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Class Information
Number: 323/281
Name: Electricity: power supply or regulation systems > Output level responsive > Using a three or more terminal semiconductive device as the final control device > Linearly acting > With reference voltage circuitry
Description: including a signal processing circuit between the means responsive to the output level and the final control device, the signal processing circuit including means to develop a standard voltage which is used as a reference in the signal processing circuit.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619397 |
Soft-start circuit for power regulators |
Nov. 17, 2009 |
| 7612549 |
Low drop-out regulator with fast current limit |
Nov. 3, 2009 |
| 7589505 |
Power supply with reliable voltage feedback control independent of any ground voltage difference |
Sep. 15, 2009 |
| 7579818 |
Current regulator and method therefor |
Aug. 25, 2009 |
| 7576524 |
Constant voltage generating apparatus with simple overcurrent/short-circuit protection circuit |
Aug. 18, 2009 |
| 7557550 |
Supply regulator using an output voltage and a stored energy source to generate a reference signal |
Jul. 7, 2009 |
| 7554307 |
Low dropout linear regulator having high power supply rejection and low quiescent current |
Jun. 30, 2009 |
| 7545128 |
Regulator circuit |
Jun. 9, 2009 |
| 7541787 |
Transistor drive circuit, constant voltage circuit, and method thereof using a plurality of error amplifying circuits to effectively drive a power transistor |
Jun. 2, 2009 |
| 7541797 |
Control of a DC power supply |
Jun. 2, 2009 |
| 7531995 |
Electronic device |
May. 12, 2009 |
| 7508181 |
Switching regulator capable of compensating output errors |
Mar. 24, 2009 |
| 7504814 |
Current generating apparatus and feedback-controlled system utilizing the current generating apparatus |
Mar. 17, 2009 |
| 7504809 |
Power supply and a device for providing a control voltage that is substantially equivalent to a reference voltage used by the power supply |
Mar. 17, 2009 |
| 7486064 |
Under voltage lock out circuit and method |
Feb. 3, 2009 |
| 7456619 |
Power supply circuit |
Nov. 25, 2008 |
| 7453245 |
Method and system for providing precise current regulation and limitation for a power supply |
Nov. 18, 2008 |
| 7432693 |
Low drop-out DC voltage regulator |
Oct. 7, 2008 |
| 7433249 |
Apparatus with equalizing voltage generation circuit and methods of use |
Oct. 7, 2008 |
| 7423414 |
Apparatus and method for switching regulator with compensation delay for output voltage error correction |
Sep. 9, 2008 |
| 7420359 |
Bandgap curvature correction and post-package trim implemented therewith |
Sep. 2, 2008 |
| 7408331 |
Constant voltage power supply circuit and method of controlling the same |
Aug. 5, 2008 |
| 7394307 |
Voltage regulator having reverse voltage protection and reverse current prevention |
Jul. 1, 2008 |
| 7388356 |
System and method for providing voltage regulation in a multi-voltage power system |
Jun. 17, 2008 |
| 7385378 |
Constant-voltage circuit, semiconductor device using the same, and constant-voltage outputting method providing a predetermined output voltage |
Jun. 10, 2008 |
| 7368896 |
Voltage regulator with plural error amplifiers |
May. 6, 2008 |
| 7345465 |
Two pin-based sensing of remote DC supply voltage differential using precision operational amplifier and diffused resistors |
Mar. 18, 2008 |
| 7323854 |
Zero cancellation in multiloop regulator control scheme |
Jan. 29, 2008 |
| 7315154 |
Voltage regulator |
Jan. 1, 2008 |
| 7312598 |
Capacitor free low drop out regulator |
Dec. 25, 2007 |
| 7301316 |
Stable DC current source with common-source output stage |
Nov. 27, 2007 |
| 7285942 |
Single-transistor-control low-dropout regulator |
Oct. 23, 2007 |
| 7285943 |
Method of forming a reference voltage and structure therefor |
Oct. 23, 2007 |
| 7276885 |
Apparatus and method for power sequencing for a power management unit |
Oct. 2, 2007 |
| 7256571 |
Power supply dynamic set point circuit |
Aug. 14, 2007 |
| 7253596 |
Power supply apparatus capable of supplying a stable converted voltage |
Aug. 7, 2007 |
| 7248026 |
Single-pin tracking/soft-start function with timer control |
Jul. 24, 2007 |
| 7199561 |
DC-DC converter and converter device |
Apr. 3, 2007 |
| 7199567 |
Voltage regulator output stage with low voltage MOS devices |
Apr. 3, 2007 |
| 7196504 |
Constant-voltage circuit, semiconductor device using the same, and constant-voltage outputting method |
Mar. 27, 2007 |
| 7183756 |
Current monitoring system using bi-directional current sensor |
Feb. 27, 2007 |
| 7176664 |
Method and system for providing precise current regulation and limitation for a power supply |
Feb. 13, 2007 |
| 7164997 |
Bus line current calibration |
Jan. 16, 2007 |
| 7158042 |
Voltage regulator for physically remote loads |
Jan. 2, 2007 |
| 7152010 |
Calibrating an analog-to-digital converter using a test signal with a precise DC voltage |
Dec. 19, 2006 |
| 7135842 |
Voltage regulator having improved IR drop |
Nov. 14, 2006 |
| 7129682 |
DC to DC converter producing output voltage exhibit rise and fall characteristics independent of load thereon |
Oct. 31, 2006 |
| 7126317 |
Apparatus and methods for regulated voltage |
Oct. 24, 2006 |
| 7106034 |
Voltage regulator circuit with a low quiescent current |
Sep. 12, 2006 |
| 7100059 |
Disk array system having a first and second disk control unit each having cache memory, shared memory, a plurality of power units, a plurality of hard disks, and an AC/DC power supply |
Aug. 29, 2006 |
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