Datasheet

SYNC
GND PGND
SW
V
O
= 5 V
6.8 Hm
C = 22 F
10 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 = 5.5 V to 17 V
I
VIN
EN
VINA
PGNDGND
ET
Pad
AGND
TPS62112
SW
LBO
PG
1 MW
FB
O
O FB
FB
V
R1 R2
V V R1 R2 R2
R2 V
æ ö
+
= ´ = ´ -
ç ÷
è ø
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
(See Note A)
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
ET
Pad
R5
R6
AGND
TPS62110
SW
LBO
PG
R3
1 MW
R4
1 MW
FB
C
ff
10 pF
TPS62110, TPS62111
TPS62112, TPS62113
SLVS585C –JULY 2005–REVISED OCTOBER 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 performance.
Figure 21. Standard Connection for Adjustable Version
(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
Figure 22. Standard Connection for Fixed-Voltage Version
20 Submit Documentation Feedback Copyright © 2005–2012, Texas Instruments Incorporated
Product Folder Links: TPS62110 TPS62111 TPS62112 TPS62113