参数资料
型号: TPS54110PWP
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 3.5 A SWITCHING REGULATOR, 762 kHz SWITCHING FREQ-MAX, PDSO20
封装: GREEN, PLASTIC, HTSSOP-20
文件页数: 6/30页
文件大小: 870K
代理商: TPS54110PWP
0.05
0.04
0.03
0.02
0.01
0
0.01
0.02
0.03
0.04
0.05
0
0.25
0.5
0.75
1
1.25
1.5
O
u
tp
u
t
V
o
lt
a
g
e
V
a
ri
s
ti
o
n
%
I
O
Output Current A
50
55
60
65
70
75
80
85
90
95
100
0
0.25
0.5
0.75
1
1.25
1.5
I
O
Output Current A
E
ff
ic
ie
n
c
y
%
0
0.2
0.4
0.6
0.8
1
1.2
0
0.25
0.5
0.75
1
1.25
1.5
P
o
w
e
rD
is
s
ip
a
ti
o
n
W
P
D
IO Output Current A
VI = 50 mV/div (AC)
V(phase)= 2 V/div
Time = 500 ns/div
VO = 10 mV/div (AC)
V(phase)= 2 V/div
Time = 500 ns/div
0.02
0.015
0.01
0.005
0
0.005
0.01
0.015
0.02
4.5
4.75
5
5.2
5
.5
V
I
Input Voltage V
O
u
tp
u
t
V
o
lt
a
g
e
V
a
ri
s
ti
o
n
%
IO = 1.5 A
IO = 0.75 A
IO = 0 A
VO= 10 mV/div (AC)
IO= 1 V/div
Time = 200
s/div
VI = 2 V/div
VO = 1 V/div
Time = 5 ms/div
40
30
20
10
20
30
40
50
60
100
1 k
10
k
100
k
1 M
180
150
120
90
60
30
0
30
60
90
120
150
180
Gain
Phase
f Frequency Hz
0
50
G
a
in
d
B
60
Phase
D
e
g
re
e
s
SLVS500C
– DECEMBER 2003 – REVISED FEBRUARY 2011
PERFORMANCE GRAPHS
All performance data shown for VI = 5 V, VO = 3.3 V, fs = 700 kHz, TA = 25°C, Figure 9
EFFICIENCY
POWER DISSIPATION
LOAD REGULATION
vs
OUTPUT CURRENT
Figure 11.
Figure 12.
Figure 13.
LINE REGULATION
vs
INPUT VOLTAGE
INPUT VOLTAGE RIPPLE
OUTPUT VOLTAGE RIPPLE
Figure 14.
Figure 15.
Figure 16.
OUTPUT VOLTAGE TRANSIENT
RESPONSE
START UP WAVEFORM
MEASURED LOOP RESPONSE
Figure 17.
Figure 18.
Figure 19.
14
2003–2011, Texas Instruments Incorporated
Product Folder Link(s): TPS54110
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