Datasheet

2.3 2.8 3.3 3.8 4.3 4.8 5.3 5.8
V -InputVoltage-V
I
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
1.2
1.3
1.4
1.5
1.6
I -OutputCurrent- A
O
I (I_Lim=1.5 A)
O
I (I_Lim=1 A)
O
I (I_Lim=0.5 A)
O
I (I_Lim=0.2 A)
O
I (I_Lim=0.1 A)
O
2.3 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5 5.9
I =0.01mA
O
0
10
20
30
40
50
60
70
80
90
100
Efficiency-%
V -InputVoltage-V
I
I =0.1mA
O
I =1mA
O
I =10mA
O
I =100mA
O
I =500mA
O
V =5V,
I =max
O
LIM
Time = 500 s/divμ
VOUT
100mV/div; 5.25V offset
Inductor Current
0.5A/div; 1.5A offset
Output Current @ 1
500mV/div
Ω
5.4
5.425
5.45
5.475
5.5
5.525
5.55
5.575
5.6
V =2.3V
I
0.000001 0.00001 0.0001 0.01 0.1 1
I -OutputCurrent- A
O
V -OutputVoltage-V
O
0.001
V =2.7V
I
V =3.3V
I
V =3.6V
I
V =4.2V
I
TPS61251
SLVSAF7 –SEPTEMBER 2010 www.ti.com
EFFICIENCY MAXIMUM OUTPUT CURRENT
vs vs
INPUT VOLTAGE INPUT VOLTAGE
Figure 3. Figure 4.
OUTPUT VOLTAGE
vs
OUTPUT CURRENT LOAD TRANSIENT RESPONSE (Tantal Capacitor)
Figure 5. Figure 6.
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