Datasheet
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
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
Region of Instability
ESR − Equivalent Series Resistance −
Ω
0.1
0 200 400 600 800 1000
10
1
I
O
− Output Current − mA
Region of Stability
Region of Instability
V
O
= 3.3 V
C
o
= 22 µF
V
I
= 4.3 V
T
J
= 125°C
0.01
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
TPS767D301-EP
www.ti.com
SGLS327A –FEBRUARY 2006–REVISED APRIL 2010
TYPICAL CHARACTERISTICS (continued)
(1)
TYPICAL REGION OF STABILITY TYPICAL REGION OF STABILITY
EQUIVALENT SERIES RESISTANCE (ESR) EQUIVALENT SERIES RESISTANCE (ESR)
vs vs
OUTPUT CURRENT OUTPUT CURRENT
Figure 22. Figure 23.
TYPICAL REGION OF STABILITY TYPICAL REGION OF STABILITY
EQUIVALENT SERIES RESISTANCE (ESR) EQUIVALENT SERIES RESISTANCE (ESR)
vs vs
OUTPUT CURRENT OUTPUT CURRENT
Figure 24. Figure 25.
(1) 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
.
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