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Multi-way relay switch

Overview

Transistor driven relay switch can be controlled by IO high and low signals. This project only does high level triggering (NO). The default low level is closed. The NC interface can be configured by yourself.

Design Files

Related Devices

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1N4148	Discrete semiconductor;Switching diode	Reverse recovery time (trr): 4ns DC reverse withstand voltage (Vr): 100V Average rectified current (Io): 200mA Forward voltage drop (Vf): 1V @ 10mA	Download
2N3904	Discrete semiconductor;triode	Rated power: 625mW Collector current Ic: 200mA Collector-emitter breakdown voltage Vce: 40V Transistor type: NPN	Download
1206W4F4701T5E	Passive components;SMD resistor	Resistance (ohms): 4.7K Accuracy: ±1% Power: 1/4W Temperature coefficient: ±100ppm/°C	Download
SRD-12VDC-SL-C	accessories;relay	Contact form: SPDT Contact rated current: 10A Coil type: Non Latching Coil voltage: 12VDC Relay type: General Purpose. 12V relay	Download
5.8 ZSGT	Key switch		Download

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Update:2024-11-15 02:06:40

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