The Ebyte E103-W13 is an industrial-grade Wi-Fi 6 and BLE 5.4 dual-mode combo module based on the TI CC3301 chip, delivering up to 20dBm transmit power and a 300m communication range. Measuring just 13.3x13.4mm, it features an integrated 2.4GHz PA, supports WPA2/WPA3 security protocols, and offers 150Mbps air rates, ideal for high-reliability IoT networking.
| Parameter | Value / Specification | Remark |
|---|---|---|
| Core Chipset | TI CC3301 | 10th-generation Combo chip |
| Wireless Protocols | Wi-Fi 6 (802.11a/b/g/n/ax) & BLE 5.4 | Dual-mode support |
| Operating Frequency | 2.412 GHz - 2.472 GHz | 2.4G ISM Band |
| Max Transmitting Power | 20 dBm (up to 21 dBm) | Integrated 2.4GHz PA |
| Communication Distance | 300m | Clear and open, onboard PCB antenna |
| Air Speed | 150 Mbps | High-speed connection |
| Operating Voltage (VPA) | 2.1V to 4.2V (Typical 3.3V) | Exceeding 3.6V/4.2V may cause damage |
| Working Current (VDD PA) | 194 mA | Instantaneous (+20 dBm) |
| Sleep Current (LPDS) | 7 uA (VDD PA) / 175 uA (VDD Main) | Low Power Deep Sleep mode |
| Interface & Baud Rate | UART (TTL Level) / 115200 bps | Configurable 160-2000000 bps |
| Security Encryption | WPA2, WPA3 | High-reliability data protection |
| Form Factor & Weight | SMD 13.3 * 13.4 mm / 0.77g | Bottom pad, equivalent 50 ohm impedance |
| Operating Temperature | -40 C to 85 C | Industrial grade |
Practical Application Scenarios
1. Smart Grid and Advanced Metering Infrastructure (AMI)
In modern smart grid systems, data security and stable transmission are non-negotiable. The E103-W13 is deployed within smart electricity meters or data concentrators. Utilizing its WPA3 encryption, it ensures that highly sensitive grid consumption data is immune to local interception. The module can seamlessly pass data to an Ebyte Industrial Serial Server (DTU) which then uplinks to the utility's cloud via 4G/LTE, creating a secure, dual-layer reporting architecture.
2. High-Density Industrial Automation Gateways
Factory floors often suffer from severe 2.4GHz congestion. Because the E103-W13 supports the Wi-Fi 6 (802.11ax) protocol, it utilizes advanced routing to maintain low-latency connections even in environments with hundreds of active nodes. Embedded engineers can use the BLE 5.4 capability to allow technicians to perform on-site local configuration via smartphones, while the Wi-Fi 6 channel handles continuous high-speed (up to 150Mbps) telemetry data backhaul to local SCADA servers.
3. Agricultural IoT and Greenhouse Automation
For smart greenhouses, environmental sensors (temperature, humidity, soil moisture) need to span wide areas. The integrated 2.4GHz PA gives the E103-W13 an impressive 300m range in open environments. It acts as an aggregation node: collecting data from distributed BLE sensor tags using its BLE 5.4 interface, and instantly pushing that aggregated payload over Wi-Fi to a local server or an Ebyte E106 LoRaWAN Gateway for kilometer-range transmission back to the farm's main control room.
4. Smart Commercial Access Control Systems
Security systems require fast response times and tamper-proof links. By embedding the E103-W13 into smart door locks or biometric scanners, manufacturers benefit from the TI CC3301 combo chip. A user's mobile phone can securely authenticate via BLE 5.4, and the access log is instantaneously synced to the cloud via the WPA3-secured Wi-Fi 6 connection. Its ultra-small footprint (13.3*13.4mm) makes PCB layout easy for compact aesthetic lock designs.
FAQ Section
1. What are the specific power supply requirements to ensure the module outputs the maximum 20dBm?
To achieve optimal RF performance and maintain the 20dBm output, the VPA pin requires a stable power supply. We recommend a typical 3.3V supply with sufficient current margin, as the instantaneous working current (VDD PA) can reach 194mA during max power transmission. Absolute maximum voltage is 4.2V, but sustained operation above recommended limits may damage the PA.
2. How do I interface this module with my host MCU, and what is the logic level?
The E103-W13 utilizes a standard UART interface for communication. The communication logic level (VIO) is 1.8V (range 1.62V to 1.98V). If your host MCU operates at 3.3V or 5V, you must include a logic level shifter circuit in your hardware design to prevent damaging the module's I/O pins. The default baud rate is 115200 bps.
3. Does the module require an external antenna to achieve the 300m communication range?
No, the module features a highly efficient onboard PCB antenna. The 300m reference distance is achievable out-of-the-box in sunny, open environments using this internal antenna. If your mechanical enclosure requires an external antenna, the RF pad interface provides a 50 ohm characteristic impedance for external routing.
4. Can the Wi-Fi 6 and BLE 5.4 features be used simultaneously?
Yes, the E103-W13 is based on the TI CC3301 Combo chip, which is explicitly designed for dual-mode concurrent operation. This allows you to maintain an active Wi-Fi connection for cloud data streaming while simultaneously broadcasting or scanning for BLE peripherals, ideal for local provisioning and sensor networking.
