at operating temperature TJ
= 25°C, VIN = VOUT(NOM) + 1.5 V or 2.5 V (whichever is
greater), IOUT = 10 mA, VEN = 2.0 V, CIN = 1.0 µF,
and COUT = 1.0 µF (unless otherwise noted)
Figure 6-1 VOUT Accuracy vs IOUT Figure 6-3 VOUT Accuracy vs VIN
IOUT = 0 mA, adjustable-voltage version
devices |
Figure 6-5 IQ vs VINFigure 6-7 IGND vs IOUT Figure 6-9 IQ Increase Below Minimum VIN
VIN = 5 V, VOUT = 3.3 V,
CFF = 10 pF, ramp rate = 0.5 A/µs |
Figure 6-11 IOUT Transient From 1 mA to 1 A
VOUT = 3.3 V, IOUT = 1 A,
VIN ramp rate = 0.6 V/µs |
Figure 6-13 VIN Transient in Dropout From 4 V to 13 VFigure 6-15 VDO vs VIN Figure 6-17 VDO vs IOUT Figure 6-19 Foldback Current Limit vs IOUT and Temperature Figure 6-21 Startup With Separate VEN and VIN Figure 6-23 VEN Thresholds vs Temperature Figure 6-25 UVLO
Thresholds vs Temperature
VOUT = 1.8 V, IOUT = 0.55 A,
CFF = 1 nF |
Figure 6-27 PSRR
vs Frequency and VIN
CFF = 0 nF, IOUT = 0.1 A, RMS
noise BW = 10 Hz to 100 kHz |
Figure 6-29 Output Noise (Vn) vs Frequency and VOUTFigure 6-31 IPULLDOWN vs VIN
VOUT = 3.3 V, IOUT = 33
µA |
Figure 6-33 Startup Inrush Current With COUT = 22 µFFigure 6-2 VOUT Accuracy vs IOUT Figure 6-4 ISHUTDOWN vs VIN
IOUT = 0 mA, fixed-voltage version
devices |
Figure 6-6 IQ vs TemperatureFigure 6-8 IGND vs IOUT
VIN = 5 V, VOUT = 3.3 V,
CFF = 10 pF, ramp rate = 0.4 A/µs |
Figure 6-10 IOUT Transient From 0 mA to 100 mA
VIN = 5 V, VOUT = 3.3 V, ramp
rate = 0.8 A/µs |
Figure 6-12 IOUT Transient From 250 mA to 850 mA
VOUT = 3.3 V, IOUT = 33 µA,
VIN ramp rate = 1.6 V/µs |
Figure 6-14 VIN Transient From 5 V to 16 VFigure 6-16 VDO vs VIN Figure 6-18 VDO vs IOUT Figure 6-20 Foldback Current Limit vs IOUT and Temperature
EN
pulled up internally, VOUT = 0.8 V |
Figure 6-22 Startup With VEN FloatingFigure 6-24 VEN Thresholds vs Temperature
VOUT = 1.8 V, VIN = 3.3 V,
CFF = 1 nF |
Figure 6-26 PSRR
vs Frequency and IOUT
VOUT = 3.3 V, VIN = 4.8 V,
IOUT = 0.33 A |
Figure 6-28 PSRR
vs Frequency and CFFFigure 6-30 IEN vs VIN Figure 6-32 IFB vs Temperature
VOUT = 3.3 V, IOUT = 33
µA |
Figure 6-34 Startup Inrush Current With COUT = 47 µF