TPS7A24 – 8V tolerant, 2-µA IQ, 200-mA low-dropout (LDO) linear voltage regulator
https://www.electronics-lab.com/tps7a24-8v-tolerant-2-%c2%b5a-iq-200-ma-low-dropout-ldo-linear-voltage-regulator/
The TPS7A24 low-dropout (LDO) linear voltage regulator supports a 2.4-V to 18-V input voltage range with ultra-low quiescent current (IQ). These features help modern appliances meet increasingly stringent energy requirements and help extend battery life in portable-power solutions. The TPS7A24 is available in both fixed and adjustable versions. The fixed-voltage version eliminates external resistors and […]
ATL431LI High-Bandwidth, Low IQ Programmable Shunt Regulator
https://www.electronics-lab.com/atl431li-high-bandwidth-low-iq-programmable-shunt-regulator/
Texas Instruments’ regulator features active output circuitry making it an excellent Zener diode replacement in many applications. Texas Instruments’ ATL431LI device is a three-terminal adjustable shunt regulator with specified thermal stability over applicable automotive, commercial, and military temperature ranges. The output voltage can be set to any value between VREF (approximately 2.5 V) and 36 V, with […]
ST730 – 300 mA, 28 V LDO, with 5 µA quiescent current
https://www.electronics-lab.com/st730-300-ma-28-v-ldo-5-%c2%b5a-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 modules remain permanently turned on. The ST730 embeds protection functions, such as current […]
5 Buck Regulators with Low Iq
https://www.electronics-lab.com/5-buck-regulators-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 chip will use. For buck-regulator chips, improved processes have reduced […]
New integrated point-of-load regulator increases efficiency for high-density applications
https://www.electronics-lab.com/new-integrated-point-load-regulator-increases-efficiency-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, datacom, telecom base stations, server and enterprise storage. The voltage regulator can operate from an input […]
Low Dropout (LDO) Linear Regulators Selection Guide from Analog Devices [PDF]
https://www.electronics-lab.com/low-dropout-ldo-linear-regulators-selection-guide-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 to 80 V. Output currents range from 100 mA to 10 […]
Ultra-low quiescent LDO extends battery life for sensors and portable designs
https://www.electronics-lab.com/ultra-low-quiescent-ldo-extends-battery-life-sensors-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 (MCP1812) low dropout (LDO) linear regulators that […]
3A Ultra-Small and Ultra-Low Noise Step Down Power Module
https://www.electronics-lab.com/3a-ultra-small-ultra-low-noise-step-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 continuous conduction mode (CCM) and has a voltage ripple under 10mV […]
LT3094, −20V, 500mA, Ultralow Noise, Ultrahigh PSRR Negative Linear Regulator
https://www.electronics-lab.com/lt3094-%e2%88%9220v-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 integrated output noise (10Hz to 100kHz), providing the quietest environment for precision measurements of low level signals. The LT3094 […]
Constant-on-time buck-boost regulator converts a positive input to a negative output
https://www.electronics-lab.com/constant-time-buck-boost-regulator-converts-positive-input-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. Figure 1 shows a simplified buck regulator that operates in continuous-conduction mode—that […]