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参数资料
| 型号： | TPS51727RHATG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PQCC40 |
| 封装： | 6 X 6 MM, GREEN, PLASTIC, QFN-40 |
| 文件页数： | 8/42页 |
| 文件大小： | 0K |
| 代理商： | TPS51727RHATG4 |
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0
5
10
15
20
25
30
35
I
OUT
– Output Current – A
V
R
E
F
–
V
o
lt
a
g
e
R
e
fe
r
e
n
c
e
–
V
1.7055
1.7070
1.7075
1.7080
1.7065
1.7060
40
V
IN
= 10 V
Normal
V
IN
= 20 V
Normal
V
IN
= 20 V
Turbo
V
IN
= 10 V
Turbo
V
IN
= 20 V, Sleep
V
IN
= 10 V, Sleep
150
50
350
400
550
f S
W
–
O
p
e
r
a
ti
n
g
F
r
e
q
u
e
n
c
y
–
k
H
z
300
450
100
5
10
15
20
25
30
35
40
I
OUT
– Output Current – A
200
250
500
200 kHz
300 kHz
400 kHz
500 kHz
Turbo 10
Turbo 20
Normal 10
Normal 20
76
92
84
88
78
0.4
0.5
0.6
0.8
1.0
1.2
1.3
1.4
80
82
90
h
–
E
ff
ic
ie
n
c
y
–
%
86
I
OUT
= 20 A
V
OUT
– Output Voltage – V
0.7
0.9
1.1
V
OUT
= 20 V
V
OUT
= 10 V
86
90
92
89
87
4
6
10
12
16
18
22
24
V
IN
– Input Voltage – V
88
91
h
–
E
ff
ic
ie
n
c
y
–
%
8
14
20
V
OUT
= 1.28 V
I
OUT
= 20 A
SLUS806B – APRIL 2008 – REVISED JANUARY 2009 ..................................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS (continued)
VOLTAGE REFERENCE
OPERATING FREQUENCY
vs
OUTPUT CURRENT
Figure 12.
Figure 13.
EFFICIENCY
vs
OUTPUT VOLTAGE
INPUT VOLTAGE
Figure 14.
Figure 15.
16
Copyright 2008–2009, Texas Instruments Incorporated
Product Folder Link(s): TPS51727
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