The HA17555 is a designed for accurate time delays or oscillations. It provides both of trigger terminal and reset terminal in order to enable a wide scope of application including Mono Multi Vibrator and Astable Multi Vibrator.
The DS1302Z is a trickle-charge timekeeping chip contains a real-time clock/calendar and 31 bytes of static RAM. It communicates with a microprocessor via a simple serial interface IC SOP-8 Pins Package.
The C945 is an age old Japanese Bipolar audio frequency NPN transistor 60V 150mA TO-92 package. It has a decent gain value (hfe) of maximum 700 and is highly linear. Hence it was widely used in amplifier.
Fully encapsulated thermostat in industrial quality. Opens when action temperature is reached. At lower temperature the thermostat is closed. Current max. 16A Voltage max. 250V Contact NC-Normally Closed Waterproof grade IP65.