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Product List
This circuit takes the NCP3063 from onsemi and provides a circuit that can handle a higher input voltage range, 9 to 36V, and a high output current of 1.0A at 12V. It uses either two external BJTs or MOSFETs. The low Vce(sat) BJTs provide a 2% improvement of efficiency compared to a similar MOSFET solution. This circuit is discussed in application note AND8284, also available on the onsemi website.
PTM Published on: 2011-12-07