What is LDO?

Short for low-dropout regulator: a linear regulator that works with only a small difference between input and output voltage. It is low-noise, but the voltage difference times the current is lost as heat.

Field: Analog and electronic circuits

LDO in the explanations

Questions that mention LDO (2)

  1. Compared with a linear regulator (such as an LDO), which is a characteristic of a switching regulator?
  2. What does the dropout voltage of an LDO (low-dropout linear regulator) mean?

Related terms

1/f noise (flicker noise) Bandgap voltage reference CMRR (common-mode rejection ratio) Comparator Cutoff frequency Differential amplifier Gain-bandwidth product (GBW) Instrumentation amplifier Negative feedback Operational amplifier (op-amp)

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