Datasheet
0
0.2
0.4
0.6
0.8
1
20 30 40 50 60 70 80 90
DutyCycle-%
CurrentLimit- A
V =3V
I
V =5V
I
V =3.6V
I
0
0.2
0.4
0.6
0.8
1
20 30 40 50 60 70 80 90
DutyCycle-%
CurrentLimit- A
V =3V
I
V =5V
I
V =3.6V
I
30
40
50
60
70
80
90
100
0 50 100 150 200 250 300 350
I -OutputCurrent-mA
O
Efficiency-%
V =5V
I
V =3V
I
V =3.6V
I
V =12V
O
30
40
50
60
70
80
90
100
0 50 100 150 200 250 300 350
I -OutputCurrent-mA
O
Efficiency-%
V =5V
I
V =3V
I
V =3.6V
I
V =12V
O
TPS61080
TPS61081
SLVS644D –FEBRUARY 2006–REVISED APRIL 2013
www.ti.com
TYPICAL CHARACTERISTICS (continued)
EFFICIENCY (TPS61081 FSW=HIGH) EFFICIENCY (TPS61081 FSW=LOW)
vs vs
OUTPUT CURRENT OUTPUT CURRENT
Figure 4. Figure 5.
OVER CURRENT LIMIT (TPS61080 FSW=LOW) OVER CURRENT LIMIT (TPS61080 FSW=HIGH)
vs vs
DUTY CYCLE DUTY CYCLE
Figure 6. Figure 7.
6 Submit Documentation Feedback Copyright © 2006–2013, Texas Instruments Incorporated
Product Folder Links: TPS61080 TPS61081