The NRF Adapter Board 3.3 V is a compact interface and power regulation board designed specifically for NRF24L01 wireless transceiver modules. It provides a stable 3.3 V supply using an onboard voltage regulator and offers a dedicated socket for easy and secure mounting of the NRF module. This adapter significantly improves wireless stability, especially when using high-power NRF24L01+ PA+LNA variants.
Core Board Specifications
• Board Type: NRF24L01 adapter / interface board
• Supported Modules: NRF24L01, NRF24L01+PA+LNA
• Output Voltage: 3.3 V regulated
• Function: Power regulation and pin breakout
Electrical & Interface
• Input Voltage: 5 V DC
• Output Voltage: 3.3 V (onboard regulator)
• Regulator Type: Low-dropout (LDO)
• Interface Pins: CE, CSN, SCK, MOSI, MISO, IRQ
• Connector Type: 8-pin NRF socket with header pins
Performance Characteristics
• Stable voltage supply for NRF modules
• Reduces packet loss and communication errors
• Supports high current bursts required by PA+LNA modules
• Improves overall RF performance and reliability
Physical Characteristics
• Module Type: PCB-mounted adapter board
• Mounting: Breadboard-friendly pin headers
• Indicator: Onboard power LED
• Compact and lightweight design
Compatibility
• Arduino Uno / Nano / Mega
• ESP8266 / ESP32
• STM32, AVR, PIC microcontrollers
• Breadboard and jumper-wire prototyping setups
Key Advantages
• Protects NRF modules from 5 V damage
• Eliminates need for external 3.3 V regulators
• Easy plug-and-play installation
• Highly recommended for long-range NRF applications
Technical Insights
• NRF modules are not 5 V tolerant
• PA+LNA variants draw high peak current
• Onboard regulator ensures stable RF operation
• External decoupling capacitors further improve performance
Applications
• NRF24L01 wireless communication projects
• IoT sensor networks
• Remote control systems
• Robotics communication
• Prototyping and testing environments
Pro Tip
• Always use this adapter with 5 V microcontrollers
• Keep SPI wires short for better signal integrity
• Use a good quality power source for maximum range
Package Includes
• 1 × NRF Adapter Board 3.3 V