Voltage converter of semiconductor device

作者: Yoshinobu Nakagome , Ryoichi Hori , Masakazu Aoki , Masashi Horiguchi , Kiyoo Itoh

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摘要: In a voltage converter provided in semiconductor device and supplying an internal supply to circuit the device, is for generating first whose dependency on external regulated predetermined small value, while another second larger than of voltage. Another selects when state standard operation operation, such as testing or aging. The selected may be converted by differential amplifier which constituted load P-channel MOS transistors source-coupled pair N-channel transistors. An output fed back through directly coupled lowering generates output.