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12V 5 Amp Fixed Voltage Regulator IC 78H12A Datasheet

Last Updated on June 30, 2026 by Swagatam 66 Comments

78h12a pinout diagram

The post explains the technical specifications, datasheet, and application notes of the IC 78H12A which is a voltage regulator IC capable of providing a fixed regulated 12V output at maximum 5 amp current. 5 Amp Regulator Specifications We are familiar with the popular 78XX ICs such as the 7812 IC which can produce 12V fixed voltage at […]

Filed Under: Datasheets and Components Tagged With: 12V, 78H12A, Datasheet, Fixed, Regulator, Voltage

Battery Charger Circuit using Fixed Resistors

Last Updated on May 17, 2026 by Swagatam 30 Comments

hystresist

This universal automatic battery charger circuit is extremely versatile with its functioning and can be adapted for all types of battery charging and even for solar charge controller application. Universal Battery Charger Main Features A universal battery charger circuit must have the following main features included in it: 1) Automatic battery full charge cut-off, and […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Charger, Fixed, Resistors

3 Terminal Fixed Voltage Regulators – Working and Application Circuits

Last Updated on January 2, 2024 by Swagatam 13 Comments

regulator 78XX

The popular 3 terminal fixed regulators available today are in the form of IC 7805, IC 7809, IC 7812, IC 7815, and IC 7824, which correspond to fixed voltage outputs of 5 V, 9 V, 12 V, 15V, and 24 V. These are called fixed voltage regulators since these ICs are able to produce excellent […]

Filed Under: Power Supply Circuits Tagged With: Application, Fixed, Regulators, Terminal, Voltage, Working

5V 3 Amp Fixed Voltage Regulator Circuit using IC LM123

Last Updated on December 26, 2020 by Swagatam 7 Comments

LM123pinoutdetails

In this article I have explained the main specifications, datasheet and circuit application notes of the IC LM123, LM323 which are precision 5V, 3 amp fixed voltage regulator IC. These ICs can be used for generating highly regulated 5 V output with a an impressive 3 amp current output. The maximum input to the IC […]

Filed Under: Solar Controller Circuits Tagged With: Fixed, LM123, Regulator, Voltage

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