SKU: IOWC-1851
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ESP32-WROVER-IPEX WiFi Bluetooth Module w/ 4MB Flash & 32MB PSRAM

₹389.00 (Inclusive of all taxes)
Out of Stock

The ESP32-WROVER-IPEX is a feature-rich wireless module integrating dual-core processing, Wi-Fi 802.11 b/g/n, and Bluetooth 4.2 BR/EDR/BLE, designed for demanding IoT applications requiring substantial memory and low-power operation.

Features

  • Dual-core Xtensa LX6 processor clocked up to 240 MHz for high-performance computing tasks.
  • Integrated 4MB SPI flash and 32MB PSRAM for complex applications and data buffering.
  • Supports Wi-Fi 802.11 b/g/n (up to 150 Mbps) and Bluetooth 4.2 with BR/EDR and BLE.
  • Ultra-low sleep current of less than 5 µA, ideal for battery-powered and wearable devices.
  • Includes IPEX antenna connector for flexible external antenna deployment and improved range.

Out of stock

Description

The ESP32-WROVER-IPEX module is a comprehensive wireless SoC solution built around the Espressif ESP32 architecture. It combines a powerful dual-core Xtensa LX6 microprocessor, capable of dynamic frequency scaling from 80 MHz to 240 MHz, with robust 2.4 GHz RF capabilities. The module is distinguished by its integrated 4MB SPI flash for firmware storage and an additional 32MB of PSRAM, which is crucial for handling audio buffers, graphics, or complex algorithm data in applications like voice encoding or music streaming.

Engineered for optimal power and RF performance, the module integrates key RF components including a power amplifier, low-noise amplifier, balun, and antenna switch. This high level of integration minimizes external component count, simplifying PCB design and improving system reliability. The on-chip peripherals, including capacitive touch sensors, Hall sensor, SD card interface, Ethernet, SPI, UART, I2S, and I2C, provide extensive connectivity options for sensor networks and human-machine interfaces.

Key Features

  • High-performance dual-core ESP32 microcontroller with adjustable clock frequency.
  • Integrated 4MB SPI flash and 32MB PSRAM for demanding application memory needs.
  • Comprehensive wireless support for Wi-Fi (802.11 b/g/n) and Bluetooth 4.2 (Classic & BLE).
  • Advanced power management with multiple sleep modes, enabling ultra-low 5 µA sleep current.
  • Rich peripheral set including touch sensors, Hall sensor, SD card, Ethernet, and multiple serial interfaces.
  • +19.5 dBm RF output power and IPEX antenna connector for extended wireless range and flexible antenna options.
  • Fully certified module with integrated RF matching and software stacks for reduced time-to-market.

Applications

  • Smart home automation hubs and sensor nodes.
  • Industrial telemetry and IIoT data gateways.
  • Wearable electronics and fitness devices.
  • Audio streaming and voice control applications.
  • Battery-powered environmental monitoring stations.

Technical Specifications

Microcontroller/SoCEspressif ESP32 (Xtensa 32-bit LX6 Dual-Core)
Wireless ProtocolsWi-Fi 802.11 b/g/n, Bluetooth v4.2 BR/EDR & BLE
Frequency Range2.412 GHz – 2.484 GHz
RF Transmit PowerUp to +19.5 dBm
Supply Voltage3.0V – 3.6V DC
Operating CurrentNot specified (Typical ESP32 active current applies)
Sleep Current< 5 µA
InterfacesSPI, UART, I2C, I2S, SD Card, Ethernet, Capacitive Touch GPIO, Hall Sensor
Antenna ConnectorIPEX (U.FL)
Operating TemperatureNot specified (Standard ESP32 range: -40°C to +85°C typical)
Dimensions31.5 mm (L) x 18 mm (W)

Frequently Asked Questions

What is the main advantage of the 32MB PSRAM on this ESP32-WROVER module?

The 32MB Pseudo Static RAM (PSRAM) provides additional volatile memory for data-intensive tasks. It is essential for buffering audio streams, handling camera image data, managing complex graphics buffers, or running machine learning inference models that exceed the limited internal RAM of the standard ESP32 chip, preventing crashes and enabling more sophisticated applications.

How do I connect an external antenna to the ESP32-WROVER-IPEX module?

This module features an IPEX (or U.FL) antenna connector. You must use a compatible IPEX-to-SMA pigtail cable to connect a standard 2.4GHz antenna with an SMA jack. Ensure the antenna is tuned for 2.4GHz Wi-Fi/Bluetooth frequencies. Soldering directly to the pad is not recommended as it may damage the connector; always use the proper IPEX mating cable for reliable RF performance and range.

Can I program this module using the Arduino IDE or ESP-IDF?

Yes, the ESP32-WROVER-IPEX is fully compatible with the Espressif ESP-IDF development framework and the Arduino Core for ESP32 via the Arduino IDE or PlatformIO. You must select the correct board definition (e.g., ESP32 Dev Module) and ensure the flash size (4MB) and PSRAM settings (enable 32MB) are correctly configured in your project to utilize all available hardware resources.

What is the typical power supply requirement and how do I achieve the low 5 µA sleep current?

The module requires a stable 3.3V power supply within 3.0V to 3.6V range. To achieve the deep sleep current of less than 5 µA, you must properly configure the ESP32's power management in firmware using `esp_deep_sleep_start()`. All unused GPIOs should be set to a known state, and external peripherals must be powered down. The module's integrated PMU helps, but board-level design is critical for minimal quiescent current.

Package Includes

  • 1 x ESP32-WROVER-IPEX WiFi Bluetooth Module

Additional Information

Weight 0.012 kg
Dimensions 3.15 × 1.8 cm