In this installment of Circuit VR, we’ll look at a simple buck converter — that is a switching ... Then there are boost topologies for going from a lower voltage to a higher one and even ...

and how they can be integrated into a non-inverting buck-boost converter. He further simplifies that circuit into an inverting buck-boost, and sets about explaining the limitations of the circuit.

A synchronous DC/DC controller, the LTC7812 from Linear Technology contains independent buck and boost controllers that can ... operation down to 2.5 V after startup. The synchronous boost converter ...

If the power converter is operating a string of brake lights, however, you would not want the output of the circuit to drop out due to input-voltage swings. Buck-boost architectures can handle those ...

4. The LTC3119 buck-boost converter IC is housed in a thermally enhanced, 28-lead, 4- × 5-mm QFN or TSSOP package. A low-ESR (equivalent series resistance) output capacitor can minimize output ...

Data sheet typical application 1 The chip can also be without a supercapacitor, but with the boost converter connected to the input (circuit right ... 100mV of the back-up output voltage. Forced buck ...

printed-circuit-board (PCB) traces and leads have no resistance or parasitics, and so on. Real devices aren’t so accommodating. A synchronous buck converter has MOSFET losses, inductor losses ...

The SPI-8010A is a high-efficiency (94%), adjustable-output, 3-A buck converter IC, available in an HSOP16 package with enhanced thermal-dissipation capability. The package's special ground ...

A linear voltage regulatoror operational-amplifier (op-amp) circuit can also be connected in aconstant-current configuration. However, these linear methods will nothave enough efficiency at the ...