L165 symmetrical power supply

L165 Symmetrical Power Supply

Received by Email - 03/14/09

The compact 5 pin L165 IC general a stabilized symmetrical power supply from a single asymmetrical power supply. [...]

TDA2003 6V to 12V Voltage Converter

Received by Email - 03/14/09

This 6V to 12V voltage converter circuit is made with an IC from SGS with several additional components. [...]

Automatic NiCd Battery Charger Circuit

Received by Email - 03/14/09

This circuit is an alternative to expensive battery chargers, the trick to lower the cost is to buy [...]
dc converter schematic

10-16V DC to 18-30V DC Converter

Received by Email - 03/06/09

This dc to dc converter raise a dc voltage at almost a double value and is useful for [...]
battery charger monitor

Lead-Acid Battery Charger Monitor

P. Marian - 02/05/09

As per manufacturer’s data sheets, a 12V rechargeable lead-acid battery should be operated within 10.1V and 13.8V. When [...]
dc power controller

PWM DC Power Controller

P. Marian - 01/31/09

This DC power supply controller is controlled by pulse width modulation PWM, generated by the circuit around timer [...]
dual mode battery charger

Dual Mode Battery Charger

P. Marian - 01/31/09

There are two main types of battery charger - constant voltage and constant current. Both have their advantages [...]

0.1V to 50V Variable Power Supply

Received by Email - 01/21/09

This power supply circuit is highly stabilized that its output voltage will drop only 0.005% even though the [...]
dc regulator circuit schematic

DC Voltage Regulator Circuit

Received by Email - 01/18/09

This circuit regulates a DC power output. It has a very wide application range. It can be used [...]

3 Volts Car Adapter Circuit

P. Marian - 11/29/08

This 3 volts Car Adapter circuit is based on a standard LT1074CT switching regulator IC. The schematic shows [...]
nicad battery charger schematic

NiCd Battery Charger Circuit

Received by Email - 10/05/08

This NiCd baterry charger circuit schematic can charge 6 volts as well as 12 volts NiCad batteries. It [...]
stabilized power supply circuit schematic

Stabilized Adjustable Power Supply 0-15V/5A

Received by Email - 04/27/08

This regulated power supply can be adjusted between a few volts and 15V with P1 and with P2 [...]
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