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Who said that Now there are many low current step-down chips... For example, TI's TLV760 series, 100mA, input up to 30V. For example, Microchip's MCP170x series, 250mA, input volta...

DC-DC step-down chip model?

Who said that Now there are many low current step-down chips... For example, TI's TLV760 series, 100mA, input up to 30V. For example, Microchip's MCP170x series, 250mA, input voltage varies depending on the model.