KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM?
?1 ,New 5V Relay Module
2 , can be used as microcontroller development board module can be used as home appliance control
3,5 V-12V to TTL control signal
4, the control signal DC or AC , 220V AC load can be controlled .
5, there is a normally open and one normally closed contact
6 , a power indicator light
7 , a control indicator , pull off, disconnect does not shine
8 , transistor drive to increase the relay coil control pins high impedance.
9 , the control pin has a pull-down circuit to prevent malfunction relay vacant
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Shenzhen Xiefengda Technology Co,.ltd?specialize in electronic components such as ic , capcaitor , diode , fuse, transistor , resistor and so on .We have done this business over 10
years,having builded long-term cooperation relationships with lots of famous factories and agents all over the world .?We?have?been?committed?to?offering?the?broadest?selection?of?in stock?
electronic?components,as?well?as?providing?the?lowest?price?at?the?fastest?speed,whatever?products?you?are?sourcing. We possess strict quality control system as well as professional testing equipment and experienced electronics engineers.
All products will be tested and evaluated strictly before shipment.We offer the longest warranty period than any others,you can 100% return or exchange the goods within warranty .