Battery chargers - Electronics Area https://electronicsarea.com Electrical and Electronics Tutorials and Circuits Fri, 26 Apr 2024 18:53:49 +0000 en-US hourly 1 https://wordpress.org/?v=4.9.25 3 Auto Shut off Battery Charger circuits (12V) https://electronicsarea.com/3-auto-shut-off-battery-charger-circuits-12v/ https://electronicsarea.com/3-auto-shut-off-battery-charger-circuits-12v/#respond Mon, 15 May 2023 17:08:23 +0000 https://electronicsarea.com/?p=7619 Why is an auto shut off battery charger needed? The main reason to get an auto shut off battery charger is to protect the battery from overcharging and consequently reducing its useful life. Can a car battery be overcharged? Yes, you can overcharge a car battery. Car batteries take whatever voltage is sent to them, regardless of whether [...]

The post 3 Auto Shut off Battery Charger circuits (12V) first appeared on Electronics Area.

The post 3 Auto Shut off Battery Charger circuits (12V) appeared first on Electronics Area.

]]> https://electronicsarea.com/3-auto-shut-off-battery-charger-circuits-12v/feed/ 0 12V Auto Turn-off Battery Charger with Current Limiter https://electronicsarea.com/12v-auto-turn-off-battery-charger-with-current-limiter/ https://electronicsarea.com/12v-auto-turn-off-battery-charger-with-current-limiter/#respond Mon, 08 May 2023 16:00:48 +0000 https://electronicsarea.com/?p=4587 12V Auto Turn-off Battery Charger

This 12V Auto Turn-off Battery Charger with current limiter, uses only 4 transistors, will stop charging the battery when it has 14 volts between its terminals and limits the charging current to a maximum of 2 amps.

The post 12V Auto Turn-off Battery Charger with Current Limiter first appeared on Electronics Area.

The post 12V Auto Turn-off Battery Charger with Current Limiter appeared first on Electronics Area.

]]> https://electronicsarea.com/12v-auto-turn-off-battery-charger-with-current-limiter/feed/ 0 12V Auto turn-off battery charger https://electronicsarea.com/12v-auto-turn-off-battery-charger/ https://electronicsarea.com/12v-auto-turn-off-battery-charger/#respond Fri, 28 Apr 2023 19:12:59 +0000 http://electronicsarea.com/?p=3701 12V Auto turn-off battery charger

This 12V auto turn-off battery charger automatically disconnects from mains to stop charging when the batteries are fully charged. It serves to charge the battery of our car, using the 120/240 VAC

The post 12V Auto turn-off battery charger first appeared on Electronics Area.

The post 12V Auto turn-off battery charger appeared first on Electronics Area.

]]> https://electronicsarea.com/12v-auto-turn-off-battery-charger/feed/ 0 Car Battery Monitor Circuit https://electronicsarea.com/car-battery-monitor-circuit/ https://electronicsarea.com/car-battery-monitor-circuit/#respond Tue, 25 Apr 2023 01:30:02 +0000 https://electronicsarea.com/?p=4066 Car Battery Monitor Circuit

This Car battery monitor circuit is very simple and very interesting. How many times have you found that the car does not start because the battery is discharged?

The post Car Battery Monitor Circuit first appeared on Electronics Area.

The post Car Battery Monitor Circuit appeared first on Electronics Area.

]]> https://electronicsarea.com/car-battery-monitor-circuit/feed/ 0 Car Battery Monitor Circuit using 4 LEDs https://electronicsarea.com/car-battery-monitor-circuit-using-4-leds/ https://electronicsarea.com/car-battery-monitor-circuit-using-4-leds/#respond Wed, 05 Oct 2022 22:19:24 +0000 http://electronicsarea.com/?p=1680 Car battery monitor circuit using 4 LEDs

This simple Car battery monitor, allow us to know the voltage of the battery at all times. To achieve this 4 leds are placed somewhere on the dash of the car. Each LED has a label indicating the battery voltage at that time.

The post Car Battery Monitor Circuit using 4 LEDs first appeared on Electronics Area.

The post Car Battery Monitor Circuit using 4 LEDs appeared first on Electronics Area.

]]> https://electronicsarea.com/car-battery-monitor-circuit-using-4-leds/feed/ 0 12V Car battery charger with SCR and Transistor https://electronicsarea.com/12v-car-battery-charger-scr-and-transistor/ https://electronicsarea.com/12v-car-battery-charger-scr-and-transistor/#respond Sat, 09 Jan 2021 19:22:50 +0000 https://electronicsarea.com/?p=6542 12V Car battery Charger with SCR and Transistor

The 12V car battery charger with SCR circuit is useful when you want to charge a lead acid car battery that for some reason was discharged

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The post 12V Car battery charger with SCR and Transistor appeared first on Electronics Area.

]]> https://electronicsarea.com/12v-car-battery-charger-scr-and-transistor/feed/ 0 Battery Charge Monitor Circuit with LM3914 IC https://electronicsarea.com/battery-charge-monitor-lm3914/ https://electronicsarea.com/battery-charge-monitor-lm3914/#respond Mon, 26 Oct 2020 20:44:07 +0000 https://electronicsarea.com/?p=6424 Battery Charge Monitor Circuit with LM3914 IC

This battery charge monitor shows, with colored LEDs, the charging process of a typical 12-volt car battery using the LM3914 Dot / Bar Display Driver.

The post Battery Charge Monitor Circuit with LM3914 IC first appeared on Electronics Area.

The post Battery Charge Monitor Circuit with LM3914 IC appeared first on Electronics Area.

]]> https://electronicsarea.com/battery-charge-monitor-lm3914/feed/ 0 Car Battery Booster circuit (Battery Booster Circuit) https://electronicsarea.com/car-battery-booster-circuit/ https://electronicsarea.com/car-battery-booster-circuit/#respond Tue, 22 Sep 2020 12:37:10 +0000 https://electronicsarea.com/?p=4038 Car Battery Booster Circuit

This Car Battery Booster Circuit, is very useful when the car battery has low charge or does not deliver the expected current to operate the starter motor.

The post Car Battery Booster circuit (Battery Booster Circuit) first appeared on Electronics Area.

The post Car Battery Booster circuit (Battery Booster Circuit) appeared first on Electronics Area.

]]> https://electronicsarea.com/car-battery-booster-circuit/feed/ 0 12 Volt Car Battery Charger with LM7815 https://electronicsarea.com/12-volt-car-battery-charger-lm7815/ https://electronicsarea.com/12-volt-car-battery-charger-lm7815/#respond Sat, 05 Sep 2020 16:49:41 +0000 https://electronicsarea.com/?p=6156 This 12 volt car battery charger is a circuit with few components that allows us to charge a common car battery. Battery charging stops when it reaches its maximum voltage.

The post 12 Volt Car Battery Charger with LM7815 first appeared on Electronics Area.

The post 12 Volt Car Battery Charger with LM7815 appeared first on Electronics Area.

]]> https://electronicsarea.com/12-volt-car-battery-charger-lm7815/feed/ 0 12V Battery Charger Auto Shutdown Circuit https://electronicsarea.com/12v-battery-charger-circuit-op-amp-volt-reg/ https://electronicsarea.com/12v-battery-charger-circuit-op-amp-volt-reg/#respond Wed, 19 Feb 2020 00:28:03 +0000 https://electronicsarea.com/?p=5900 This 12V battery charger circuit allows you to charge a 12V car battery using an LM350 voltage regulator and an LM301A operational amplifier.

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