Datasheet

C : Murata GRM155R60J225ME15D 2.2 F 0402 size
IN
, mC
C : 4 x Murata GRM155R61A104KA01D 100nF
1 x 2.2 F GRM155R60J225ME15D
1 x 1 F GRM155R61A105KE15D
L: Murata LQM21PN2R2NGC 2.2 H, FDK MIPSZ2012 2R2
OUT
Load
m
m
m
TPS6273x
VIN
ON/BYP
STAT
GND
VOUT
SW
V
OUT
V
1.9V - 3.9V
IN
C
2.2
IN
µF
C
2.2
OUT
µF
L 2.2 Hm
ON
BYP
R
STAT
10k
C
DEC
4x100nF
1x 1uF
1x 2.2uF
Additional Decoupling
capacitor bank
TPS62732, TPS62733
TPS62730
SLVSAC3C –MAY 2011–REVISED DECEMBER 2012 www.ti.com
PARAMETER MEASUREMENT INFORMATION
TYPICAL CHARACTERISTICS
TABLE OF GRAPHS FIGURE
η Efficiency vs Output current 1
η Efficiency vs Input voltage 2
Output voltage vs Output current 3
V
OUT
Output Voltage vs Input voltage 4
I
SD
Shutdown current bypass mode vs Input voltage 5
I
Q
Operating quiescent current vs Input voltage 6
Bypass Drain-source on-state resistance vs Input voltage and ambient temperature 7
r
DS(ON)
PMOS Static drain-source on-state resistance vs Input voltage and ambient temperature 8
NMOS Static drain-source on-state resistance vs Input voltage and ambient temperature 9
Automatic transition into bypass Falling V
IN
10
Automatic transition into bypass Rising V
IN
11
Switching frequency vs I
OUT
vs V
IN
12
V
OUT
Output ripple voltage vs I
OUT
vs V
IN
13
PSRR vs Frequency 14
Noise Density vs Frequency 15
I
OUT = 10 mA
16
I
OUT = 1 mA
17
DC/DC mode operation
I
OUT = 18 mA
18
I
OUT = 50 mA
19
DC/DC mode operation line and load transient
20
performance
Automatic bypass transition with falling/rising input
21
voltage
DC/DC mode V
OUT
AC load regulation performance 22
Bypass mode operation V
OUT
AC behavior ON/BYP
23
= GND
Startup behavior 24
Spurious output noise 25
Battery current reduction vs Battery voltage 26
Mode transition ON/BYP behavior 27
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Product Folder Links: TPS62732 TPS62733 TPS62730