LT6657
applicaTions inForMaTion
Figure 6 and 7 shows the load transient response to a
5mA current step both sourcing and sinking.
I
OUT
5mA
4mA
I
OUT
V
OUT
0mA
2mV/DIV/AC
5mA
2.5V
DC
C
= 1µF
OUT
V
6657 F09
OUT
10mV/DIV/AC
2.5V/DC
50µs/DIV
Figure 9. Output Response with a 4mA to 5mA Load Step Sinking
C
= 1µF
OUT
Figures 10 and 11 show the load transient response to an
evensmaller0.5mAcurrentstepbothsourcingandsinking.
6657 F06
50µs/DIV
Figure 6. Output Response with a 5mA Load Step Sourcing
I
OUT
0mA
I
OUT
0.5mA
5mA
0mA
V
OUT
2mV/DIV/AC
2.5V/DC
V
OUT
10mV/DIV/AC
2.5V
C
= 1µF
DC
OUT
6657 F10
C
= 1µF
OUT
50µs/DIV
6657 F07
50µs/DIV
Figure 10. Output Response with a 0.5mA Load Step Sourcing
Figure 7. Output Response with a 5mA Load Step Sinking
Figure 8 and 9 shows the load transient response to a
smaller4mAto5mAcurrentstepwhilesourcingandsinking.
I
OUT
0.5mA
0mA
I
OUT
V
OUT
4mA
2mV/DIV/AC
2.5V/DC
5mA
C
= 1µF
OUT
V
OUT
2mV/DIV/AC
2.5V/DC
6657 F11
50µs/DIV
Figure 11. Output Response with a 0.5mA Load Step Sinking
C
= 1µF
OUT
6657 F08
50µs/DIV
Figure 8. Output Response with a 4mA to 5mA Load Step Sourcing
6657fb
11
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Linear Systems [ Linear Systems ]
