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LM317 VARIABLE POWER SUPPLY circuit – Circuit Schematic
LM317 VARIABLE POWER SUPPLY circuit
A truly timeless circuit. LM317 is a versatile and highly efficient 1.2-37V voltage regulator that can provide up to 1.5A of current with a large heat sink. It`...
A TREAD sized regulator – Circuit Schematic
A TREAD sized regulator
The size of the tread was 5cm by 3cm. My design, at the moment is 5cm by 3. 3cm. The basis of the regulator is taken from Walt Jung`s 1997 article Regulator Exc...
mosfet voltage regulator – Circuit Schematic
mosfet voltage regulator
It can be simplified and you can leave out short-circuit protection if you wish. This circuit is a Mosfet-based linear voltage regulator with a voltage drop of ...
Schematic for voltage regulation via lm317 – Circuit Schematic
Schematic for voltage regulation via lm317
A simple lab-psu using the lm317, based on the first schematic. to prevent damages to my dmm when measuring mA, i`d like to include a switchable current limiter...
LM317T Voltage Regulator with Pass Transistor – Circuit Schematic
LM317T Voltage Regulator with Pass Transistor
The LM317T output current can be increased by using an additional power transistor to share a portion of the total current. The amount of current sharing is est...
LM317T Variable Voltage Regulator – Circuit Schematic
LM317T Variable Voltage Regulator
The LM317T is a adjustable 3 terminal positive voltage regulator capable of supplying in excess of 1. 5 amps over an output range of 1. 25 to 37 volts. The devi...
Regulated 12 Volt Supply – Circuit Schematic
Regulated 12 Volt Supply
This circuit above uses a 13 volt zener diode, D2 which provides the voltage regulation. Aprroximately 0. 7 Volts are dropped across the transistors b-e junctio...
An Efficient Low-Power Arduino Switching Voltage Regulator – Circuit Schematic
An Efficient Low-Power Arduino Switching Voltage Regulator
The voltage regulator built onto the Arduino Uno is a linear-type regulator and is horribly inefficient. If you are running the ATmega238 at 5V using a 9 V batt...
Adjustable voltage with adjustable current limit circuit – Circuit Schematic
Adjustable voltage with adjustable current limit circuit
This site is primarily for me to collect together things that I find useful that I don`t want to forget but occasionally I may put together some pages that othe...
power supply design 5v 7805 voltage regulator – Circuit Schematic
power supply design 5v 7805 voltage regulator
For making a power supply designing‚ of each and every component is essential. ‚Here I`m going to discuss the designing of ‚regulated 5V Power Supply. NOT...
DC Voltage Regulator Circuit – Circuit Schematic
DC Voltage Regulator Circuit
This circuit regulates a DC power output. It has a very wide application range. It can be used to control the speed of a motor, a pump, a toy train, the brightn...
78XX Voltage Regulator Extension – Circuit Schematic
78XX Voltage Regulator Extension
With this voltage regulator extension circuit you can increase the output current up to 10 A. T1 power transistor has a resistor in the emitter and thus th.....
Adjustable Voltage Regulator with TDA2030 – Circuit Schematic
Adjustable Voltage Regulator with TDA2030
This Adjustable Voltage Regulator is made by combining a common 78L05 with an integrated audio amplifier of the type TDA2030, an adjustable voltage regulat.....
3 Volts Car Adapter Circuit – Circuit Schematic
3 Volts Car Adapter Circuit
This 3 volts Car Adapter circuit is based on a standard LT1074CT switching regulator IC. The schematic shows the LT1074CT used as a positive step-down or �...
3 Ampere LM7805 Voltage Regulator – Circuit Schematic
3 Ampere LM7805 Voltage Regulator
Voltage regulator IC`s, with 3 pins, from LM7805 and LM7812 series are excellent for usage in voltage regulator circuits. If you need higher currents, up t.....
120v to 3.7v circuit – Circuit Schematic
120v to 3.7v circuit
Oh, one thing I forgot to mention about the battery ""circuit"" I attempted to salvage the circuit and put it inline with the new battery,.....
L200 Power Supply Regulator With sense Lines – Circuit Schematic
L200 Power Supply Regulator With sense Lines
L200 Power Supply Regulator There are applications in which it is important for the supply voltage to be largely independent of the level of the.....
NCP571 low power regulator – Circuit Schematic
NCP571 low power regulator
In some electronic projects you will need an unusual regulated voltage, unusual, because the voltage required is very small and you can not use zenner diodes or...
LM317HV variable high current variable power supply – Circuit Schematic
LM317HV variable high current variable power supply
LM317HV adjustable regulator is capable of supplying in excess of 1. 5A over a 1. 2V to 57V output range. The design of these high current power supply is very ...
3.3V and 5V DC DC converter circuit design using LT3692 DC converter dual tracking regulator – Circuit Schematic
3.3V and 5V DC DC converter circuit design using LT3692 DC converter dual tracking regulator
Using the LT3692 dual current mode PWM step-down DC DC converter circuit with two internal 3. 5A switches can be designed a very simple power supply circuit, th...