2-3A, 42-Vin Silent Switcher offers low-EMI regulation
https://www.electronics-lab.com/2-3a-42-vin-silent-switcher-offers-low-emi-regulation/
LT8609S is a 2A (3A Peak), 42V input synchronous step-down switching regulator. The synchronous step-down Silent Switcher 2 Delivers 93% efficiency at 2 MHz with ultralow EMI/EMC emissions. By Graham Prophet @ eedesignnewseurope.com: The LT8609S design reduces EMI/EMC emissions due to very well controlled switching edges, its internal construction with an integral ground plane and […]
2.7V to 38V/500 mA low noise buck-boost charge pump
https://www.electronics-lab.com/2-7v-38v500-ma-low-noise-buck-boost-charge-pump/
Graham Prophet @ eedesignnewseurope.com discuss about Linear’s low noise buck-boost converter LTC3246, able to produce 3.3V, 5V or ADJ regulated with an input range of 2.7V to 38V : LTC3246 is a low noise buck-boost charge pump with integrated watchdog timer capable of up to 500 mA of output current. It uses multimode switched capacitor […]
LTC2063 – 2μA Supply Current, Zero-Drift Operational Amplifier
https://www.electronics-lab.com/ltc2063-2%ce%bca-supply-current-zero-drift-operational-amplifier/
The LTC2063 is a single low power, zero-drift, 20kHz amplifier. The LTC2063 enables high resolution measurement at extremely low power levels. Typical supply current is 1.4μA with a maximum of 2μA. The available shutdown mode has been optimized to minimize power consumption in duty-cycled applications and features low charge loss during power-up, reducing total system […]
LTM9100 – Anyside™ High Voltage Isolated Switch Controller with I²C
https://www.electronics-lab.com/ltm9100-anyside-high-voltage-isolated-switch-controller-i%c2%b2c/
The LTM9100 μModule is an all-in-one solution for controlling, protecting, and monitoring high voltage power supplies up to 1000VDC. A 5kVRMS galvanic isolation barrier separates the digital interface from the switch controller, driving an external N-channel MOSFET or IGBT switch. Isolated digital measurements of load current, bus voltage, and temperature are accessed via the I2C/SMBus […]
LTC2944 – 60V Battery Gas Gauge with Temperature, Voltage and Current Measurement
https://www.electronics-lab.com/ltc2944-60v-battery-gas-gauge-temperature-voltage-current-measurement/
The LTC2944 measures battery charge state, battery voltage, battery current and its own temperature in portable product applications. The wide input voltage range allows use with multicell batteries up to 60V. A precision coulomb counter integrates current through a sense resistor between the battery’s positive terminal and the load or charger. Voltage, current and temperature […]
LT3086 – 40V, 2.1A Low Dropout Adjustable Linear Regulator with Monitoring and Cable Drop Compensation
https://www.electronics-lab.com/lt3086-40v-2-1a-low-dropout-adjustable-linear-regulator-monitoring-cable-drop-compensation/
Graham Prophet @ www.edn-europe.com discuss about LT3086 LDO. The 40V, 2.1A low dropout linear regulator (LDO) includes current monitoring with externally settable current limit and temperature monitoring with external control of thermal limit temperature. The device includes a programmable power-good status flag, cable drop compensation and easy paralleling. The current reference in the LT308x LDO […]
Battery-charging considerations for low-power applications [PDF]
https://www.electronics-lab.com/battery-charging-considerations-low-power-applications/
By Tahar Allag: The wearable and personal-electronics industries are booming. Devices in this market vary wildly by application and use. These multifunction devices are designed to help people in their daily activities and make their lives comfortable. They can be found in different shapes, colors, sizes, and safety measures. They may differ significantly from each […]
Buck regulator accepts 3.0-V to 42-V input
https://www.electronics-lab.com/buck-regulator-accepts-3-0-v-42-v-input/
Linear Technology Corporation announces the LT8608, a 1.5A, 42V input synchronous step-down switching regulator. A unique synchronous rectification topology delivers 93% efficiency while switching at 2MHz enabling designers to avoid critical noise-sensitive frequency bands, such as AM radio, while using a very compact solution footprint. Burst Mode® operation keeps quiescent current under 2.5μA in no-load […]
Linear Bench Power Supply
https://www.electronics-lab.com/linear-bench-power-supply/
Matt Godfrey published his linear lab power supply which has adjustable voltage and current limit. Specs: 0-30V, 0-2A, separate 5V output, display of setpoint and output current and voltage: This project is a simple linear bench power supply with adjustable voltage and current. It is meant to be a learning experience, putting ideas of circuit design, […]
LTC4123 – Low Power Wireless Charger
https://www.electronics-lab.com/ltc4123-low-power-wireless-charger/
Linear Technology Corporation introduces the LTC4123 to further expand its offerings in wireless battery charging. The LTC4123 combines a 30mW wireless receiver with a constant-current/constant-voltage linear charger for NiMH batteries, such as Varta’s power one ACCU plus series. An external resonant LC tank connected to the LTC4123 enables the IC to receive power wirelessly from […]