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Under $20 Semiconductors

Shop the best prices on 36,903 great value under $20 semiconductors. Shopping for semiconductors is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, Aura, Viewleaf and more. Buy semiconductors online safely with Fruugo, with secure payment and fast shipping to Australia.

Integrated Circuits & ChipsDiodesTransistorsMicrocontrollers
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1 - 32 of 3,200
DC 10-55V 100A 3000W Motor Speed Controller Reversible PWM Control Forward and Reverse Controller-Good
$11.95 Save $15.00 RRP: $26.95
CH341A 24 25 Series EEPROM Flash BIOS USB Programmer Module + SOIC8 SOP8 Test Clip for EEPROM 93CXX
$11.95 Save $8.00 RRP: $19.95
USB Blaster (ALTERA CPLD/FPGA Download Cable)
$12.95
DZ888 Electric Bike Display Controller LED Display UART Protocol for BBS01B BBS02B Mid Motor Access
$19.95 Save $9.00 RRP: $28.95
Ac To Dc Diode Bridge Rectifier Sql100a 1600v Three Phase Diode Bridge Rectifier szrh21
$20.95 Save $38.05 RRP: $59.00
2X KBPC3510 1000V Single Phase Square Diode PCB Bridge Rectifier
$8.95 Save $7.00 RRP: $15.95
Hwfly Picofly for Raspberry Pi RP2040 Chip Support Picofly Oled /Lite/V2 Console Upgradable Flashabl
$13.95
10pcs KBPC3510 35A 1000V Silicon Bridge Rectifier Metal Case High Current Rectifier for Power Supply and Electrical Circuit Applications
$15.95 Save $8.00 RRP: $23.95
DC 6-90V 15A Pulse Width PWM Motor Speed Controller 1000W DC Motor Controller Switch Drehzahlregler
$7.95 Save $11.00 RRP: $18.95
OPT101 Light Analog Light Intensity Sensor Module Single Chip
$15.95 Save $9.00 RRP: $24.95
Current To Voltage Module 0/4-20ma To 0-3.3v 5v 10v Voltage Transmitter
$6.95 Save $5.00 RRP: $11.95
12V TO 24V 15a 360W Dc Dc Converter 360W Step Up DC Converter
$13.95 Save $27.00 RRP: $40.95
12v To 24v 15a 360w Dc Dc Converter 360w Step Up Dc Converter
$10.95 Save $22.00 RRP: $32.95
MAX31865 PT100 to PT1000 RTD-to-Digital Converter Board Temperature Thermocouple Sensor Amplifier Module 3.3V/5V
$11.95 Save $7.00 RRP: $18.95
Hwfly Picofly for Raspberry Pi RP2040 Chip Console UpgradableAs Shown SZRH A-S
$19.95 Save $19.00 RRP: $38.95
RFID NFC Smart Chip Reader/Writer 125KHZ 13.56MHZ Copier RFID Duplicator Tag Copy Clone ID IC Key Ba
$20.95 Save $9.00 RRP: $29.95
ISO1540 Bidirectional I2C Isolator Module 3.3V/5V Operation STEMMA QT Qwiic Board Support 1MHz for STEMMA QT Qwiic
$11.95
CH347 High-Speed Programmer Module 24 EEPROM 25 SPI FALSH
$20.95 Save $3.00 RRP: $23.95
ENS160 + AHT21 Air Quality Sensor - COO, ECOO, TVOC, Temp & Humidity Module for , for & IoT Projects
$14.95 Save $6.00 RRP: $20.95
TPM2.0 Module for MSI 14-1 Pin LPC TPM Security Module LPC Module for MSI for Win11 Module
$17.95
VL53L0XV2 Module High Precision Time-of-Flight Sensor
$14.95
4900 QT Py RP2040 Microcontroller USB Type C Compact Microcontroller Ideal for DIY Electronics and Robotics Projects
$21.95 Save $13.00 RRP: $34.95
12V to 3.7V 3A 11W DC-DC Step Down Converter Car Power Supply Module New
$11.95 Save $23.00 RRP: $34.95
LED Driver 12-18W Constant Current 300mA High Power AC 85-265V Output 36-65V DC External Power Supply Connector LED Ceiling Light Transformer 2Pcs
$14.95 Save $8.00 RRP: $22.95
Buck Converter 200W 15A DC-DC 8-60V 48V to 1-36V 5V 12V 24V 19V Buck Converter Step-Down Power Module
$15.95
12V TO 24V 15a 360W Dc Dc Converter 360W Step Up DC Converter
$16.95 Save $52.05 RRP: $69.00
Ra-01 LoRa SX1278 433M Wireless Spread Spectrum Transmission Module Most Distant 10KM
$14.95 Save $4.00 RRP: $18.95
DC-DC Stabilizer, 9V-36V to 12V Boost Buck Converter 5A 60W Waterproof Auto Step
$16.95 Save $12.00 RRP: $28.95
5Pcs 20mm Fogger Ultrasonic Ceramic Disc Sheet Atomizer Humidifier Accessories
$18.95 Save $7.00 RRP: $25.95
Current To Voltage Module 0/4-20mA To 0-3.3V 5V 10V Voltage mitter S08 Drop ship
$7.95
ESP32 Breakout Board Expansion Board for ESP32 38pin Module Terminal Adapte
$14.95 Save $6.00 RRP: $20.95
Professional DSD TECH SH-U10 USB to RS485 Converter with CP2102 Chip
$20.95