F Thread Starter Fatih Alperen Erdoğan Joined Dec 3, 2019 1 Dec 3, 2019 #1 Hello İm tring first circiut. But i need implement this circuit with lm35 (temperature sensor ) . How i can do it ? if i use just potantiometre instead lm35 , can this ciruit can start ?
Hello İm tring first circiut. But i need implement this circuit with lm35 (temperature sensor ) . How i can do it ? if i use just potantiometre instead lm35 , can this ciruit can start ?
Dodgydave Joined Jun 22, 2012 9,848 Dec 3, 2019 #2 What is R3 feeding, the only way a Lm35 can alter the timing is on pin 5, by altering the reference voltage.
What is R3 feeding, the only way a Lm35 can alter the timing is on pin 5, by altering the reference voltage.
Rich2 Joined Mar 3, 2014 175 Dec 3, 2019 #3 I've got a diagram for a 555 thermostat circuit if that's what you're making. It uses a TIP 32 transistor to switch a fan on at 42°c
I've got a diagram for a 555 thermostat circuit if that's what you're making. It uses a TIP 32 transistor to switch a fan on at 42°c