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XRP6124 Datasheet, PDF (5/12 Pages) Exar Corporation – Non-Synchronous PFET Step-Down Controller
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XRP6124
Non-Synchronous PFET Step-Down Controller
XRP6124ES0.5-F
Fig. 10: Line Regulation
Fig. 11: Line Regulation
VOUT
AC coupled
10mV/div
LX
10V/div
XRP6124ES0.5-F
IL
2A/div
1µs/div
Fig. 12: Steady state, VIN=12V, VOUT=3.3V, IOUT=3A
VOUT
AC coupled
20mV/div
LX
20V/div
XRP6124HVES0.5-F
IL
2A/div
2µs/div
Fig. 13: Steady state, VIN=24V, VOUT=5.0V, IOUT=3A
XRP6124ES0.5-F
VOUT
AC coupled
100mV/div
90mV
XRP6124HVES0.5-F
VOUT
AC coupled
200mV/div
180mV
IOUT
1A/div
10µs/div
Fig. 14: Load step transient response, 1.4A-3A-1.4A
IOUT
1A/div
20µs/div
Fig. 15: Load step transient response, 1.4A-3A-1.4A
© 2011 Exar Corporation
5/12
Rev. 1.1.0
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