The Ebyte E01-ML01IPX is a high-performance, ultra-compact 2.4GHz wireless transceiver module built on the Nordic nRF24L01P chipset, featuring an SPI interface and a 2Mbps maximum data rate, designed for space-constrained applications requiring reliable short-range communication up to 200 meters.
| Parameter | Specification |
|---|---|
| RF IC | Nordic nRF24L01P |
| Frequency | 2.4 to 2.525 GHz |
| Max Data Rate | 2 Mbps |
| Communication Distance | 0.2 km |
| Interface | SPI |
| Supply Voltage | 2.0 to 3.6V DC |
| Operating Temperature | -40 to 85 Celsius |
| Weight | 0.5 grams |
| RF Parameter | Value |
Remark |
| Working frequency |
2400~2525 MHz |
Default: 2.4GHz (16MHz oscillator) |
| Transmitting power | 0 dBm |
Max. Power (1mW) |
| Receiving sensitivity |
-93 dBm |
Air data rate: 250kbps |
| Air data rate | 250k~2Mbps |
Default: 250kbps |
| Test distance | 200m |
In open and clear air, with maximum power, 5dBi antenna gain, height of 2m, air data rate: 250kbps |
| Hardware Parameter | Value |
Remark |
|
Size |
12 * 19 mm |
Without SMA |
|
Antenna type |
IPEX |
|
|
Communication interface |
SPI |
|
|
Package |
SMD |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
| Power supply |
2.0 | 3.3 | 3.6 | V | |
| Communication level | 2.0 | 3.3 | 3.6 | V | |
| Transmitting current |
12 | 13 | 14 | mA | 0dBm（1mW） |
| Receiving current |
11 |
12 | 13 | mA |
|
| Sleep current |
0.5 |
1.0 | 2.0 | μA | |
| Operating temperature |
-40 | 20 |
+85 | ℃ | |
| Operating humidity |
10 | 60 |
90 | % | |
| Storage temperature |
-40 | 20 |
+125 | ℃ |
Practical Application Scenarios
1. Miniature Wireless Peripheral Integration
The E01-ML01IPX is ideal for custom HID (Human Interface Device) applications, such as ultra-small wireless mice, laser pointers, or ergonomic handheld controllers. Its lightweight 0.5g footprint allows for seamless integration into portable consumer electronics where space is at a premium and low-latency response is required.
2. Low-Power Wearable Health Monitoring
This module is frequently used in compact wearable sensors to bridge physiological data to a base unit. Its low voltage operation (2.0-3.6V) and efficient SPI communication interface make it perfectly suited for battery-operated medical or fitness monitors that need to periodically transmit small data packets without draining the battery.
3. Smart Toy and Hobbyist Robotics
In the DIY robotics and RC hobby space, the module is a staple for controlling miniature servo-driven models. The nRF24L01P chipset is highly favored in the hobbyist community, and this Ebyte implementation provides a stable, surface-mount ready solution for multi-node communication within small-scale robotic swarms.
FAQ Section
1. Does the IPX connector version offer better performance than the onboard PCB antenna?
The IPX version allows for the connection of an external antenna via a U.FL connector. This is advantageous when the module is enclosed inside a metal or shielded casing, as it allows the antenna to be repositioned externally for optimal signal propagation, whereas an onboard PCB antenna would be severely attenuated.
2. Is this module compatible with older 5V Arduino development boards?
While the module can tolerate some signaling levels, its core operating voltage is 2.0-3.6V. To prevent damage when using 5V microcontrollers, we highly recommend using a logic level shifter on the SPI lines (MOSI, MISO, SCK, CSN) to bridge the 3.3V logic of the E01-ML01IPX with the 5V logic of your controller.
3. What is the difference between this module and the standard E01-ML01S?
The primary difference is the antenna interface. The E01-ML01IPX features a high-reliability IPX (U.FL) connector for external antennas, providing superior flexibility for antenna gain selection and placement, while the 'S' series typically utilizes an integrated PCB antenna or a standard ceramic antenna.
