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Heltec WiFi LoRa 32 V3 - 433MHz • Make Electronics

Heltec WiFi LoRa 32 V3 – 433MHz

R570.00

Package Includes

  • 1x 433MHz Heltec WiFi LoRa 32 V3
  • 2x 18-Way SIL Straight Pin Headers
  • 1x 2-Pin 1.25mm SH Battery Connector with 15cm cable
  • 1x 10cm Female IPEX to Female SMA Cable
  • 1x 433MHz SMA Antenna

Availability: 6 in stock

General Features / Specs

  • Manufacturer: Heltec Automation
  • PCB Model: WiFi_LoRa_32_V3 (433MHz)
  • Core IC: Espressif ESP32-S3FN8 (Xtensa® 32-bit LX7 Dual-Core Processor, Up to 240MHz)
  • Flash Memory: 8MB Quad SPI In-Package Flash
  • ROM: 384kB
  • SRAM: 512kB
  • RTC SRAM: 16kB
  • USB to UART Interface IC: Silicon Labs CP2102
  • LoRa Chip: Semtech SX1262
  • LoRa Antenna Connector: Male IPEX Socket (1st Gen)
  • LoRa Frequency: 433MHz
  • Display: 0.96 Inch 128*64 OLED Display (Blue)
  • Battery Connector: 2-Pin SH Series Socket (1.25mm Pitch)
  • Battery Interface Features: Integrated Lithium battery management system (Charge and discharge management, overcharge protection, battery power detection, USB / battery power automatic switching)
  • Lithium Battery Supply Requirements: 3.3 – 4.2VDC (≥ 250mA)
  • USB Connector Type: USB Type-C
  • USB Interface Features: ESD protection / Short Circuit Protection / RF Shielding
  • USB Supply Requirements: 4.7 – 6.0VDC (≥ 500mA)
  • 3.3V Pin Supply Requirements: 2.7 – 3.5VDC (≥ 150mA)
  • 3.3V Pin Max Output Current: 500mA
  • Typical Current Consumption (USB Powered): WiFi Scan – 115mA / WiFi AP – 150mA / BT – 115mA / LoRa TX @ 14dB 868MHz – 200mA / LoRa TX @ 22dBm 868MHz – 230mA / LoRa RX @ 868MHz – 90mA (Tx Disabled)
  • Certifications: CE
  • Operating Temperature: -20 to +70°C
  • Dimensions: ~(50.2mm x 25.5mm x 10.2mm)

WiFi Features / Specs

  • WiFi Protocols: 802.11 b/g/n (1T1R mode with data rate up to 150 Mbps)
  • Frequency Band: 2.4GHz (Supports 20MHz and 40Mhz Bandwidth)
  • Wireless Network Modes: Station / SoftAP / SoftAP + Station
  • Hardware Features: 45x Programmable GPIO’s / 4x SPI / 1x LCD Interface / 1x DVP Camera Interface / 3x UART / 2x I2C / 2x I2S / 1x RMT (TX; RX) / etc
  • WiFi Security: Secure Boot / Flash Encryption / 4k-bit OTP, up to 1792 bits for users / Cryptographic Hardware Acceleration

Bluetooth Features / Specs

  • Bluetooth Protocols: Bluetooth LE – Bluetooth 5, Bluetooth Mesh
  • Power: Up to 20dBm
  • Speeds: 125kbps / 500kbps / 1MBps / 2MBps
  • Other Features: Internal co-existence mechanism allowing WiFi and Bluetooth to share a single antenna

LoRa SX1262 Features / Specs

  • Working Frequency: 433Mhz
  • Receive Sensitivity: As low as -148dBm
  • RX Current: 4.6mA
  • Transmit Power: Up to +22dBm
  • Programmable Bit Rate: Up to 62.5kbps LoRa and 300kbps FSK
  • Modulation Types: FSK / GFSK / MSK / GMSK / LoRa / Long Range FHSS

Resources

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