Texas Instruments 12V Input, Dual 5.0V and 3.3V Output, 2A Buck Converter Evaluation Module TPS54383EVM TPS54383EVM Hoja De Datos
Los códigos de productos
TPS54383EVM
www.ti.com
5.4
Switch Node
5.5
Control Loop Bode Plot (low line, V
IN
= 8 V)
0
1.5
Frequency - Hz
0.5
1.0
2.0
PHASE/GAIN
vs
FREQUENCY (TPS54283 Loop Response)
G
a
in
-
d
B
5.035
5.015
5.000
4.985
5.020
5.030
5.010
4.990
4.995
5.035
5.015
5.000
4.985
5.020
5.030
5.010
4.990
4.995
P
h
a
s
e
-
d
e
g
re
e
s
3.3 V
Phase
5.0 V
Phase
5.0 V
Gain
3.3 V
Gain
TPS54383EVM Typical Performance Data and Characteristic Curves
Figure 8. TPS54383EVM Switching Waveforms V
IN
= 12 V, I
OUT
= 2 A Ch1: TP9 (SW1), Ch2: TP12 (SW2)
Figure 9. TPS54383EVM Gain and Phase vs Frequency
A 12-V Input, 5.0-V and 3.3-V Output, 2-A Non-Synchronous Buck Converter
14
SLUU285C – July 2007 – Revised January 2008