Datasheet

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1.746
1.764
1.782
1.8
1.818
1.836
1.854
0.01 0.1 1 10 100 1000
V =2.7V, T =-40°C
IN A
V =2.7V,
T =85°C
IN
A
V =3.6V,
T =85°C
IN
A
V =4.5V,
T =85°C
IN
A
V =2.7V,
T =25°C
IN
A
V =3.6V,
T =25°C
IN
A
V =4.5V,
T =25°C
IN
A
V =4.5V, T =-40°C
IN A
V =3.6V, T =-40°C
IN A
I -OutputCurrent-mA
O
MODE=V ,
L =2.2 H
IN
m
DCOutputVoltage-V
1.78
1.80
1.82
1.84
1.86
1.88
1.90
0.01 0.1 1 10 100 1000
I -OutputCurrent-mA
O
PFMMode,VoltagePositioningOn
PWMMode
V =4.5V, T =-40°C
I A
V =3.6V, T =-40°C
I A
V =2.7V, T =-40°C
I A
V =4.5V, T =85°C
I A
V =3.6V, T =85°C
I A
V =2.7V, T =85°C
I A
V =4.5V, T =25°C
I A
V =3.6V, T =25°C
I A
V =2.7V, T =25°C
I A
MODE=GND,
L =2.2 Hm
DCOutputVoltage-V
3.20
3.22
3.24
3.26
3.28
3.30
3.32
3.34
3.36
3.38
3.40
0.01 0.1 1 10 100 1000
I -OutputCurrent-mA
O
DCOutputVoltage-V
V =3.3V,
MODE=V ,
L =2.2 H
O
I
m
T =25°C
A
T =-40°C
A
T =85°C
A
V =3.7V,4.2V,4.5V
I
3.25
3.30
3.35
3.40
3.45
3.50
0.01
0.1
1
10 100
1000
I -OutputCurrent- mA
O
DCOutputVoltage-V
PFMMode,VoltagePositioningOn
PWMMode
V =4.5V,T =-40°C
I A
V =4.5V,T =25°C
I A
V =4.2V,T =-40°C
I A
V =4.5V,T =85°C
I A
V =4.2V,T =85°C
I A
V =4.2V,T =25°C
I A
Mode=GND,
L =2.2 Hm
TPS62290 , TPS62291 , TPS62293
SLVS764C – JUNE 2007 – REVISED MARCH 2008
OUTPUT VOLTAGE ACCURACY OUTPUT VOLTAGE ACCURACY
(1.8V FORCED PWM MODE) (1.8V POWER SAVE MODE)
vs vs
OUTPUT CURRENT OUTPUT CURRENT
Figure 5. Figure 6.
OUTPUT VOLTAGE ACCURACY OUTPUT VOLTAGE ACCURACY
3.3V FORCED PWM MODE 3.3V POWER SAVE MODE
vs vs
OUTPUT CURRENT OUTPUT CURRENT
Figure 7. Figure 8.
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