TPS75301-EP Datasheet, PDF (18/33 Pages) Texas Instruments – FAST-TRANSIENT-RESPONSE 1.5-A LOW-DROPOUT VOLTAGE REGULATORS

TPS75101ĆEP, '75115ĆEP, '75118ĆEP, '75125ĆEP, '75133ĆEP WITH POWER GOOD
TPS75301ĆEP, TPS75315ĆEP, TPS75318ĆEP, TPS75325ĆEP, TPS75333ĆEP WITH RESET
FASTĆTRANSIENTĆRESPONSE 1.5ĆA LOWĆDROPOUT VOLTAGE REGULATORS
SGLS158 − APRIL 2003
APPLICATION INFORMATION
conclusion
To minimize the transient output droop, capacitors must have a low ESR and be large enough to support the
minimum output voltage requirement.
IO
1
2
3
VO
ESR 1
ESR 2
ESR 3
t1
t2
Figure 23. Correlation of Different ESRs and Their Influence to the Regulation of V_O at a
Load Step From Low-to-High Output Current
18
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