PSA Smart Switch Module

Overview

PSA is a high integration and general-purpose smart switch module designed for wifi socket and wifi switch. With peripheral circuit like external power supply, relay, button accessing, manufactures can make use of this module to develop and produce smart socket or smart switch without any coding. PSA module is capable of auto-searching and auto-connecting wifi, communicating with cloud server, being control by phone APP etc.

Go shopping PSA Smart Switch Module(SKU:IM150310008)

Functions

• Support easy configure SSID and wifi password through phone APP
• Support auto-connecting to IoTgo server, register product and update status
• Support remote monitor and control by phone APP
• Support setting timing task by phone APP (once or repeat is optional)

Features

• Mini size, easy to installed into any shell
• External antenna/ceramic antenna (optional)
• High integration, no coding need

Specification

PCB Size	22.86 x 20.32 x 1.0mm
Power supply	3.3V

Electrical Characteristics

Characteristics	Symbol	Min	Typ	Max	Unit
Power supply voltage	VDD	3	3.3	3.5	V
High input voltage	VIH	0.8XVDD	-	VDD	V
Low input voltage	VIL	0	-	0.2XVDD	V
Operation current for VDD	IDD	-	-	215	mA

Pin Map

Pin Index	Pin Name	Description
1	NC	No connection
2	RELAY	Connect to relay. To turn on and off the switch.
3	SLED	Net Status Indicators
		Stay ON – normal work
		Repeat ON 100ms, OFF 1900ms – cannot connect to WiFi spot
		Repeat ON 100ms, OFF 100ms, ON 100ms, OFF 1700ms - cannot connect to server
		Repeat ON 1000ms, OFF 1000ms – device connects to server, but doesn’t register to the corresponding account in server
		Repeat ON 200ms, OFF 200ms – enter into SSID configuration mode
4	NC	No connection
5	KEY	Local switch button - use for turning on and off the socket or switch
		Take effect when Low, default input is High
		Long press (more than 5s), enter into the configure mode
		Change the status of switch by pressing the local button
6	3V3	Module power pin
7	NC	No connection
8	NC	No connection
9	GND	Module power pin
10	NC	No connection

Hardware

Support APP

• eWeLink iOS version (App Store)
• eWelink Android version (Google Play)

PSA module Reference Quotation

• If there is no customization need, the custom fees including baseboard, APP, and monitor are free.

Qty.	PSA cost	Baseboard cost [AC-DC/Relay/Button/LED]	Baseboard Custom Fee	APP Custom Fee	Monitor Custom Fee
500pcs	6.5USD	2.00USD to 3.00USD	1500USD	2000USD	-
2000pcs	6USD	1.50USD to 2.00USD	500USD	800USD	-
5000pcs	5.5USD	1.20USD to 1.50USD	Free	Free	-

• This quotation is for reference. The actual wholesale price and custom baseboard cost shall be discussed with ITEAD, please contact with email: ps@itead.cc

Download

File:PSA-Schematic.pdf