SBVA092
June 2022
TPS7A14
Abstract
Trademarks
1
Introduction
1.1
TPS7A14 Functional Block Diagram
1.2
Biasing Rail for NMOS LDO
2
Design and Considerations to Check
2.1
Configuring External Resistor Network
2.2
Feed-forward Capacitor for Loop Stability
2.3
IR Drop Compensation by Remote_Sense
3
Stability Verification
3.1
Simulated Bode Plot vs. Evaluated Bode Plot
3.2
Transient Response in Time Domain
4
Summary
5
References
5
References
Texas Instruments,
Stability Analysis of Low-dropout Linear Regulators with a PMOS Pass Element
, technical article.
Texas Instruments,
AN-1148 Linear Regulators Theory of operation and Compensation
,
application note.
Texas Instruments,
AN-1482 LDO Regulator Stability using Ceramic Output Capacitors
, application note.
Texa Instruments,
Pros and Cons of Using a Feedforward Capacitor with a Low-Dropout Regulator
, application note.
Texas Instruments,
TPS7A14 1-A, Low V
IN
, Low V
OUT
, Ultra-Low Dropout Regulator
, data sheet.