Texas Instruments TPS65001EVM-453 Evaluation Module TPS65001EVM-453 TPS65001EVM-453 Datenbogen
Produktcode
TPS65001EVM-453
5.1
Efficiency
0.00001
0.0001
0.001
0.01
0.1
1
I
O
- Output Current - A
0
50
90
100
Ef
ficiency-%
70
40
20
10
V
OUT
A
= 1.2V
T = 25 C
o
80
60
30
2.3V
2.8V
3.3V
3.6V
4.2V
4.5V
5.5V
5V
6V
5.2
Line and Load Regulation
t - Time - 100 s/div
m
Ch1:VDCDC
50mV/div
Ch2:DCDCLoadCurrent
200mA/div
DCDC Load Current = 60mA to 540 mA
Mode = GND
VINDCDC = 3.6V
T
= 25 C
A
o
VDCDC = 1.8V
www.ti.com
4 TPS65000/1 Typical Performance Data and Characteristic Curves
Figure 2. TPS65000/1 Efficiency vs Load Current
and
show the load transient response of the DCDC converter and LDO, while
and
show the line transient response.
Figure 3. TPS65000/1 DCDC Converter Load Transient Response
SLVU320 – August 2009
Using the TPS65001EVM 2.25 MHz Step-Down Converter with Dual LDO
7