Datasheet

0
200
400
600
800
1000
1200
1400
2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
V -SupplyVoltage-V
CC
f-Frequency-kHz
MODE=V
ForcedPWM
L =3.3µH
IN
V =12V/200mA
S
200
400
600
800
1000
1200
1400
1600
0
0.1 0.2
0.3
0.4
0.5 0.6
I -Loadcurrent-mA
O
f-Frequency-kHz
MODE=V
ForcedPWM
L =3.3µH
IN
V
IN
=3.3V
V =12V
S
EN
5V/div
V
5V/div
S
I
1 A/div
L
V =3.3V
V =12V/300mA
IN
S
C =100nF
SS
2ms/div
I
-SupplyCurrent-mA
CC
2.5
V -SupplyVoltage-V
CC
2.0
0.5
1.5
1.0
0
2.0
3.0
5.0
6.0
MODE=GND
(PFM)
MODE=V
ForcedPWM
IN
4.0
3.52.5
4.5 5.5
V
IN
=3.3V
V =12V/50mA
S
TPS61086
SLVSA05 – AUGUST 2009 ................................................................................................................................................................................................ www.ti.com
FREQUENCY FREQUENCY
vs vs
LOAD CURRENT SUPPLY VOLTAGE
Figure 13. Figure 14.
SUPPLY CURRENT
vs
SOFT-START SUPPLY VOLTAGE
Figure 15. Figure 16.
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