Cancellation of load regulation in low drop-out regulators

A method for cancelling load regulation, based on level shifting the reference, is proposed. In this architecture, the load current is monitored, sensed, and used to dynamically adapt the effective value of the reference voltage. The proposed architecture reduced a 2.5% load regulation droop to a me...

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Veröffentlicht in:Electronics letters 2002-10, Vol.38 (22), p.1300-1302
Hauptverfasser: Dokania, R.K., Rincón-Mora, G.A.
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creator Dokania, R.K.
Rincón-Mora, G.A.
description A method for cancelling load regulation, based on level shifting the reference, is proposed. In this architecture, the load current is monitored, sensed, and used to dynamically adapt the effective value of the reference voltage. The proposed architecture reduced a 2.5% load regulation droop to a mere 0.2%, without compromising system stability.
doi_str_mv 10.1049/el:20020909
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title Cancellation of load regulation in low drop-out regulators
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