XR71211 Datasheet, PDF (7/12 Pages) Exar Corporation – 1.5A Ultra Low Dropout Voltage Regulator

XR71211
VENABLE, 2V/Div
VOUT, 0.5V/Div
PGOOD, 1V/Div
IOUT, 1A/Div
2ms/Div
Figure 7: Enable Turn On/Off, 1.5A, 1.5VIN, 1VOUT
0.610
0.605
DJ(V)
A
V
0.600
0.595
0.590
0.0
0.5
1.0
1.5
IOUT (A)
Figure 9: VADJ versus IOUT, 1.5VIN, 1VOUT
Figure 8: PSRR, 50mA, 1.5VIN, 1VOUT, 22μF COUT
1.0
0.8
)
(V
threshold
0.6
N
E
0.4
0.2
0.0
-40 -20
0
20 40 60 80 100 120
Tj (°C)
Figure 10: Enable Threshold versus Temperature
© 2014 Exar Corporation
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exar.com/XR71211
Rev 1B