Power USB devices from a vehicle
USB

Power USB devices from a vehicle

Automotive accessories such as PNDs (portable navigation devices) usually receive their power or charge using a simple adapter that a user plugs into a cigarette lighter. Sometimes, however, you may want to power or charge two devices at once. The circuit in Figure 1 can handle that...

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Dual USB Host/Hub Output with Constant Current Limit/Protection
USB

Dual USB Host/Hub Output with Constant Current Limit/Protection

This project has 2 outputs that enable us to power up 2 USB devices simultaneously from an input supply of 12-30V DC. The idea of this project is to have safe power for USB powered devices. The circuit is designed to simplify USB port power delivery based on self-powering 2 port USB...

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STMicroelectronics Introduces Standalone VBUS-Powered Controller for 5V USB-C Charging Applications
USB

STMicroelectronics Introduces Standalone VBUS-Powered Controller for 5V USB-C Charging Applications

The STUSB4500L from STMicroelectronics is a small-footprint addition to the Company’s USB-C controller IC family designed and certified for pure 5 V sink-only applications. All mandatory features to use the USB-C connector as a 5 V universal power plug are integrated, allowing...

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Create +/-12V Split Rail From A 5V Bias
Power supply

Create +/-12V Split Rail From A 5V Bias

With digital semiconductor technology driving system power supplies to lower voltages for higher performance and lower system power, sensitive analog sensor circuits face a growing problem. Much of the inherent noise created in the early stages of an analog sensor signal path is...

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USB to -5V Negative Voltage DC-DC switching Converter
Power supply

USB to -5V Negative Voltage DC-DC switching Converter

Now days USB power source is very common and available in many devices and power banks. This DC-DC converter provide -5V negative voltage from +5V USB power source. This converter can be used in a wide range of industrial automation control equipment, sensors, isolated operational...

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PGCPSU the tiny, powerful & affordable LiPo PSU module
Power

PGCPSU the tiny, powerful & affordable LiPo PSU module

Pretty Good Cheap Power Supply Unit - PGCPSU. Get the best tiny power supply for your battery powered projects! PGCPSU is a three in one power supply board: it integrates a lithium battery charge management circuit with 5V and 3.3V DC-DC converter-based output rails to power most...

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60V input 5V @3A output DC-DC Converter for Industrial and Automotive
Power supply

60V input 5V @3A output DC-DC Converter for Industrial and Automotive

This is a 60 V 3A step down DC-DC converter. Sample applications are: 12 V, 24 V and 48 V Industrial, Automotive and Communications Power Systems. The TPS54360 is a 60 V, 3 A, step down regulator with an integrated high side MOSFET. The device survives load dump pulses up to 65V per ISO...

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-5V @100mA Switched Capacitor Converter
Power supply

-5V @100mA Switched Capacitor Converter

The circuit diagram presented here is about a negative voltage regulator. It is based on LT1054, which is a switched capacitor voltage converter with regulator from Texas instrument. This device has many advantages over other previously available switched capacitor voltage converters....

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