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Voltage Regulator Circuits, Page 2
Voltage Regulators:  #'s       A      B-C      D - F      G - L      M - R      S - Z
Last Updated on: Wednesday, November 29, 2017 05:37 AM
 

 

Links to electronic circuits, electronic schematics, designs for engineers, hobbyists, students & inventors:
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A 13.8V 20A PSU - This is a Regulated DC power supply with short circuit protection and with current limiter.  (added 10/05)
A 9V 2A PSU - A simple 9 Volt 2 amp supply using a single IC regulator.  There is little to be said about this circuit. All  work is done by  regulator. The 78S09 can deliver up to 2 amps continuous output whilst maintaining a low noise and very well regulated supply. The circuit ....(added 11/05)
A Method to Determine How Much Power a SOT23 can Dissipate in an Application - Microchip Application Note Published 18-Jul-01  (app note added 2/06)
A Micropower Voltage Reference - National Semiconductor Application Note  (app note added 2/06)
A New High Efficiency Monolithic Synchronous Step-Down Regulator Works with Single or Dual Li-ION Batteries - DN201  Design Notes (Linear Technology) (app note added 1/06)
A New Production Technique for Trimming Voltage Regulators - National Semiconductor Application Note  (app note added 6/06)

A Simple Ultra-Low Dropout Regulator - DN32  Design Notes (Linear Technology) (app note added 1/06)

AC line powers microcontroller based fan speed regulator - 11/09/06 EDN-Design Ideas:  Capacitor drops voltage, decreases waste heat in line-powered controllers.....(design idea added 05/06/07)

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Active Clamp Forward Reference Design - This reference design is an active-clamp forward converter that can deliver up to 24 A of continuous current at 5 V from an input range of 35 V to 75 V. The active-clamp topology with self-driven secondary synchronous MOSFETs allows….(added 3/05)

Active Preloading Provides Sinking Capability - 01/02/97 EDN-Design Ideas:  -A simple add-on circuit enables a unipolar power supply, usually a current-sourcing circuit only, to sink current from a load.....(design idea added 3/03)

Added components improve switching regulator stability - 09/29/05 EDN -Design Ideas.....(design idea added 11/05)  This Design Idea shows how adding one or two passive parts can reduce a hysteretic constant-on-time switched-mode voltage regulator's output voltage ripple and reduce its susceptibility to variations in external load capacitance and ESR (equivalent series resistance). The regulator operates much....

Adjustable 3Terminal Regulator for LowCost Battery Charging Systems - National Semiconductor Application Notes, 28-Jun-1996/ (app note added 3/03)

Adjustable Power Supply (Aaron Cake) - well filtered variable1.2-30 volts at5 amps using LM338K (added 5/02)

Adjustable Power Supply using LM317 - voltage regulator for1.2V to35-Volt output voltages and up to1A load (added 5/02)

Alarm Power Supply With Battery Back-up - This Power Supply is suitable for the Modular Burglar Alarm. However, it has other applications. It is designed to provide an output of 12-volts, with a current of up to 1-amp. In the event of mains failure, the back-up battery takes over automatically.....(circuit design added 08/08/08)

Amperage Booster for 78xx's - Volt regulators such as the LM708, and LM317 series (and others) sometimes need to provide a little bit more current then they actually can handle.  If that is the case, this little circuit can help out.  A power transistor such as the 2N3772 or similar can be used (See the project on the 3-part variable power supply).….(Tony van Roon's electronic schematic / circuit added 08/09)

AN-103: LM340 Series Three Terminal Positive Regulators - National Semiconductor Application Note  (app note added 2/06)

AN-1118:Simple Regulator Provides ±12V from 5V Source - National Semiconductor Application Note  (app note added 2/06)

AN-1378: Method for Calculating Output Voltage Tolerances in Adjustable Regulators - National Semiconductor Application Note  (app note added 2/06)

AN-161: Application Note 161 IC Voltage Reference has 1 ppm per Degree Drift - National Semiconductor Application Note  (app note added 2/06)

AN-178: Applications for an Adjustable IC Power Regulator - National Semiconductor Application Note  (app note added 2/06)

AN-18: Thermometer Applications of the REF-02 - AN-18 Analog Devices Application Note  (app note added 2/06) 

AN-181: 3-Terminal Regulator is Adjustable - National Semiconductor Application Note  (app note added 2/06)

AN-182: Improving Power Supply Reliability with IC Power Regulators - National Semiconductor Application Note  (app note added 2/06)

AN-21: 4-20 mA Digital-to-Process Current Transmitter - AN-21 Analog Devices Application Note  (app note added 2/06)  Describes a 3 I.C. Digital to 4-20 mA Current Output Circuit (DAC08, REF01 and OP221)

AN-214: Ground Rules for High Speed Circuits - AN-214 Analog Devices Application Note  (app note added 2/06)  Layout and Wiring Are Critical in Video Converter Circuits.

AN-23: The LM105-An Improved Positive Regulator - National Semiconductor Application Note  (app note added 2/06)

AN28 the ZLDO Series of Low Dropout Voltage Regulators - Zetec Semiconductors  Applications Notes The ZLDO series of regulators provide  lowest dropout voltage currently available in ir class. Application examples covering dropout and or important features of  series are discussed.   (app note added 2/06)

AN-347: Shielding and Guarding - AN-347 Analog Devices Application Note  (app note added 2/06)  How to Exclude Interference-Type Noise. What to do and Why to do it-A Rational Approach

AN-348: Avoiding Passive-Component Pitfalls - AN-348 Analog Devices Application Note  (app note added 2/06)  The Wrong Passive Component Can Derail Even  Best Op Amp or Data Converter. Here Are Some Basic Traps to Watch For.

AN-349: Keys to Longer Life for CMOS - AN-349 Analog Devices Application Notes  (app note added 09/08) Here's How CMOS Can be Protected Against Abuse

AN-56: 1.2 Volt Reference - National Semiconductor Application Note  (app note added 2/06)

AN-711: LM78S40 Switching Voltage Regulator Applications - National Semiconductor Application Note  (app note added 2/06)

AN-713: The Effect of Long-Term Drift on Voltage References - AN-713 Analog Devices Application Note  (app note added 2/06) 

AN-715: LM385 Feedback Provides Regulator Isolation - National Semiconductor Application Note  (app note added 2/06)

AN792: A Method to Determine How Much Power a SOT23 can Dissipate in an Application - Microchip Application Note Published 18-Jul-01  (app note added 2/06)

AN860: RFRXD0420 ASK Receiver Reference Design - Microchip Application Note Published 27-Dec-02  (app note added 2/06)

Applications for an Adjustable IC Power Regulator - National Semiconductor Application Note 04-Nov-1995/ (app note added 3/03)

Automatic Local Sensing Improves Regulation - 1/04/96 EDN-Design Ideas:  (design idea added 3/03)

Autoreferencing circuit nulls out Sensorerrors - 01/24/02 EDN-Design Ideas:  The auto referencing circuit in Figure 1 nulls out  error of a sensor, such as a pressure transducer, at its reference level-for example, at ambient pressure. The circuit is an analog-digital-feedback control system that uses a digitally programmable potentiometer to provide  variability.....(design idea added 02/05)

Avoiding Passive-Component Pitfalls - AN-348 Analog Devices Application Note  (app note added 2/06)  The Wrong Passive Component Can Derail Even  Best Op Amp or Data Converter. Here Are Some Basic Traps to Watch For.

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Voltage Regulators:  #'s       A      B-C      D - F      G - L      M - R      S - Z
 


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