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The Best
ROTH-ELEKTRONIK RE 931-05 - SSOP adapter, 28 pins, 0.65 mm pitch
15.74 EUR
FR4 epoxy fibreglass laminate, 1.5 mm• Double-sided 35 µm Cu (plated through)
• Solder and component sides with a surface made of chem. gold and a solder resist mask
• Pitch: 0.65 (208 mil)
• Pins: 28
• Hole diameter 1.00 mm
• Size: 13.0 x 23.5 mm
Top Pick
SEEED XIAO NRF52840SEH - Xiao nRF52840 Sense, BT5.0, with header
27.73 EUR
"The Seeed Studio XIAO nRF52840 Sense has the Bluetooth 5.0 wireless function and can be operated with low power consumption. With integrated IMU and PDM, it can be your best tool for embedded machine learning projects.- versatile microcontroller: Integrates the Nordic nRF52840 chip with FPU, operates at up to 64 MHz, has multiple development ports and is supported by Arduino / CircuitPython
- Wireless functions: Implement Bluetooth 5.0, BLE functions with integrated antenna and also provide NFC connectivity
- sophisticated power design: Provides ultra-low power consumption of 5 µA in deep sleep mode while supporting lithium battery charge management
- advanced onboard functionality: mount an additional digital microphone and a 6-axis IMU on the tiny board for embedded machine learning applications
- thumb-sized design: 21 x 17.5 mm, classic form factor of the Seeed Studio XIAO series, suitable for portable devices
Technical specifications
- Processor: Nordic nRF52840 ARM® Cortex®-M4 with FPU 64 MHz
- Communication: Bluetooth 5.0 / NFC
- On-chip memory: 1 MB Flash and 256 kB RAM
- Onboard memory: 2 MB QSPI flash
- Interfaces: 1xUART, 1xIIC, 1xSPI, 1xNFC, 1xSWD, 11xGPIO(PWM), 6xADC
- Sensors: Integrated PDM digital microphone, Integrated 6-axis IMU
- Operating voltage: 3.3 V @200 mA
- Dimensions (LxW): 21 x 17.5 mm
external links
https://wiki.seeedstudio.com/XIAO_BLE/"
Excellent
ROTH-ELEKTRONIK RE 931-01 - Adapter SSOP 14 pins 0.65-mm pitch
17.17 EUR
"Adapter for SSOP14- Epoxy fibre-glass FR4 1.50 mm
- Double-sided 35 µm Cu
- Plated through holes (PTH)
- Surface chemical: Ni/Au
- Solder resist
- Adapter circuit board for SSOP14
- Pitch: 0.65 mm
- Hole diameter 1.00 mm
- Size: 13.02 x 23.50 mm
Recommended
ADA CIRCUIT - Development boards - Adafruit Circuit Playground Classic
33 EUR
"Would you like to learn electronics, with an all-in-one board that has sensors and LEDs built in? Circuit Playground is here - and it's the best way to practice programming on real hardware with no soldering or sewing required!Circuit Playground features an ATmega32u4 processor, just like our popular Flora. The board's also round and has alligator-clip pads around it so you don't have to solder or sew to make it work. You can power it from USB, a AAA battery pack, or with a Lipoly battery (for advanced users). Just program your code into the board then take it on the go!
- ATmega32u4 Processor, running at 3.3 V and 8 MHz
- MicroUSB port for programming and debugging with Arduino IDE
- USB port can act like serial port, keyboard, mouse, joystick or MIDI
Circuit Playground has built-in USB support. Built in USB means you plug it in to program it and it just shows up. All you really need is a Micro-B data/sync USB cable - not included! With the new 1.6.4+ Arduino IDE, it takes only a few seconds to add support.
- 10 x mini NeoPixels, each one can display any color
- 1 x Motion sensor (LIS3DH triple-axis accelerometer with tap detection, free-fall detection)
- 1 x Temperature sensor (thermistor)
- 1 x Light sensor (phototransistor)
- 1 x Sound sensor (MEMS microphone)
- 1 x Mini speaker (magnetic buzzer)
- 2 x Push buttons, left and right
- 1 x Slide switch
- 8 x alligator-clip friendly input/output pins
- Includes I2C, UART, and 4 pins that can do analog inputs/PWM output
- All 8 pads can act as capacitive touch inputs
- Green ""ON"" LED so you know its powered
- Red ""#13"" LED for basic blinking
- Reset button
Featured
SEEED XIAO MG24 SEN - Xiao MG24 Sense, Matter/Thread/Zigbee/BLE
21.84 EUR
"The Seeed Studio XIAO MG24 Sense is an ultra-compact development board based on the Silicon Labs EFR32MG24 SoC. It combines powerful wireless connectivity with integrated sensors, making it ideal for IoT, edge AI and smart home applications. With support for protocols such as Matter, Thread, Zigbee and Bluetooth LE 5.3, as well as an integrated microphone and a 6-axis IMU sensor, it is ideal for projects requiring voice and motion detection.- Processor: ARM Cortex-M33 @ 78 MHz
- SoC: Silicon Labs EFR32MG24
- RAM: 256 KB
- Flash memory: 1536 KB internal + 4 MB SPI flash
- Wireless communication: Matter, Thread, Zigbee, Bluetooth LE 5.3, Bluetooth Mesh
- integrated sensors: Analog microphone, 6-axis IMU (LSM6DS3TR-C)
- GPIOs: 19 pins, all PWM-capable
- Analog inputs: up to 11
- Interfaces: 2× UART, 2× SPI, 1× I²C
- Power supply: 5 V via USB-C or 3.7 V LiPo battery
- Power consumption:
- Normal operation: 6.71 mA
- Sleep mode: 1.91 mA
- Deep sleep mode: 1.95 µA
- Dimensions (LxW): 21 × 17.8 mm
- Temperature range: -20 °C to 70 °C
- Special features: Integrated charging electronics (200 mA), user LED, reset button, integrated and U.FL antenna options
- Compatibility: Arduino IDE, Zephyr RTOS
Combining powerful wireless connectivity and integrated sensors, the XIAO MG24 Sense enables the development of advanced IoT applications that require voice and motion detection. Its compact design and low power consumption make it ideal for use in portable devices and battery-powered systems.
A versatile development board for developers looking for a compact and powerful solution for modern IoT and edge AI applications.
External links
https://wiki.seeedstudio.com/xiao_mg24_getting_started/"
Alternative
SEEED XIAO MG24 - Xiao MG24, Matter/Thread/Zigbee/BLE
19.24 EUR
"The Seeed Studio XIAO MG24 is an ultra-compact, energy-efficient development board based on the Silicon Labs EFR32MG24 SoC. With a 78 MHz ARM Cortex-M33 processor, integrated AI/ML hardware accelerator and support for modern IoT protocols such as Matter, Thread, Zigbee and Bluetooth LE 5.3, it is ideal for battery-powered smart home, sensor and edge AI applications.- Processor: ARM Cortex-M33 @ 78 MHz
- SoC: Silicon Labs EFR32MG24
- RAM: 256 KB
- Flash memory: 1536 KB internal + 4 MB SPI flash
- Wireless communication: Matter, Thread, Zigbee, Bluetooth LE 5.3, Bluetooth Mesh
- Antenna options: integrated ceramic antenna and U.FL connector for external antenna
- GPIOs: 19 pins, all PWM-capable
- Analog inputs: up to 11
- Interfaces: 2× UART, 2× SPI, 1× I²C
- Power supply: 5 V via USB-C or 3.7 V LiPo battery
- Power consumption:
- Normal operation: 6.71 mA
- Sleep mode: 1.91 mA
- Deep sleep mode: 1.95 µA
- Dimensions (LxW): 21 × 17.8 mm
- Temperature range: -20 °C to 70 °C
- Special features: integrated charging electronics (200 mA), user LED, reset button
- Compatibility: Arduino IDE, Zephyr RTOS
The XIAO MG24 offers a powerful platform for modern IoT applications. Thanks to its support for current communication standards and the integrated AI/ML accelerator, it is particularly suitable for projects that require local data processing and wireless connectivity. Its compact design and low power consumption make it ideal for use in portable devices and battery-powered systems.
A versatile development board for developers looking for a compact and powerful solution for modern IoT and edge AI applications.
External links
https://wiki.seeedstudio.com/xiao_mg24_getting_started/"
ROTH-ELEKTRONIK RE 936-08 - Multiadapter TSSOP24 / SSOP24 0.65 mm pitch
12.28 EUR
"Adapter for TSSOP24 and SSOP24- Epoxy fibre-glass FR4 1.50 mm
- Double-sided 35 µm Cu
- Plated through holes (PTH)
- Surface chemical: Ni/Au
- Solder resist
- Adapter circuit board for TSSOP24 and SSOP24
- Pitch: 0.65 mm
- Single-row hole spacing: 2.54 mm
- Two experimental fields with square single-hold conductors (2 x 3) 2.20 x 2.20 mm
- Size: 31.75 x 19.05 mm
VOGT AG VT LV-G - Wire distributor, 4.0 - 6.0 mm², yellow
10.21 EUR
Wire distributor, 4.0 - 6.0 mm², yellow
QUADRIOS QUAD 22C425 - Bootlace ferrules 0.5 mm², white 100 pcs.
11.19 EUR
Quadrios bootlace ferrules guarantee optimum crimp connections in conjunction with suitable crimping tools. This product range includes both bootlace ferrules with plastic sleeves and twin bootlace ferrules in all colours according to the DIN colour code chart. The bootlace ferrules are particularly suitable for hobbyists, tradespeople, field service, service workshops, electronics technicians and laboratory equipment. Ideal for use with suitable bootlace ferrule crimping pliers.
ADAFRUIT DEBO LED NP24 - Developer Boards - NeoPixel Ring with 24 WS2812 RGB LEDs
27.78 EUR
"24 ultrabright LED Neopixels arranged in a circle.- 24 individually addressable RGBs
- with integrated drivers
- constant current: 18 mA
- voltage range: 4 - 7 V
- outside diameter: 65.6 mm
- inside diameter: 52.3 mm
SEEED JET RTL8822CE - RTL8822CE Wi-Fi/Bluetooth module, M.2 2230
30.52 EUR
"SEEED RTL8822CE - Wi-Fi/Bluetooth module, M.2 2230, dual-band, Wi-Fi 5 + BT 5.0The SEEED Studio RTL8822CE is a compact, high-performance Wi-Fi/Bluetooth module in the M.2-2230 form factor.
It offers fast dual-band IEEE 802.11a/b/g/n/ac (Wi-Fi 5) wireless connectivity and built-in Bluetooth 5.0 features.
Its high data rate and small design make it ideal for embedded systems, single-board computers and industrial applications
Details:
- Dual-band Wi-Fi, 2.4 GHz + 5 GHz
- Supports IEEE 802.11a/b/g/n/ac (Wi-Fi 5)
- Data rate: up to 867 Mbit/s
- Integrated Bluetooth 5.0/4.2/2.1
- M.2-2230-key A/E interface
- Suitable for embedded platforms such as NVIDIA Jetson systems
- Compact dimensions, ideal for integration into space-critical designs
Applications
- Industrial PCs and embedded systems
- IoT gateways
- Single-board computers
- Devices with high bandwidth requirements such as video streaming, telemetry or data logging
Included in delivery
- RTL8822CE module (M.2-2230)
RADEMACHER UP 918EP - Lab card, epoxy, 160x100mm, CU 35µ
16.88 EUR
Lab card, 160x100mm36 perforated and 4 non-perforated conductor paths, plug and mounting holes: 32-pin, DIN 41612, pitch: 5.08mm testing board for communication electr.
RADEMACHER UP 914EP - Lab card, epoxy, 160x100mm, CU 35µ
15.11 EUR
Laboratory card 160x100mmPlug: for 32-pin DIN 41612 pitch: 5.08 mm
Testing board for power electronics, systems/operating equipment scale printed on one side/PIN assignment
RADEMACHER UP 931EP - Lab card, epoxy, 160x100mm, CU 35µ
15.11 EUR
Lab card 160x100mmFor communication electronics, information technology
RADEMACHER UP 913EP - Lab card, epoxy, 160x100mm, CU 35µ
15.11 EUR
Laboratory card 160x100mmTesting board for industrial electronics devices/production equipment
ADAFRUIT DEBO LED NP16 - Developer Boards - NeoPixel Ring with 16 WS2812 RGB LEDs
23.8 EUR
"16 ultrabright LED Neopixels arranged in a circle.- 16 individually addressable RGBs
- voltage range: 4 - 7 V
- outside diameter: 44.5 mm
- inside diameter: 31.7 mm
ROTH-ELEKTRONIK RE 936-06 - Multi-adapter SSOP28 and TSSOP28 0.65 mm pitch
12.53 EUR
"Adapter for SSOP28 and TSSOP28- Epoxy fibre-glass FR4 1.50 mm
- Double-sided 35 µm Cu
- Plated through holes (PTH)
- Surface chemical: Ni/Au
- Solder resist
- Adapter circuit board for SSOP28 and TSSOP28
- Pitch: 0.65 mm
- Single-row hole spacing: 2.54 mm
- Holes: Ø 1.10 mm with single-hole conductors Ø 2.20 mm
- Two experimental fields with square single-hold conductors (3 x 6) 2.20 x 2.20 mm
- Size: 36.83 x 29.21 mm
FREI D1 MINI-PRO 8266 - D1 Mini Pro - ESP32-WROOM Board, CP2104
20.8 EUR
D1 Mini Pro Board with 16 MB flash memory and ESP32-WROOM-32 chipset. The board can be programmed with Arduino IDE, has the CP2104 USB chipset and enables the quick and easy creation of IoT devices.Technical specifications
• ESP-32-WROOM
• 3.3 V operating voltage
• 5 V input voltage (USB)
• 11 digital input pins
• 1 analog input (max. 3.2 V)
• 16 MB Flash
• 80/160 MHz clock frequency
• 32 bit CPU
• onBoard WiFi antenna
• USB-C connector
• CP2104 UART - USB converter
SOLDERED DEBO LIN 7329MST - Developer board - LIN Transceiver MASTER, NCV7329
21.84 EUR
"LIN (Local Interconnect Network) is a serial network protocol used for communication between components in vehicles. It serves as an alternative to the CAN bus and is characterized by a lower speed and the support of a smaller number of simultaneous devices, but also has significantly lower costs. LIN is used for communication between microcontrollers. The operating voltage is 18V.
This breakout has a MASTER role. Master/slave is a communication model in which one device (master) controls one or more other devices (slave) and the slave then responds to the commands it receives from the master. A master in the LIN protocol can control up to 16 devices.
Technical data
- max. data rate: 20 kbit/s
- max. number of devices: 16
- max. bus length: 40 m
- Voltage: 18 V
- Dimensions: 21.3 x 22.6 x 12.3 mm
external links
https://github.com/SolderedElectronics/LIN-Transceiver-NCV7329-MASTER-breakout-hardware-design"
COMPRO SOCDW15C - Solex 15, white, clear lens, deep base
97.76 EUR
"- Adjustable voltage range 9 - 60 V DC
- Starting current limiter
- Automatic synchronisation
- High efficiency
- Constant performance throughout
- Voltage range
- Screw-fit base
- Flexible usage options
- including tamper protection, for example
- 5 lens colours
ADAFRUIT DEBO LED NP12 - Developer Boards - NeoPixel Ring with 12 WS2812
22.87 EUR
"12 ultrabright LED Neopixels arranged in a circle.- 16 individually addressable RGBs
- voltage range: 4 - 7 V
- outside diameter: 36.8 mm
- inside diameter: 23.3 mm
SOLDERED DEBO LED RING7 - Developer boards - LED ring, RGB, 7 LEDs, WS2812
13.77 EUR
"The WS2812B LED is characterized by its ability to emit light in red, green or blue as well as combinations of these three colors, allowing for a palette of about 16 million colors. The LEDs are arranged in a circle and can be controlled with just a few lines of code from the Arduino IDE, thanks to the integrated controller in each LED.- the LEDs offer a color palette of about 16 million combinations
- circular arrangement of the diodes on the board
- controlled via a single pin
- can be programmed with just a few lines of code in the Arduino IDE
- each LED is equipped with an integrated controller
The WS2812B LEDs are able to be individually addressed by the integrated control unit, which means that each LED can be adjusted in color and brightness independently of the others. This makes them particularly suitable for projects that require visual effects and individual lighting solutions. These LEDs are controlled by an Arduino (or a compatible board such as Dasduino), which simplifies implementation in various projects. Due to the minimal hardware requirements and the extensive programming support provided by the Arduino IDE, there are numerous possibilities for creatives and developers to realize innovative lighting solutions.
Technical data
- Number of LEDs: 7
- Voltage: 5 V
- LED type: WS2812B
- Current: 18 mA per LED
- Dimensions (diameter): 23 mm
In conclusion, the WS2812B LEDs are an excellent choice for versatile lighting projects due to their flexible color control and easy handling through programming via Arduino. The combination of high color variety and easy controllability opens doors for numerous creative and technical applications.
External links
https://github.com/SolderedElectronics/Soldered-WS2812-Smart-Leds-Arduino-Library
https://github.com/SolderedElectronics/Smart-LED-WS2812B-Ring7-hardware-design"
SOLDERED DEBO LIN 7329SLV - Developer board - LIN Transceiver SLAVE, NCV7329
21.84 EUR
"LIN (Local Interconnect Network) is a serial network protocol used for communication between components in vehicles. It serves as an alternative to the CAN bus and is characterized by a lower speed and the support of a smaller number of simultaneous devices, but also has significantly lower costs. LIN is used for communication between microcontrollers. The operating voltage is 18V.
This breakout has a SLAVE role. Master/slave is a communication model in which one device (master) controls one or more other devices (slave) and the slave then responds to the commands it receives from the master. A master in the LIN protocol can control up to 16 devices.
Technical data
- max. data rate: 20 kbit/s
- max. number of devices: 16
- max. bus length: 40 m
- Voltage: 18 V
- Dimensions: 21.3 x 22.6 x 12.3 mm
external links
https://github.com/SolderedElectronics/LIN-Transceiver-NCV7329-SLAVE-breakout-hardware-design"
SEEED XIAO MG24 SEN H - Xiao MG24 Sense, Matter/Thread/Zigbee/BLE, with header
22.87 EUR
"The Seeed Studio XIAO MG24 Sense is an ultra-compact development board based on the Silicon Labs EFR32MG24 SoC. It combines powerful wireless connectivity with integrated sensors, making it ideal for IoT, edge AI and smart home applications. With support for protocols such as Matter, Thread, Zigbee and Bluetooth LE 5.3, as well as an integrated microphone and a 6-axis IMU sensor, it is ideal for projects requiring voice and motion detection.- Processor: ARM Cortex-M33 @ 78 MHz
- SoC: Silicon Labs EFR32MG24
- RAM: 256 KB
- Flash memory: 1536 KB internal + 4 MB SPI flash
- Wireless communication: Matter, Thread, Zigbee, Bluetooth LE 5.3, Bluetooth Mesh
- integrated sensors: Analog microphone, 6-axis IMU (LSM6DS3TR-C)
- GPIOs: 19 pins, all PWM-capable
- Analog inputs: up to 11
- Interfaces: 2× UART, 2× SPI, 1× I²C
- Power supply: 5 V via USB-C or 3.7 V LiPo battery
- Power consumption:
- Normal operation: 6.71 mA
- Sleep mode: 1.91 mA
- Deep sleep mode: 1.95 µA
- Dimensions (LxW): 21 × 17.8 mm
- Temperature range: -20 °C to 70 °C
- Special features: Integrated charging electronics (200 mA), user LED, reset button, integrated and U.FL antenna options
- Compatibility: Arduino IDE, Zephyr RTOS
Combining powerful wireless connectivity and integrated sensors, the XIAO MG24 Sense enables the development of advanced IoT applications that require voice and motion detection. Its compact design and low power consumption make it ideal for use in portable devices and battery-powered systems.
A versatile development board for developers looking for a compact and powerful solution for modern IoT and edge AI applications.
External links
https://wiki.seeedstudio.com/xiao_mg24_getting_started/"
VOGT AG VT AEHUL 2,5-24 - Bootlace ferrules, dia. 2.5 mm², 24 mm, blue, pack of 100
13.67 EUR
The tubular bootlace ferrules with plastic sleeves prevent the individual wires from splaying out onfine-stranded copper conductors and facilitate insertion into terminals. The earth of the bootlace ferrules
complies with DIN 46228-4.
The bootlace ferrule is UL certified for the USA and Canada.
The electrolytic copper (E-CU) metal sleeve is zinc-plated.
The polypropylene (PP) plastic sleeve makes it easier to insert the conductors, is resistant up to a temperature of +105°C
and is available according to German, French or DIN 46228-4 colour code
.
QUADRIOS QUAD 22C484 - Bootlace ferrule set, uninsulated, set of 500, 0.5 - 6 mm²
17.81 EUR
"Quadrios bootlace ferrules guarantee optimum crimp connections in conjunction with suitable crimping tools. High-quality version of common types in an organised assortment box with uninsulated bootlace ferules made of high-purity copper with tin coating. The bootlace ferrules are particularly suitable for hobbyists, tradespeople, field service, service workshops, electronics technicians and laboratory equipment. Ideal for use with suitable bootlace ferrule crimping pliers.Included in delivery:
- 100x 0.5 mm², 8 mm length
- 100x 0.75 mm², 8 mm length
- 100x 1.0 mm², 8 mm length
- 100x 1.5 mm², 8 mm length
- 50x 2.5 mm², 8 mm length
- 25x 4.0 mm², 8 mm length
COMPRO ROLPSVW1S8 - Roshni Low Profile, white, shallow base
65.45 EUR
"- High sound output
- Low power consumption
- 32 selectable tones
- Automatic synchronisation
- Volume control
- Two-sound alarm
- VdS-certified
- Flexible applications, e.g. also available with tamper protection
COMPRO SOGDW15C - Solex 15, white, green lens, deep base
97.76 EUR
"- Adjustable voltage range 9 - 60 V DC
- Starting current limiter
- Automatic synchronisation
- High efficiency
- Constant performance throughout
- Voltage range
- Screw-fit base
- Flexible usage options
- including tamper protection, for example
- 5 lens colours
ROTH-ELEKTRONIK RE 435LF - SMD prototyping board, epoxy, 53 x 95 mm
25.14 EUR
SMD prototyping board, 53 x 95 mm39 x 59 soldering pads, 1mm²
Suitable for all SMD components.
SOLDERED DEBO RS232 MAX - Developer boards - RS232 interface, MAX232
14.5 EUR
"The RS-232 protocol is a widely used standard protocol for communication between two devices. It is a full-duplex protocol, which means that it can receive and send data simultaneously. The data is transmitted with voltages from +3V to +15V for a digital ""one"" and from -3V to -15V for a digital ""zero"". This provides a secure environment for data transmission that is resistant to noise or interference. For this reason, RS-232 is often used in industry. This module converts serial communication to RS-232.
Technical data
- Voltage: 3.3 - 5.5 V
- Communication lines: TX, RX
- IC: MAX232
- Dimensions: 38 x 38 mm
SOLDERED DEBO LED PIXEL - Developer boards - LED, Pixel, WS2812B
10.83 EUR
"The small LEDs, which have an integrated circuit (IC) of type WS2812, offer remarkable functionality by being able to light up in up to 16 million colors. Each of these LEDs can be controlled individually, allowing precise control of color and brightness.- have an integrated WS2812 IC that enables a color selection from 16 million colors
- individually controllable via a one-wire interface
- enables thousands of LEDs to be controlled via just one wire
- easy control via Arduino (or a compatible board such as Dasduino)
- minimal effort for impressive lighting effects
The use of these LEDs makes it possible to achieve extraordinary lighting effects with little effort. By combining several of these pixels, dynamic and customizable light installations can be created. Simple control through an Arduino-compatible board such as Dasduino facilitates the implementation of complex projects that can range from interactive art installations to custom lighting solutions.
Technical specifications
- Color: Red/Green/Blue
- Voltage: 5 V
- Power: max. 60 mA per pixel
- Diode: WS2812 SMD LED (5050 LED diode with integrated IC)
- Dimensions: Diameter of 10 mm
In conclusion, these LEDs with integrated WS2812 IC offer high flexibility and ease of use for developers and designers who want to create powerful and customizable lighting systems. The ease of implementation and the ability to control thousands of LEDs via a single interface make them an ideal choice for creative and technical projects.
External links
https://github.com/SolderedElectronics/Soldered-WS2812-Smart-Leds-Arduino-Library
https://github.com/SolderedElectronics/Smart-LED-WS2812B-Pixel-hardware-design"