Datasheet

Status Output
ON/BYP
DC/DC Operation
Bypass Operation
50mA/Div
TPS62730
V = 2.3V
IN
I
L = 2.2 H
C = 2.2 F
C = 3.6 F
OUT
OUT
Load
= 1mA to 50mA
m
m
m
TPS62730
V = 2.1 V
OUT
ON/BYP = V
IN
R
I = 26mA
L = 2.2 H
C = 2.2 F
Load
OUT
OUT
= 82W
m
m
V = 3.6V
IN
V = 3.0V
IN
V = 2.7V
IN
V = 2.3V
IN
Ref. Lev. 1mV
RBW 30kHz
VBW 20kHz
SWT 42ms
1m
900m
800m
700m
600m
500m
400m
300m
200m
100m
10n
Start 0Hz
Stop 10 MHz
1MHz/Div
Output noise [V]
Frequency
I With TPS62730
BAT
15
17
19
21
23
25
27
29
2 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6 3.8
Battery Voltage - V
BAT
Battery Current
Reduction @
CC2540
0dBm CW TX
Power
Battery Current Reduction of CC2540
2.4GHz Bluetooth Low Energy
System-On-Chip Solution
Battery Current - mA
I NO TPS62730
BAT
TPS62732, TPS62733
TPS62730
www.ti.com SLVSAC3C –MAY 2011–REVISED DECEMBER 2012
TYPICAL CHARACTERISTICS (continued)
Figure 25. Spurious Output Noise TPS62730 I
OUT
26mA Figure 26. Battery Current Reduction vs Battery Voltage
Figure 27. Mode Transition ON/BYP Behavior
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Product Folder Links: TPS62732 TPS62733 TPS62730