Please be advised, WIN SOURCE will be having the Mid-Autumn Festival from September 15 to September 17.

Please Pre-order the parts you need in advance to ensure the stability of your supply chains.

We appreciate your understanding and continued support.

Hard To Find : 28916 Products

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.
1761987-9

WS Part No.
1121486-1761987-9

TE Connectivity

Quad Small Form- factor Pluggable (QSFP) Products | CONN MINI SAS RCP 38P SLD RA SMD

6,000 pieces In Stock

MOQ:12

rohs

Mfr. Part No.
74LV257D

WS Part No.
1132582-74LV257D

NXP

Quad 2-input multiplexer 3-State

7,600 pieces In Stock

MOQ:3

Mfr. Part No.
AGB3303S24Q1

WS Part No.
1142920-AGB3303S24Q1

Anadigics, Inc

50 OHM HIGH LINEARITY LOW NOISE WIDEBAND GAIN BLOCK

2,270 pieces In Stock

MOQ:6

rohs

Mfr. Part No.
AT97SC3204-X1A190

WS Part No.
717723-AT97SC3204-X1A190

Microchip Technology

IC CRYPTO TPM LPC 28TSSOP

48,000 pieces In Stock

MOQ:30

rohs

Mfr. Part No.
ADF4154BRUZ-RL7

WS Part No.
1140036-ADF4154BRUZ-RL7

Analog Devices Inc.

Fractional-N Frequency Synthesizer
Datasheet

4,000 pieces In Stock

MOQ:11

rohs

Mfr. Part No.
IP4049CX5/LF

WS Part No.
718659-IP4049CX5/LF

NXP

9,460 pieces In Stock

MOQ:55

rohs

Mfr. Part No.
ADUM1412BRWZ

WS Part No.
1142497-ADUM1412BRWZ

Analog Devices Inc.

Quad-Channel Digital Isolators
Datasheet

1,930 pieces In Stock

MOQ:2

rohs

Mfr. Part No.
74ACTQ00SCX

WS Part No.
765067-74ACTQ00SCX

Fairchild/ON Semiconductor

IC GATE NAND 4CH 2-INP 14-SOIC
Datasheet

6,000 pieces In Stock

MOQ:30

rohs

Mfr. Part No.
AD7243AN

WS Part No.
1137002-AD7243AN

Analog Devices Inc.

LC2MOS 12-Bit Serial DACPORT | IC DAC 12BIT V-OUT 16DIP

4,800 pieces In Stock

MOQ:3

Mfr. Part No.
AD5660ARJ-3500RL7

WS Part No.
1136400-AD5660ARJ-3500RL7

Analog Devices Inc.

Single, 12-/14-/16-Bit nanoDAC with 5 ppm/°C On-Chip Reference in SOT-23 | IC DAC 16BIT V-OUT SOT23-8

2,000 pieces In Stock

MOQ:2

Mfr. Part No.
74HC74BQ

WS Part No.
1131921-74HC74BQ

NXP

Dual D-type flip-flop with set and reset; positive-edge trigger

1,290 pieces In Stock

MOQ:90

rohs

Mfr. Part No.
02013J2R7BBSTR

WS Part No.
712981-02013J2R7BBSTR

AVX Corporation

Thin-Film Technology | CAP THIN FILM 2.7PF 25V 0201

50,000 pieces In Stock

MOQ:24

rohs

Mfr. Part No.
2SC2371

WS Part No.
1125212-2SC2371

Micro Commercial Co

NPN Silicon Power Transistors

6,800 pieces In Stock

MOQ:13

rohs

Mfr. Part No.
MF-R900-0-99

WS Part No.
715270-MF-R900-0-99

Bourns Inc.

FUSE PTC RESETTABLE
Datasheet

7,540 pieces In Stock

MOQ:45

rohs

Mfr. Part No.
74HCT4067DB

WS Part No.
1132233-74HCT4067DB

NXP

16-channel analog multiplexer/demultiplexer

7,870 pieces In Stock

MOQ:18

Mfr. Part No.
74LS163A

WS Part No.
1132450-74LS163A

Texas Instruments

SYNCHRONOUS 4-BIT COUNTERS

22,000 pieces In Stock

MOQ:115

Mfr. Part No.
AD7904BRUZ

WS Part No.
1137988-AD7904BRUZ

Analog Devices Inc.

4-Channel, 1 MSPS, 8-/10-/12-Bit ADCs with Sequencer in 16-Lead TSSOP | IC ADC 8BIT SAR 16TSSOP
Datasheet

6,000 pieces In Stock

MOQ:3

rohs

Mfr. Part No.
AD568KQ

WS Part No.
1136473-AD568KQ

Analog Devices Inc.

12-Bit Ultrahigh Speed Monolithic D/A Converter | IC DAC 12BIT A-OUT 24CDIP

1,740 pieces In Stock

MOQ:1

Mfr. Part No.
AD5232BRU50

WS Part No.
1135967-AD5232BRU50

Analog Devices Inc.

8-Bit Dual Nonvolatile Memory Digital Potentiometer
Datasheet

2,270 pieces In Stock

MOQ:2

Mfr. Part No.
MAX921CUA-TG096

WS Part No.
715173-MAX921CUA-TG096

Maxim Integrated

50,000 pieces In Stock

MOQ:10

Mfr. Part No.
16TTS08STRR

WS Part No.
1121458-16TTS08STRR

Vishay

SURFACE MOUNTABLE PHASE CONTROL SCR | SCR PHASE CONT 800V 16A D2PAK

1,378 pieces In Stock

MOQ:6

Mfr. Part No.
CRCW0805432KFKEA

WS Part No.
713965-CRCW0805432KFKEA

Vishay

RES SMD 432K OHM 1% 1/8W 0805

10,000 pieces In Stock

MOQ:295

rohs

Mfr. Part No.
74LCX574

WS Part No.
1132399-74LCX574

Fairchild/ON Semiconductor

Low Voltage Octal D-Type Flip-Flop with 5V Tolerant Inputs and Outputs

1,160 pieces In Stock

MOQ:130

rohs

Mfr. Part No.
A3P1000L-FGG256

WS Part No.
1134636-A3P1000L-FGG256

Microsemi Corporation

ProASIC3L Low Power Flash FPGAs with Flash*Freeze Technology | IC FPGA 177 I/O 256FBGA

1,900 pieces In Stock

MOQ:1

rohs

Mfr. Part No.
AD9231BCPZ-40

WS Part No.
1138994-AD9231BCPZ-40

Analog Devices Inc.

12-Bit, 20 MSPS/40 MSPS/65 MSPS/80 MSPS, 1.8 V Dual Analog-to-Digital Converter | IC ADC 12BIT PIPELINED 64LFCSP

7,100 pieces In Stock

MOQ:3

rohs

Mfr. Part No.
AD8014ARTZ-REEL

WS Part No.
1138111-AD8014ARTZ-REEL

Analog Devices Inc.

400 MHz Low Power High Performance Amplifier | IC OPAMP CFA 1 CIRCUIT SOT23-5

7,100 pieces In Stock

MOQ:11

rohs

Mfr. Part No.
74ALVC245PW

WS Part No.
1130913-74ALVC245PW

NXP

Octal bus transceiver; 3-state

1,320 pieces In Stock

MOQ:90

rohs

Mfr. Part No.
TC74ACT08FT(EL)

WS Part No.
712452-TC74ACT08FT(EL)

Toshiba Semiconductor and Storage

50,000 pieces In Stock

MOQ:415

rohs

Mfr. Part No.
AOK20B120D1

WS Part No.
1144943-AOK20B120D1

Alpha & Omega Semiconductor Inc.

Low turn-off switching loss due to fast turn-off time | IGBT 1200V 20A TO-247

2,256 pieces In Stock

MOQ:25

rohs

Mfr. Part No.
C1005C0G1H201JT000F

WS Part No.
713885-C1005C0G1H201JT000F

TDK Corporation

20,000 pieces In Stock

MOQ:16670

rohs

Mfr. Part No.
1P1G66QDBVRG4Q1

WS Part No.
761309-1P1G66QDBVRG4Q1

Texas Instruments

IC SWITCH 1X1 SOT23-5
Datasheet

22,500 pieces In Stock

MOQ:175

rohs

Mfr. Part No.
2SC5488A-TL-H

WS Part No.
762713-2SC5488A-TL-H

ON Semiconductor

TRANS NPN BIPO VHF-UHF SSFP
Datasheet

8,840 pieces In Stock

MOQ:175

rohs

Mfr. Part No.
30L30CT

WS Part No.
1128042-30L30CT

Vishay

SCHOTTKY RECTIFIER | DIODE ARRAY SCHOTTKY 30V TO220AB

7,700 pieces In Stock

MOQ:7

Mfr. Part No.
2SD1555

WS Part No.
1126261-2SD1555

Wing Shing Computer Components

NPN TRIPLE DIFFUSED(PLANAR SILICON TRANSISTOR)

48 pieces In Stock

MOQ:90

rohs

Mfr. Part No.
74HC2G14GV

WS Part No.
1131696-74HC2G14GV

NXP

Inverting Schmitt-triggers

18,000 pieces In Stock

MOQ:70

rohs

Mfr. Part No.
DF3A6.8FV(TPL3Z)

WS Part No.
710013-DF3A6.8FV(TPL3Z)

Toshiba Semiconductor and Storage

Diode Zener Dual Common Anode 6.8V 6% 150mW 3-Pin VESM T/R

51,300 pieces In Stock

MOQ:650

rohs

Mfr. Part No.
24C32A

WS Part No.
1123170-24C32A

Microchip Technology

32K 5.0V I 2 C O Serial EEPROM

8,000 pieces In Stock

MOQ:30

rohs

Mfr. Part No.
RC0402FR-0711KL

WS Part No.
715910-RC0402FR-0711KL

Yageo

RES SMD 11K OHM 1% 1/16W 0402

10,000 pieces In Stock

MOQ:12500

rohs

Mfr. Part No.
74ALVCH16827

WS Part No.
1130967-74ALVCH16827

NXP

20-bit buffer/line driver, non-inverting 3-State

1,160 pieces In Stock

MOQ:5

rohs

Mfr. Part No.
2SC6098

WS Part No.
1126073-2SC6098

SANYO Semiconductor (U.S.A) Corporation

High-Voltage Switching Applications

7,000 pieces In Stock

MOQ:10

Mfr. Part No.
ADDAC80N-CBI-V

WS Part No.
1139967-ADDAC80N-CBI-V

Analog Devices Inc.

COMPLETE LOW COST 12-BIT D/A CONVERTERS
Datasheet

7,000 pieces In Stock

MOQ:2

Mfr. Part No.
ACPL-054L

WS Part No.
1135310-ACPL-054L

Broadcom Limited

Low Power, 1 MBd Digital Optocoupler

29,000 pieces In Stock

MOQ:30

rohs

Mfr. Part No.
AD9640ABCPZ-125

WS Part No.
1139159-AD9640ABCPZ-125

Analog Devices Inc.

14-Bit, 80/105/125/150 MSPS, 1.8 V Dual Analog-to-Digital Converter
Datasheet

1,180 pieces In Stock

MOQ:1

rohs

Mfr. Part No.
ADM811SARTZ

WS Part No.
717572-ADM811SARTZ

Analog Devices Inc.

51,100 pieces In Stock

MOQ:30

rohs

Mfr. Part No.
74LVT126D

WS Part No.
1133130-74LVT126D

NXP

3.3V Quad buffer 3-State

7,810 pieces In Stock

MOQ:215

rohs

Mfr. Part No.
ICVN0505X150FR

WS Part No.
714457-ICVN0505X150FR

Innochips

10,000 pieces In Stock

MOQ:8335

rohs

Mfr. Part No.
2SB1181

WS Part No.
1124794-2SB1181

Rohm Semiconductor

Power Transistor

1,160 pieces In Stock

MOQ:175

rohs

Mfr. Part No.
40HFL40S02

WS Part No.
1128597-40HFL40S02

International Rectifier

FAST RECOVERY DIODES

1,700 pieces In Stock

MOQ:1

Mfr. Part No.
ADS7861IRHBR

WS Part No.
1141920-ADS7861IRHBR

Texas Instruments

Dual, 500kSPS, 12-Bit, 2 + 2 Channel, Simultaneous Sampling ANALOG-TO-DIGITAL CONVERTER
Datasheet

3,000 pieces In Stock

MOQ:8

rohs

Mfr. Part No.
ACT4060A

WS Part No.
1135566-ACT4060A

Active-Semi International Inc.

Wide Input 2A Step Down Converter

90,000 pieces In Stock

MOQ:90

rohs