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Products
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Featured Products
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IT infrastructure
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- 88E series
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- END - OF - LIFE
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IT infrastructure
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Integrated Circuits (ICs)
- Integrated Circuits (ICs) Kits
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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
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Interface
- Interface - Analog Switches - Special Purpose
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- 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
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- 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 - 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
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- 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
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TRANSISTORS
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- 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 - Single
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- FETs - Arrays
- FETs - Single
- IGBTs - Modules
- IGBTs - Single
- JFETs (Junction Field Effect)
- Power Drivers - Modules
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- 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
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- Sensor Cable Assemblies
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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
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- Pressure Sensors, Transducers
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- Image Sensors, Camera
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Optoelectronics
- LED Emitters - Infrared, UV, Visible
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- Optics - LEDs - Light Pipes
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- Circuit Protection
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Connectors, Interconnects
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- Card Edge Connector Contacts
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- Industrial Controls, Meters——Controllers——Specialty Controllers
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- Terminals - Specialized Connectors
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- FFC, FPC (FlatFlexible) Connector Assemblies
- Heavy Duty Connector Frames
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- Rectangular Connectors - Board In, Direct Wire to Board
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- D - SUB, D - SHAPED connectors
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- Rectangular - Board to Board 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 Switches
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Uncategorized
- Audio Products
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Programmers, Development Systems
- Evaluation Boards - Embedded - Complex Logic (FPGA, CPLD)
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- Evaluation Boards—RF Evaluation and Development Kits, Boards
- Evaluation Boards - RF, RFID, Wireless
- Evaluation Boards - Linear Voltage Regulators
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- Evaluation Boards - Analog to Digital Converters (ADCs)
- Evaluation Boards - Audio Amplifiers
- Evaluation Boards - DC/DC & AC/DC (Off - Line)SMPS
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- Evaluation Boards - Expansion Boards
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- Switches
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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
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- Texas Instruments
- Allegro MicroSystems, LLC
- Vishay
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Hard To Find from Richtek USA Inc. : 34 - Page 1
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. |
High-Side Power Switches, USB Peripherals | IC USB POWER SWITCH TSOT23-5
|
88,000 pieces In Stock |
MOQ: 215 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
250mA Low-Dropout Linear Regulator | IC REG LINEAR 1.8V 250MA 4ZQFN
|
 Datasheet
|
36,400 pieces In Stock |
MOQ: 525 |
|
|
||||
|
Mfr. Part No. WS Part No. |
IC REG BUCK ADJUSTABLE 4A 8SOP
|
38,700 pieces In Stock |
MOQ: 85 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
|
45,000 pieces In Stock |
MOQ: 130 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
|
17,713 pieces In Stock |
MOQ: 70 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
IC REG BUCK ADJ 2A SOT23-5
|
25,146 pieces In Stock |
MOQ: 495 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
1A FIXED AND ADJUSTABLE LOW DROPOUT POSITIVE VOLTAGE REGULATORS
|
390 pieces In Stock |
MOQ: 195 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
|
11,921 pieces In Stock |
MOQ: 125 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
IC LDO 1.2A LOW DROPOUT WDFN-8
|
Datasheet
|
4,300 pieces In Stock |
MOQ: 85 |
|
|
||||
|
Mfr. Part No. WS Part No. |
|
45,208 pieces In Stock |
MOQ: 120 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
|
1,100 pieces In Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
|
Low Stock |
MOQ: 1 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
|
2,610 pieces In Stock |
MOQ: 35 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
|
3,546 pieces In Stock |
MOQ: 45 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
IC POWER MANAGEMENT
|
51,088 pieces In Stock |
MOQ: 120 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
|
1,380 pieces In Stock |
MOQ: 6 |
|
|
|||||
|
Mfr. Part No. WS Part No. |
|
2,870 pieces In Stock |
MOQ: 570 |
|
|
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