Datasheet

 
 
SLVS399A − JANUARY 2002 − REVISED MAY 2006
14
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PARAMETER MEASUREMENT INFORMATION
Figure 11. LDO Short-Circuit Current, With LDO
Enabled Into a Short Circuit
t − Time − 1 ms/div
V
I (LDO_EN)
5 V/div
I
I (LDO_IN)
0.2 A/div
Figure 12. LDO Short-Circuit Current, With
Short Circuit Connected Into Enabled LDO
t − Time − 1 ms/div
V
O(LDO_OUT)
1 V/div
I
I (LDO_IN)
0.2 A/div
Figure 13. LDO Line Transient Response
Figure 14. LDO Load Transient Response
3.8 V
5.5 V
3.3 V
t − Time − 100 µs/div
V
I (LDO_IN)
1 V/div
V
O (LDO_OUT)
0.1 V/div
C
L
= 4.7 µF
ESR = 1 Ω
I
O(LDO_OUT)
0.1 A/div
V
O(LDO_OUT)
0.2 V/div
3.3 V
250 mA
0 mA
t − Time − 25 µs/div
C
L
= 4.7 µF
ESR = 1 Ω