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Power Supply

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Top resources

Resource icon crutschow
Accurate, Adjustable SCR Crowbar Circuit For Overvoltage Protection Using TL431 Reference
TL431 provides accurate, adjustable voltage crowbar function for circuit overvoltage protection
5.00 star(s) 3 ratings
Updated
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Paralleled LM317 Circuit Has Excellent Stability/Load Regulation
Paralleling LM317 regulators for higher current, using TL431 reference for excellent performance
5.00 star(s) 2 ratings
Updated
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Simple & Inexpensive Ideal-Diode MOSFET Circuits 2017-09-19
Good for low-drop diode applications, such as blocking battery back-charging or brownout protection
4.50 star(s) 2 ratings
Updated
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LM317 Adjustable 20V, 1.5A Supply with Simple SMPS Tracking Preregulator 2015-04-14
LM317 supply with switching tracking prereg for good efficiency and minimal heat sink requirements.
5.00 star(s) 1 ratings
Updated
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"The Scavenger" A Joule Thief inspired Boost regulator. 2013-06-19
Presented here is a significant step forward in simple, cheep, and efficient boost converter design
5.00 star(s) 1 ratings
Updated
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How to make a variable step-down DC to DC converter using TPS54331
switching dc to dc converter
5.00 star(s) 1 ratings
Updated
Resource icon ronv
Swinear Power Supply 2014-01-16
Higher power linear regulator
4.00 star(s) 1 ratings
Updated
Resource icon crutschow
Lead-Acid Battery Charger, 12V 6A, Using Hysteretic SMPS Circuit With Auto Float- Charge 2018-04-09
Simple, efficient, lead-acid battery charger auto switches from CC to CV mode
0.00 star(s) 0 ratings
Updated
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Low-Dropout CC/CV 12V Lead-Acid Battery Charger With Auto Trickle-Charge 2018-03-11
Minimal circuit for auto CC/CV charging. Option allows pot adjustment of charge current.
0.00 star(s) 0 ratings
Updated
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Low Drop, High-Side Sense Current Limiter Adjusts to Zero 2018-03-08
Two simple high-side sense current limit circuits adjust to zero current and have low voltage drop
0.00 star(s) 0 ratings
Updated
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Simple 15V, 1.5A, CC/CV Bench Power Supply Circuit - (With Optional Laptop Charger Source) 2018-02-05
Inexpensive, single regulator IC power supply with I and V adj. to zero, includes I & T monitors
0.00 star(s) 0 ratings
Updated
Resource icon crutschow
LM317 CC/CV 12V Lead-Acid Battery Charger With Automatic Trickle Charge 2017-06-18
Lead-acid battery charger starts with constant-current and ends with constant-voltage trickle charge
0.00 star(s) 0 ratings
Updated
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Triple Output Tracking Power Supply Uses Standard 3-Terminal Regulators, Adjusts to Zero Out 2017-03-09
Single +output plus dual +/- tracking output supply using common 3-terminal regulators goes to 0V.
0.00 star(s) 0 ratings
Updated
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Efficient MOSFET Bridge Rectifier for Resistive Loads, Or Input Power Auto Polarity Gating 2017-03-07
MOSFET bridge for efficient resistive load rectification, or indifference to input power polarity.
0.00 star(s) 0 ratings
Updated
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PWM Voltage Control Of Standard Linear IC Regulators 2017-02-13
PWM allows easy control of linear regulator output voltage for μP based power supplies
0.00 star(s) 0 ratings
Updated
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Simple, Efficient, Inexpensive, High-Power LED Constant-Current Switching Supply 2017-01-25
Constant-current hysteretic buck regulator supply for high power LEDs, efficiency of 90%
0.00 star(s) 0 ratings
Updated
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MOSFET Bridge Rectifier With Low Forward Drop, Works With Capacitive Output 2017-01-16
MOSFET Bridge Rectifier gives high efficiency for low voltage, high current AC-DC supplies
0.00 star(s) 0 ratings
Updated
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LINEAR POWER SUPPLIES: THEORY & CIRCUITS 2017-01-10
Linear power supply core theory plus circuits that can be adapted to suit your application
0.00 star(s) 0 ratings
Updated
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Precision Micropower Battery Cut-off Circuit 2016-11-23
Simple micropowr circuit to protect batteries from under voltage
0.00 star(s) 0 ratings
Updated
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Standard Three Terminal Regulator Adjusts Down to Zero Volts 2016-11-20
A simple circuit to get down to zero volts with a standard three terminal regulator
0.00 star(s) 0 ratings
Updated

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