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The TPS71501 External PNP Transistor Boosts LDO Output Current

Texas Instruments

Published Date: 04/01/2003

Description

Using an external PNP transistor together with a low-dropout (LDO) regulator such as the TPS71501 supplies a load current of 1 A with an output of 9 V.

Parts

Part Number Name Companion Part
BQ71533DCKR BQ71533DCKR Buy Datasheet
TPS71501DCKR TPS71501DCKR Buy Datasheet
TPS71501DCKRG4 TPS71501DCKRG4 Buy Datasheet
TPS71518DCKR TPS71518DCKR Buy Datasheet
TPS71518DCKRG4 TPS71518DCKRG4 Buy Datasheet
TPS71519DCKR TPS71519DCKR Buy Datasheet
TPS71523DCKR TPS71523DCKR Buy Datasheet
TPS71525DCKR TPS71525DCKR Buy Datasheet
TPS71525DCKRG4 TPS71525DCKRG4 Buy Datasheet
TPS71530DCKR TPS71530DCKR Buy Datasheet
TPS71530DCKRG4 TPS71530DCKRG4 Buy Datasheet
TPS71533DCKRG4 TPS71533DCKRG4 Buy Datasheet
TPS715345DCKR TPS715345DCKR Buy Datasheet
TPS71550DCKR TPS71550DCKR Buy Datasheet
TPS71550DCKRG4 TPS71550DCKRG4 Buy Datasheet

Application Note

Download application note for The TPS71501 External PNP Transistor Boosts LDO Output Current by Texas Instruments