LM317 Voltage Drop (IN>Out) Vs Efficiency - All About Circuits
Jan 17, 2009 · Hi Rardi, Sadly, the LM317 is not very energy efficient. It makes for a very simple solution for linear current or voltage regulators, but it is actually very wasteful in terms of power efficiency. If …
LM317 - LM338, big voltage drop under load - All About Circuits
May 30, 2020 · LM317 and LM338 are easy to use and pretty straightforward devices for voltage regulation. LM338 is said to be able to supply 5A and LM317 more than 1A current. Just as an …
Alternative Transistors for LM317 High Current Voltage Regulator ...
Jun 20, 2017 · Hi, I am referring the below circuit diagram to make a High Current Linear Voltage Regulator circuit. This circuit is given in LM317's datasheet. I need...
Creating a high current LM317 regulator - All About Circuits
Feb 25, 2015 · To keep the voltage from rising above 13.8 volts I used an LM317 regulator circuit. I found the circuit design on a renewable energy web site in the U.K. This is the circuit that I used. It …
What am I doing wrong with the lm317? - All About Circuits
Jan 3, 2023 · Hello. I have a very frustrating problem. Im using the lm317 voltage regulator to add adjustability to a fixed output power supply. I have used the lm317 numerous times over the years …
LM317 vs LM350 vs LM338 - All About Circuits
Aug 23, 2011 · Hello, I'm a first time poster, occasional lurker. Done some maths on the LM317,350 and 338 to drive LEDs, was wondering how close to the ball park I am or if I'm wayyyyyy out. I have …
Add component to LTSpice - All About Circuits
Apr 8, 2010 · Here is the Spice model I used for the LM317. Code: *LM317 TI voltage regulator - pin order: In, Adj, Out *TI adjustable voltage regulator pkg:TO-3 .SUBCKT LM317 1 2 ...
LM317 LDO design excercise - All About Circuits
Nov 20, 2025 · The LM317 in normal regulator operation, is designed to maintain the Out pin voltage at a value of Vref (1.25V) greater than the ADJ pin voltage, no matter the external configuration. Thus …
LM317 Voltage Regulator Adjustable on MultiSim! - All About Circuits
Dec 8, 2016 · Hey guys! Any of you knows where can i find the LM317 ADJUSTABLE Voltage Regulator for multisim? It would be very appreciated.
LM317 battery-charger circuit - All About Circuits
Jun 9, 2018 · Hi! I would like to find battery charger design with li-po. Looking at the data sheet to use the LM317, the expression for the basic formula and the battery-charger circuit is confusing. I would …