfr. Part No. WS Part No. |
218 Series, 5 x 20 mm, Time-Lag (Slo-Blo®) Fuse | FUSE GLASS 15A 250VAC 5X20MM
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21,000 pieces In Stock |
MOQ:500 |
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Mfr. Part No. WS Part No. |
Precision, Ultralow Noise, RRIO, Zero-Drift Op Amp | IC OPAMP ZERO-DRIFT 1 CIRC 8MSOP
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55,730 pieces In Stock |
MOQ:23 |
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Mfr. Part No. WS Part No. |
3362 - 1/4 ” Square Trimming Potentiometer | TRIMMER 200 OHM 0.5W PC PIN TOP
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1,300 pieces In Stock |
MOQ:575 |
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Mfr. Part No. WS Part No. |
TRIMMER 25K OHM 0.5W PC PIN
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9,000 pieces In Stock |
MOQ:85 |
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Mfr. Part No. WS Part No. |
"High Frequency Ceramic Solutions"
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18,690 pieces In Stock |
MOQ:150 |
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Mfr. Part No. WS Part No. |
10 MHz, 4-Quadrant Multiplier/Divider
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300 pieces In Stock |
MOQ:1 |
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Mfr. Part No. WS Part No. |
Precision, Ultralow Noise, RRIO, Zero-Drift Op Amp | IC OPAMP ZERO-DRIFT 1CIRC 8LFCSP
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5,902 pieces In Stock |
MOQ:9 |
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Mfr. Part No. WS Part No. |
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR VOLTAGE-5.0 to 110 Volts | TVS DIODE 20V 32.4V P600
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25,600 pieces In Stock |
MOQ:120 |
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Mfr. Part No. WS Part No. |
InGaP HBT Gain Block
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19,000 pieces In Stock |
MOQ:35 |
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Mfr. Part No. WS Part No. |
Surface Mount Fuses Ceramic Fuse > 440 Series | FUSE BOARD MNT 8A 32VAC/VDC 1206
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4,860 pieces In Stock |
MOQ:245 |
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Mfr. Part No. WS Part No. |
4. SPECIFICATIONS FOR EACH SERIES | CAP ALUM POLY 47UF 20% 6.3V SMD
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21,000 pieces In Stock |
MOQ:135 |
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Mfr. Part No. WS Part No. |
Conn Fine Pitch Connector RCP 100 POS 0.8mm Solder ST SMD T/R / RECEPTACLE ASSEMBLY 5H TYPE | CONN RCPT 100POS SMD GOLD
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30,000 pieces In Stock |
MOQ:28 |
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Mfr. Part No. WS Part No. |
Rail-to-Rail, High Output Current Amplifier | IC OPAMP VFB 2 CIRCUIT 8SOIC
|
33,400 pieces In Stock |
MOQ:18 |
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Mfr. Part No. WS Part No. |
Large-Current Switching Applications
|
3,800 pieces In Stock |
MOQ:755 |
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Mfr. Part No. WS Part No. |
TRANSISTOR (NPN)
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1,600 pieces In Stock |
MOQ:550 |
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Mfr. Part No. WS Part No. |
1.5MHZ, 1A STEP-DOWN DC - DC BUCK CONVERTER
|
23,000 pieces In Stock |
MOQ:1205 |
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Mfr. Part No. WS Part No. |
Surface Mount Fuses
|
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10,630 pieces In Stock |
MOQ:150 |
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Mfr. Part No. WS Part No. |
Medium Power Transistor
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27,000 pieces In Stock |
MOQ:5955 |
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Mfr. Part No. WS Part No. |
Solid Tantalum Surface Mount Chip Capacitors TANTAMOUNT®, Molded Case, Low ESR | CAP TANT 15UF 20% 35V 2917
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1,680 pieces In Stock |
MOQ:110 |
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Mfr. Part No. WS Part No. |
218 Series, 5 x 20 mm, Time-Lag (Slo-Blo®) Fuse | FUSE GLASS 315MA 250VAC 5X20MM
|
2,000 pieces In Stock |
MOQ:300 |
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Mfr. Part No. WS Part No. |
Silicon NPN epitaxial planer type(For 2GHz band low-noise amplification)
|
3,000 pieces In Stock |
MOQ:1835 |
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Mfr. Part No. WS Part No. |
SILICON NPN EPITAXIAL TYPE
|
1,840 pieces In Stock |
MOQ:140 |
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Mfr. Part No. WS Part No. |
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR VOLTAGE-5.0 to 110 Volts | TVS DIODE 64V 103V P600
|
1,830 pieces In Stock |
MOQ:12 |
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Mfr. Part No. WS Part No. |
General Purpose Dielectric for Ceramic Capacitors
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7,000 pieces In Stock |
MOQ:230 |
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Mfr. Part No. WS Part No. |
Dual-Channel Digital Isolators, 5 kV
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1,880 pieces In Stock |
MOQ:11 |
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Mfr. Part No. WS Part No. |
Dual-Channel Digital Isolators, Enhanced System-Level ESD Reliability
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85,400 pieces In Stock |
MOQ:45 |
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Mfr. Part No. WS Part No. |
30 MHz to 6 GHz RF/IF Gain Block | IC RF AMP GP 30MHZ-6GHZ SOT89-3
|
15,090 pieces In Stock |
MOQ:16 |
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Mfr. Part No. WS Part No. |
Automotive Isolation Amplifier with R2Coupler™ Isolation | IC OPAMP ISOLATION 1 CIRC 8DIP
|
3,140 pieces In Stock |
MOQ:7 |
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Mfr. Part No. WS Part No. |
Accelerometer Triple ±1g/±2g/±4g/±8g 2.5V 16-Pin LGA EP T/R / Digital Accelerometer | ACCELEROMETER 1-8G I2C/SPI 16LGA
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12,300 pieces In Stock |
MOQ:10 |
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Mfr. Part No. WS Part No. |
ULTRA-SMALL PACKAGE FLAT POLARIZED RELAY | RELAY TELECOM DPDT 2A 24VDC
|
13,000 pieces In Stock |
MOQ:40 |
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Mfr. Part No. WS Part No. |
ULTRA-SMALL PACKAGE FLAT POLARIZED RELAY | RELAY TELECOM DPDT 2A 4.5VDC
|
46,479 pieces In Stock |
MOQ:40 |
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