Datasheet

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I
O
− Output Current − mA
ESR − Equivalent Series Resistance −
Ω
0.1
0 200 400 600 800 1000
10
1
0.01
Region of Instability
V
O
= 3.3 V
C
o
= 4.7 µF
V
I
= 4.3 V
T
J
= 125°C
Region of Stability
Region of Instability
ESR − Equivalent Series Resistance −
Ω
0.1
0 200 400 600 800 1000
10
I
O
− Output Current − mA
1
0.01
Region of Instability
V
O
= 3.3 V
C
o
= 4.7 µF
V
I
= 4.3 V
T
A
= 25°C
Region of Stability
Region of Instability
ESR − Equivalent Series Resistance −
Ω
0.1
0 200 400 600 800 1000
10
1
I
O
− Output Current − mA
0.01
Region of Instability
V
O
= 3.3 V
C
o
= 22 µF
V
I
= 4.3 V
T
J
= 125°C
Region of Stability
Region of Instability
ESR − Equivalent Series Resistance −
Ω
0.1
0 200 400 600 800 1000
10
I
O
− Output Current − mA
1
Region of Instability
Region of Stability
V
O
= 3.3 V
C
o
= 22 µF
V
I
= 4.3 V
T
A
= 25°C
0.01
Region of Instability
TPS768xxQ
SLVS211L – JUNE 1999 – REVISED JANUARY 2006
TYPICAL CHARACTERISTICS (continued)
Equivalent series resistance (ESR) refers to the total series resistance, including the ESR of the capacitor, any
series resistance added externally, and PWB trace resistance to C
O
.
TYPICAL REGION OF STABILITY TYPICAL REGION OF STABILITY
EQUIVALENT SERIES RESISTANCE EQUIVALENT SERIES RESISTANCE
vs vs
OUTPUT CURRENT OUTPUT CURRENT
Figure 22. Figure 23.
TYPICAL REGION OF STABILITY TYPICAL REGION OF STABILITY
EQUIVALENT SERIES RESISTANCE EQUIVALENT SERIES RESISTANCE
vs vs
OUTPUT CURRENT OUTPUT CURRENT
Figure 24. Figure 25.
10
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