NiCad battery charger circuit
#NiCad
#battery charger
#rechargeable
#charging circuit
#voltage regulator
#current control
#power management
#energy storage
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Multifunction appliance protection circuit diagram
The circuit consists of a DC voltage regulator, a delay circuit, and protection mechanisms for overvoltage and undervoltage. It utilizes the LM7812 integrated voltage regulator to provide a stable 12V output. The protection circuit samples voltage using R2 and potentiometer...
0-30 VDC Stabilized power supply with current control 0.002-3 A
This is a high quality power supply with a continuously variable stabilised output adjustable at any value between 0 and 30VDC. The circuit also incorporates an electronic output current limiter that effectively controls the output current from a few milliamperes...
Logic PSU with Overvoltage Protection
The 5 volt regulated power supply for TTL and 74LS series integrated circuits has to be very precise and tolerant of voltage transients. These ICs are easily damaged by short voltage spikes. A fuse will blow when its current rating...
ISL62391
The ISL62391 controller generates supply voltage for battery-powered systems. It includes two pulse-width modulation (PWM) controllers, adjustable from 0.6V to 5.5V, and a linear regulator (LDO3) that generates a fixed 3.3V and can deliver up to 100mA. The ISL62391 includes...
DIY Satellite Finder Circuit
A circuit has been identified that integrates a voltage regulator and filter to isolate the voltage supplied by the receiver for powering an operational amplifier (op-amp) that drives a meter. Additionally, the circuit isolates the carrier frequency from the satellite,...
Stand-by Battery Charger
This simple circuit will find many applications as a battery eliminator for low power requirements. It consists of a transformer, a bridge rectifier and an electrolytic capacitor followed by a zener controlled series pass transistor. The output is stabilized at...
5V power supply using 7805 IC with circuit diagram
A 5V power supply using IC 7805 is designed and explained with a neat circuit diagram.
The circuit for a 5V power supply utilizing the IC 7805 voltage regulator is a straightforward and efficient design that provides a stable output voltage...
12 Volt 30 Amp PSU
Using a single 7812 IC voltage regulator and multiple outboard pass transistors, this power supply can deliver output load currents of up to 30 amps. The input transformer is likely to be the most expensive part of the entire project....
Logic PSU With Over-Voltage Protection
A simple 5 Volt regulated power supply unit (PSU) featuring overvoltage protection. This 5 Volt regulated power supply is designed for TTL and 74LS series integrated circuits.
The 5 Volt regulated power supply unit is an essential component in electronic designs...