Datasheet

SYNC
GND PGND
SW
R1
680kW
R2
100kW
V
O
=9V
6.8 Hm
C =33 F
16V
O
m
VIN
LBI
C =10 F
25V
I
m
1 Fm
2
3
4
8
9
7
5
11 12
16
10
6
13
14
15
1
V =9.3Vto17V
I
VIN
EN
VINA
PGNDGND PwPD
AGND
TPS62110
SW
LBO
PG
1MW
FB
C
ff
22pF
2
21
R
RR
F B
V
O
V
+
´=
221 R
F B
V
O
V
RR -
÷
÷
ø
ö
ç
ç
è
æ
´=
SYNC
GND PGND
SW
R1
220kW
R2
390kW
V
O
=1.8V
6.8 Hm
C =2x22 F
6.3V
O
m
VIN
LBI
C =10 F
25V
I
m
1 Fm
2
3
4
8
9
7
5
11 12
16
10
6
13
14
15
1
V =3.5Vto17V
I
VIN
EN
VINA
PGNDGND PwPD
R5
R6
AGND
TPS62110
SW
LBO
PG
R3
1MW
R4
1MW
FB
C
ff
10pF
TPS62110-Q1
SLVSA54A –FEBRUARY 2010–REVISED SEPTEMBER 2012 www.ti.com
APPLICATION INFORMATION
A. For an output voltage lower than 2.5 V, an output capacitor of 33 µF or greater is recommended to improve load
transient.
Figure 10. Standard Connection
(7)
V
FB
= 1.153 V
Table 4. Recommended Resistors
OUTPUT VOLTAGE R1 R2 NOMINAL VOLTAGE TYPICAL C
ff
9 V 680 kΩ 100 kΩ 8.993 V 22 pF
5 V 510 kΩ 150 kΩ 5.073 V 10 pF
3.3 V 560 kΩ 300 kΩ 3.305 V 10 pF
2.5 V 390 kΩ 330 kΩ 2.515 V 10 pF
1.8 V 220 kΩ 390 kΩ 1.803 V 10 pF
1.5 V 100 kΩ 330 kΩ 1.502 V 10 pF
A. For an output voltage greater than 5 V, an output capacitor of 33 µF minimum is required for stability.
Figure 11. Application With 9-V Output
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