Datasheet

 
 
SLVS325C − MARCH 2001 − REVISED MAY 2002
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9
TYPICAL CHARACTERISTICS
Figure 28
V
I
= 4.3 V
C
o
= 10 µF
t − Time − µs
−40
100
0
0 50 100 150200 250 300
−20
0
350 400 450 500
20
TPS79133
LOAD TRANSIENT RESPONSE
V
O
Output Voltage − mV
∆
− Change In
− Output Current − mA
I
O
0.01
0.1
1
10
100
0 0.02 0.04 0.06 0.08 0.1
I
O
− Output Current − A
ESR − Equivalent Series Resistance − Ω
TPS79118
TYPICAL REGIONS OF STABILITY
EQUIVALENT SERIES RESISTANCE (ESR)
vs
OUTPUT CURRENT
Figure 29
Region of
Instability
C
o
= 0.47 µF
V
I
= 5.5 V
T
J
= −40 °C to 125°C
Region of Instability
Figure 30
0.01
0.1
10
100
0 0.02 0.04 0.06 0.08 0.1
I
O
− Output Current − A
ESR − Equivalent Series Resistance − Ω
TPS79118
TYPICAL REGIONS OF STABILITY
EQUIVALENT SERIES RESISTANCE (ESR)
vs
OUTPUT CURRENT
1
Region of Instability
Region of Stability
C
o
= 1 µF
V
I
= 5.5 V
T
J
= −40 °C to 125°C
0.01
0.1
10
100
0 0.02 0.04 0.06 0.08 0.1
I
O
− Output Current − A
ESR − Equivalent Series Resistance − Ω
TPS79118
TYPICAL REGIONS OF STABILITY
EQUIVALENT SERIES RESISTANCE (ESR)
vs
OUTPUT CURRENT
1
Region of Instability
Region of Stability
Figure 31
C
o
= 10 µF
V
I
= 5.5 V
T
J
= −40 °C to 125°C