LilyGO TTGO T-Relay ESP32 - Development Board

Availability: Directly available from warehouse in Eindhoven
SKU: 004327

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€15.00

Ex Tax: €12.40

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Description
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The T-Relay is a handy relay module with Wi-Fi and Bluetooth. This module has 4 relays and an ESP32-Wrover.

See the following page for more information and examples: LilyGO T-Relay Github

Note: This board does not have a built-in USB to serial converter, to program the board the following converter is needed: TTGO T-U2T

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Tags: LilyGO TTGO T-Relay ESP32 - Development Board , LILYGO-H516 , With Bluetooth

Specifications

General
Brand	LilyGO TTGO
Manufacturer model/SKU	H516
Model revision	V1.0
Features	Electric switch Microcontroller
General physical appearance
Main color	Black
Weight [g]	83
Dimension X [mm]	85
Dimension Y [mm]	85
Dimension Z [mm]	19
Mounting options	Mounting hole(s)
Diameter mounting hole(s) [mm]	4
Form factor	Module (general)
General electrical properties
Minimum supply voltage [V DC]	5 (only via USB-C, minimum 12V DC via screw terminal)
Maximum supply voltage [V DC]	24 (only via screw terminal, maximum 5V DC via USB-C)
Minimum IO-pin input voltage [V]	3.3
Maximum IO-pin input voltage [V]	3.3
IO-pin output voltage [V]	3.3
Maximum IO-pin source current [mA]	20
Maximum IO-pin sink current [mA]	28
MCU/SoC
Manufacturer	Espressif
Chip series	ESP32
Maximum clock frequency [MHz]	240
Number of cores	2
Internal memory
SRAM [KB]	520
PSRAM [MB]	8
Flash memory [MB]	4
EEPROM type	Emulated
Communication
Hardware interface(s)	I2C I2S SPI UART PWM ADC DAC GPIO
Number of IO-pins	16
Maximum available hardware PWM channels	12
Maximum available analog input pins (ADC)	14
Maximum available analog output pins (DAC)	1
Maximum available hardware UART interfaces	3
Maximum available hardware I2C interfaces	2
Maximum available hardware SPI interfaces	2
USB to serial converter	None (TTGO T-U2T required)
Wireless communication
Interface(s)	Wi-Fi Bluetooth
Wi-Fi chip/SoC	ESP32
Wi-Fi frequency [GHz]	2.4
Bluetooth chip/SoC	ESP32
Bluetooth version	4.2
Supported Bluetooth standard(s)	LE Classic
Switch
Switching method	Electrical
Switch type	Mechanical relay
Number of channels/gangs	4
Contact(s)	NC (normally closed) NO (normally open)
Maximum switching voltage [V AC]	250
Maximum switching voltage [V DC]	24
Switching voltage equal to supply voltage	No
Maximum switching current per channel (resistive load) [A]	10
Connectors
Power supply connector(s)	Screw terminal USB-C female
IO-connector(s)	Through hole solder pin(s) (2.54mm) USB-C female
Switch connector(s)	Screw terminal
Pin distance [mm]	2.54
Wi-Fi/Bluetooth antenna connector	Built-in antenna
Package contents
Package contents	1x TTGO T-Relay 1x Male pin header set