ST730 – 300 mA, 28 V LDO, with 5 µA quiescent current
IC

ST730 – 300 mA, 28 V LDO, with 5 µA quiescent current

ST Microelectronics' ST730 is a 300 mA LDO regulator designed to be used in several medium voltage applications. Ultra-low quiescent current of 5 µA makes it suitable for applications permanently connected to power supply and battery. This feature is also useful when electronic...

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5 Buck Regulators with Low Iq
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5 Buck Regulators with Low Iq

Low quiescent current, also called supply current, might be an important spec for your power-supply design.. by Paul Rako @ electronicdesign.com Quiescent current is the current that a chip needs to operate even if it’s not delivering power. It’s the bare minimum supply current the...

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New integrated point-of-load regulator increases efficiency for high-density applications
IC

New integrated point-of-load regulator increases efficiency for high-density applications

Infineon Technologies introduces the new OptiMOS™ IR3826(A)M integrated point-of-load DC-DC voltage regulator. It is a fully integrated and highly efficient device in two versions (IR3826AM for 16 A and IR3826M for 23 A) for applications such as netcom router and switches,...

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Low Dropout (LDO) Linear Regulators Selection Guide from Analog Devices [PDF]
IC

Low Dropout (LDO) Linear Regulators Selection Guide from Analog Devices [PDF]

Analog Devices’ Power by Linear™ product group produces a broad line of high performance low dropout (LDO) linear regulators. These LDOs offer very low dropout, fast transient response, excellent line and load regulation, and feature a very wide input voltage range from 0.9 V...

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Ultra-low quiescent LDO extends battery life for sensors and portable designs
IC

Ultra-low quiescent LDO extends battery life for sensors and portable designs

With ultra-low quiescent current of 250 nA, the MCP1811 enables battery life which is four-times longer than conventional ultra-low Iq LDO regulators. Compact packages down to 1 x 1 mm also help the MCP1811 to minimise board space. The MCP1811/12 devices are 150 mA (MCP1811) and 300 mA...

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3A Ultra-Small and Ultra-Low Noise Step Down Power Module
IC

3A Ultra-Small and Ultra-Low Noise Step Down Power Module

The MPM3833C from Monolithic Power Systems, Inc is a step-down module converter with built-in power MOSFETs and inductor. The MPM3833C achieves 3A of continuous output current from a 2.75V to 6V input voltage with excellent load and line regulation. The MPM3833C works in forced...

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LT3094, −20V, 500mA, Ultralow Noise, Ultrahigh PSRR Negative Linear Regulator
IC

LT3094, −20V, 500mA, Ultralow Noise, Ultrahigh PSRR Negative Linear Regulator

Analog Devices announces the Power by Linear LT3094, an ultralow noise, ultrahigh power supply ripple rejection (PSRR), low dropout voltage, 500mA negative linear regulator that targets applications requiring the lowest noise performance. It features industry-leading 0.8µVRMS...

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Constant-on-time buck-boost regulator converts a positive input to a negative output
Power supply

Constant-on-time buck-boost regulator converts a positive input to a negative output

This is a LM5010 buck-boost regulator able to convert a positive input ranging from 10-50Vdc to -12V output. by Robert Bell @ www.edn.com Buck regulators find wide application as step-down regulators for converting large positive input voltages into a smaller positive output voltages....

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