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Regulator Circuits, Page 5
Regulators:  #'s      A      B - C      D - H      I - L      M - Q      R - S      T - Z

Last Updated on: Friday, June 04, 2021 01:53 PM


Links to electronic circuits, electronic schematics and designs for engineers, hobbyists, students & inventors:

 
Increasing Regulator Current -  An outboard pass transistor used to increase the current output of a voltage regulator IC….(added 01/2010) [Andy Collison - designer]
 
 
Interference Free Switch Mode Pre-Regulator - I created this circuit to fix an overheating problem with a small Chinese-made stereo set. This simple solution to a perplexing problem worked so well that I felt the need to share it. This circuit can be used for other applications as well. [Designed by Andrew R. Morris]
 
 
 
LED Clock with Timer & Solar Panel Regulator -  This is a combination digital clock timer and solar panel charge controller used to maintain a deep cycle battery from a solar panel. The timer output is used to control a 12 volt load for a 32 minute time interval each day. Start time is set using 9 dip switches and ends 32 minutes later. The 32 minute duration is set by selecting the 5th bit (2^5 = 32) of a 4040 binary counter (pin 2). The timer also has a manual toggle switch so the load can be manually switched on or off and automatically shuts off after 32 minutes....
LED Current Regulator - Here is a circuit that will allow LED's to glow at a constant brightness throughout battery life or varying power supply voltage.  This circuits is capable of saturating, allowing the battery voltage to get within 0.3 volts of the LED voltage before the LEDs start to dim.  This is far superior to just using a current limiting resistor. [Designed by Andrew R. Morris]
 
Linear Technology Magazine Circuit Collection Vol 1 -  AN52 Linear TechnologyThis application note consolidates the circuits from the first few years of Linear Technology magazine into one publication. Presented in the note are a variety of circuits ranging from a 50W high efficiency (>90%) switching regulator to steep roll-off filter with low distortion to 12-bit differential temperature measurement systems.
Linear Technology Magazine Circuit Collection Volume IV -  AN84 Linear Technology Application Note 84 is a collection of "power circuits" from the years 1996 through 1998 as seen in the pages of Linear Technology magazine.  This Application Note collects circuits that can output tens of amps to circuits that can operate a handheld device for several years. In addition....(app note added 1/06)
 
LM267X 3A 5A Evaluation Board -  The LM267X evaluation board was developed for the evaluation of LM267X SIMPLE SWITCHER series of 3 Amp and 5 Amp high efficiency step-down (Buck) switching voltage regulators.  (app note added 3/05)
LM2940 12V 1A Low Dropout Regulator -  Find out how to use an LM2940 to efficiently regulate voltage…. [REUK - Renewable Energy UK website]
LM2941 1A Low Dropout Adjustable Regulator -  Find out about the LM2941 - an adjustable regulator with very low dropout voltage…. [REUK - Renewable Energy UK website]
LM317 Current Calculator -  A handy online output current calculator for the LM317, LM338, and other linear voltage regulators…. [REUK - Renewable Energy UK website]
LM317 High Current Voltage Regulator -  Find out how to build an LM317T based high current voltage regulator…. [REUK - Renewable Energy UK website]
LM317 Voltage Calculator -  A handy online output voltage calculator for the LM317, LM338, and other linear voltage regulators…. [REUK - Renewable Energy UK website]
LM317T Heatsinking -  Choosing a heatsink for use with an LM317T voltage regulator…. [REUK - Renewable Energy UK website]
LM317T Voltage Regulator Chip -  Learn about the LM317T and its uses in renewable energy projects…. [REUK - Renewable Energy UK website]
 
 
Low Noise Varactor Biasing with Switching Regulator -  AN85 Linear Technology Telecommunication, satellite links and set-top boxes all require tuning a high frequency oscillation. The actual tuning element, a varactor diode, requires high voltage bias for operation. The high voltage bias must be free of noise to prevent unwanted oscillator outputs....(app note added 1/06)
 
Low-Cost Switcher Converts 5 to 24V -  02/16/98 EDN-Design Ideas.... Low-cost, three-transistor low power boost switching regulator.... [Design Idea by Paul C Florian, Plano, TX]
Low-dropout linear regulators deliver constant-currents -  11-May-06 Issue of EDN  High-side current source uses a positive-output linear voltage regulator to deliver 25 mA.... [Design Idea by Budge Ing, Maxim Integrated Products Inc, Sunnyvale, CA; Edited by Brad Thompson and Fran Granville]
LT1074/LT1076 Design Manual -  AN44 Linear TechnologyThis note discusses the use of the LT107)4 and LT107)6 high efficiency switching regulators. These regulators are specifically designed for ease of use.  This application note is intended to eliminate the most common errors that customers make when using switching regulators....(app note added 2/06)
LT1339 Design Manual -  AN73 Linear TechnologyThis application note contains detailed design information to allow the reader to craft switching regulators using the LT1339 high power synchronous DC/DC converter. The note provides expanded pin descriptions for the LT1339 as well as easy-to-use graphical tools....(app note added 1/06)
LT1534 UltraLow Noise Switching Regulator Controls EMI -  DN178  Design Notes (Linear Technology) (app note added 2/06)
LT1580 Fast Response Low Dropout Regulator Achieves 0.4 Dropout at 4 Amps -  DN119  Design Notes (Linear Technology) (app note added 2/06)
LT1777 High Voltage Low Noise Buck Switching Regulator -  DN212  Design Notes (Linear Technology) (app note added 1/06)
LTC1267 Dual Switching Regulator Controller Operates from High Input Voltages -  DN114  Design Notes (Linear Technology) (app note added 1/06)
LTC1436-PLL Low Noise Switching Regulator Helps Control EMI -  DN141  Design Notes (Linear Technology) (app note added 1/06)
LTC1474/LTC1475 High Efficiency Switching Regulators Draw Only 10µA Supply Current -  DN162  Design Notes (Linear Technology) (app note added 1/06)
LTC1702/LTC1703 Switching Regulator Controllers Set a New Standard for Transient Response -  DN206  Design Notes (Linear Technology) (app note added 1/06)
Regulators:  #'s      A      B - C      D - H      I - L      M - Q      R - S      T - Z

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