Datasheet

V
IN
L1
VIN
VINA
EN
PS/SYNC
GND
L2
VOUT
FB
PGND
L
1
1.5µH
C
2
C
3
2.5 V to
5.5V
V
OUT
3.3V
1.5A
TPS63020
PG
Power Good
Output
C
1
2X10µF
0.1µF
3X22µF
1MΩ
180kΩ
R
1
R
2
1MΩ
R
3
V
IN
L1
VIN
VINA
EN
PS/SYNC
GND
L2
VOUT
FB
PGND
L
1
1µH
C
2
C
3
2.5 V to
5.5V
V
OUT
3.3V
2A
TPS63020
PG
Power Good
Output
C
1
2X10µF
0.1µF
4X22µF
300kΩ
53kΩ
R
1
R
2
1MΩ
R
3
C
4
68kΩ
R
1
4.7pF
TPS63020
TPS63021
SLVS916C –JULY 2010–REVISED MARCH 2013 www.ti.com
TYPICAL APPLICATION
Figure 24. Application Circuit 2A Load Current
Capacitor C4 and resistor R1 are added for improved load transient performance.
Figure 25. Application Circuit 1.5A Load Current
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