The YL-105 separates its electrical layout into a physical 8-pin female socket (where the radio module sits) and a parallel set of breakout pins designed to bridge to your master microcontrol unit (MCU).
: Streams received wireless data packets back to the MCU.
The YL-105 operates as a pass-through board for logic signals while stepping down the primary power supply. Specification Details Source / Verification 4.75V to 12V DC (5V Nominal) MakerLab PH , iFuture Tech Output Voltage ( VOUTcap V sub cap O cap U cap T end-sub ) 3.3V DC (Regulated) Eletrogate On-board IC AMS1117-3.3 Linear Regulator Saravati Maximum Output Current ~800mA (Thermally limited by SOT-223 package) AMS1117 Standard Rating Target Compatibility 8-Pin (2x4) nRF24L01+ RF Modules Daycom Shop Dimensions 26 mm × 18.6 mm × 10 mm Usinainfo Weight Ozon Russia Pinout Configuration and Hardware Interface
Most YL105 products follow this format:
In conclusion, the YL-105 is more than a simple adapter; it is an essential stability layer. By providing localized regulation and noise filtration, it allows engineers and students to focus on software and system logic rather than troubleshooting power-related hardware failures. As wireless sensor networks and IoT devices continue to proliferate, modular tools like the YL-105 remain vital for turning complex datasheets into functional, reliable technology. sample code to get your nRF24L01 and YL-105 running with an Arduino? yl105 datasheet
However, note that many low-cost YL105 modules do maintain true isolation if the jumper JD-VCC is shorted to VCC. For proper isolation:
The YL105 typically responds to a south magnetic pole . Bringing a south pole near the marked face turns the output LOW (active low) or HIGH depending on the comparator circuit.
This article breaks down the technical specifications, pin configurations, and typical applications associated with the YL105. What is the YL105?
Connect to Arduino Digital Pin 12 (Hardware SPI MISO). The YL-105 separates its electrical layout into a
: Meets stringent safety standards (UL VW-1 and CSA OFT), making it ideal for fire-sensitive applications.
In the landscape of hobbyist electronics and rapid prototyping, the nRF24L01 transceiver has long been a staple for low-power, short-range wireless communication. However, its popularity is often shadowed by a notorious sensitivity to power supply fluctuations. The YL-105 socket adapter emerged as a pivotal solution to this challenge, bridging the gap between standard 5V microcontrollers and the delicate 3.3V requirements of wireless modules.
The PCB layout (visible in the datasheet’s mechanical drawing) has long, unshielded traces. This makes the module susceptible to . The datasheet provides zero guidance on filtering or external capacitors.
The YL105 is a testament to the efficiency of modern application-specific ICs. By integrating timing and logic into a tiny 8-pin package, it allows manufacturers to build reliable consumer goods at a fraction of the cost of using a dedicated microcontroller. Specification Details Source / Verification 4
: Irradiated polyolefin (PO), which is flame-retardant and fluid-resistant. Shelf Life
Routes the SPI control signals directly to the respective transceiver pins.
| Pin Number | Pin Name | Description | | :--- | :--- | :--- | | | GND | Ground (Power Supply Negative) | | 2 | VCC | Power Supply (1.9V – 3.6V) | | 3 | CSN | SPI Chip Select (Active Low) | | 4 | SCK | SPI Clock Input | | 5 | MOSI | SPI Data Input (Master Out Slave In) | | 6 | MISO | SPI Data Output (Master In Slave Out) | | 7 | GIO1 | General Purpose I/O / Interrupt Pin 1 | | 8 | GIO2 | General Purpose I/O / Interrupt Pin 2 |
To understand the yl105 datasheet, you must first identify the physical components and pin assignments.