In this guide, we will dive deep into BMS circuit diagram for 1S, 2S, 3S, and 4S Li-ion battery configurations, providing detailed explanations of its components and functionality. Lithium-ion batteries are indispensable in modern technology, powering everything from portable electronics to electric vehicles. However, their sensitive nature requires precise charging and discharging management to ensure […]
Electronics project
Water Quality Monitoring System: TDS Sensor + ESP32/Arduino
Let’s get started with how to build a smart Water Quality Monitoring System using TDS sensor and ESP32 or Arduino. A TDS (Total Dissolved Solids) Sensor measures the total amount of dissolved solids in a liquid, typically water. Dissolved solids include inorganic salts and small organic substances. The measurement is expressed in parts per million […]
12V Automatic Cut Off Battery Charger Circuit Using Relay
This article details the construction and working of an Automatic Cut-Off Battery Charger Circuit using common components such as a relay, transistor, potentiometer (pot), LED, diodes, and resistors. Battery chargers with automatic cut-off functionality ensure batteries do not overcharge, enhancing their life span and performance. This circuit charges the battery in its Normally Closed (NC) […]
12V Auto Cut-Off Battery Charger Circuit Diagram by MOSFET
Battery chargers with automatic cut-off functionality are vital for protecting batteries from overcharging, enhancing their lifespan, and ensuring efficient operation. This guide explains how to build a simple 12V auto cut-off battery charger circuit using commonly available components, including a TL431 voltage reference IC, a MOSFET IRFZ44N, LEDs for status indication, and other basic components. […]
LM3915 LED Battery Voltage Level Indicator Circuit Diagram
In this article, you will learn to build LM3915 battery voltage level indicator. The LM3915 is a popular integrated circuit (IC) used in projects that require visual feedback on voltage levels. It’s widely applied in devices like battery monitors, audio level meters, and power supply indicators. This IC lights up a series of LEDs to show […]
SG3525 PWM Inverter Circuit Diagram and it’s Working
The SG3525 is a versatile PWM (Pulse Width Modulation) controller IC commonly present in inverter circuits to convert DC to AC at either 50Hz or 60Hz. Here’s a PWM based SG3525 inverter circuit with working. 1. Components Required: SG3525A PWM Controller IC N-channel MOSFETs (e.g., IRF3205) or IGBTs Transformers (Center-tapped, depending on the required output […]