How to make 3.7v Battery Full & Low level indicator using BC547 || SKR Electronics Lab
Ғылым және технология
Hello friends welcome to our channel SKR Electronics Lab . In today's video I will show you how to make 3.7v Battery Level Indicator using BC547 Transistor you can use this circuit as a low and full indicator . I made this circuit using only 6 components . You can use this circuit in homemade emergency light and it's very easy to make . If you have some idea about electronics you can make this project at your home very easily . So watch the whole video without skipping 😊
🔘 Circuit Diagram :-
🔘 Components Required :-
1. BC547 Transistor × 1
2. 220Ω Resistor × 1
3. 330Ω Resistor × 1
4. Red LED × 1
5. Green LED × 1
6. IN4007 Diode × 1
( Circuit Diagram is in the video)
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Пікірлер: 20
Good idea sir👌
Pls make auto cut charging system
@skr_electronics_lab
2 ай бұрын
Ok I'll try
Super👍👍👍
Very nice project. Talk in English or give subtitle to reach more
Accha sir 🤗 maine banaya aur success bhi hua 🎉lekin battery ke sath al time connect rahene se altime jwal raha hain 🥰 isliye maine green LED ka negetive ke series me ek switch laga diyya 🙏🙏
@skr_electronics_lab
Жыл бұрын
Good 😊👍
Dear ye led battery drain karti hai plz iska solution batai
Charge krne ke liye charger ka connection kahan lagayen
Bhai jaise ear buds bhut costly hota hai jisse purchase kerne main dikkat hoti hai iss earbuds ko bana sikhayein
@skr_electronics_lab
Жыл бұрын
Bro ap mujhe instagram pr message karo
is this going to work with 18650 Li-ion 3.7 battery? I have Used 4 battery.
@skr_electronics_lab
Жыл бұрын
No problem work well, if any problem then message me in Instagram 🥰👍
@hridoy2878
Жыл бұрын
@@skr_electronics_lab what is Your instagram id?
Is circuit se battery kaise charge kren .Kahan chatger connect krenge
@skr_electronics_lab
Жыл бұрын
Message me in Instagram bro
@shantimoychowdhury4975
Жыл бұрын
@@skr_electronics_lab Sar pe
Where is the input and output
@skr_electronics_lab
Жыл бұрын
Watch the full video
Chhota sa video itna lamba kr diya or 9 volt ki battry kyo lagai circuit to three volt ka hai