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| 2009-12-09 |
Stability in high-speed linear LDO regulators |
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In today's world of high speed, high power processors, there is a great demand put on the design of the power supply for these devices. There is the need for regulation down to low voltages with large currents that must have response times in the microseconds for changing loads. |
| 2009-11-27 |
Understanding the limits range of linear regulators |
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Engineers like low dropout (LDO) linear regulators for their simplicity, ease-of-use, low price and low-noise characteristics. A typical linear regulator requires only a couple of external capacitors and resistors to fully implement a DC/DC converter |
| 2009-07-20 |
Use linear regulators to provide constant current |
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Learn how to use linear voltage regulators to produce a constant current source |
| 2008-12-12 |
Ease start-up with LDOs |
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Read about LP38851, LP38852, and LP38853 adjustable LDO linear regulators with nominal current levels of 800mA, 1.5A, and 3A |
| 2008-12-11 |
Simultaneous power-down sequencing with TPS74x01 |
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Learn how to implement simultaneous sequencing on power up/down with TPS74x01 linear regulators |
| 2008-12-08 |
Understand linear voltage regulators |
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Read about a circuit that may help move heat from the regulator chip to a transistor on a heat sink. |
| 2008-12-05 |
Minimise LDOs' load-transient response |
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Low-dropout linear regulators are commonly used to provide power to low-voltage digital circuits, where point-of-load regulation is important |
| 2008-10-29 |
Power supply ripple rejection in linear regulators |
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Read about the key application-oriented parameters of a linear regulator—Power Supply Ripple Rejection and output noise |
| 2008-08-22 |
EMC tests and PCB guidelines for automotive linear regulators |
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Linear regulators supply several types of loads including MCU, one of the key devices in automotive apps |
| 2008-08-06 |
Integrate switching DC-DC supplies with inductor multipliers |
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Fully integrated switching supplies with inductor multipliers can be as user-friendly as linear regulators |
| 2007-11-05 |
Understanding non-linear slope-compensation: a graphical analysis (1 |
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Here's an intuitive, non-mathematical look at nonlinear slope compensation in current-mode buck regulators and the benefits it provides in securing stable operation across the regulator's operating voltage range |
| 2006-06-03 |
Linear regulators vs. switchers for automotive apps |
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The venerable LDO regulator has plenty of life left in it. This article details how, where, and why to use them with plenty of evidence and examples along the way. |
| 2005-06-10 |
Soft-start circuits for LDO linear regulators |
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This app note discusses two methods of slew-rate limiting a linear regulator's output voltage rise time and, consequently, limiting its in-rush current at startup |
| 2004-11-01 |
Power management trends in 3G cellphones |
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Manufacturers are now adopting switching regulators over the simpler, but less efficient, linear low-dropout regulators in 3G cellphones |
| 2003-09-12 |
Stability and transient analysis of the Miller-compensated linear regulators on the ADP3178 |
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Stability and transient analysis of the Miller-compensated linear regulators on the ADP3178 |
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