參數(shù)資料
型號: PT6722N
英文描述: SMPS Controller
中文描述: 開關(guān)電源控制器
文件頁數(shù): 7/8頁
文件大?。?/td> 192K
代理商: PT6722N
For technical support and more information, see inside back cover or visit www.ti.com
Application Notes
continued
PT6705/PT6715 Series
Series Pt #
V
o
(nom)
V
a
(req’d)
1.1
1.15
1.2
1.25
1.3
1.35
1.4
1.45
1.47
1.5
1.55
1.6
1.65
1.7
1.75
1.8
1.85
1.9
1.95
2.0
2.05
2.1
2.15
2.2
2.25
2.3
2.35
2.4
2.45
2.5
2.55
2.6
2.65
2.7
2.75
2.8
2.85
R1 =
(Blue)
PT6729
1.2V
PT6728
1.5V
PT6727
1.8V
PT6726
2.5V
(5.1)k
(45.1)k
135.0k
55.1k
28.4k
15.1k
7.1k
4.7k
1.8k
(18.1)k
209.0k
79.6k
36.5k
14.9k
(46.1)k
204.0k
77.1k
34.8k
13.6k
(6.0)k
(18.3)k
(38.8)k
(79.8)k
(203.0)k
221.0k
93.8k
51.5k
30.3k
17.6k
9.1k
3.1k
R2 = Black
Table 1
ADJUSTMENT AND FORMULA PARAMETERS
Series Pt #
PT6729
V
o
(nom)
1.2
V
a
(min)
1.09
V
a
(max)
1.52
V
r
(V)
0.8
R
o
(k
)
10.0
R
s
(k
)
24.9
PT6728
1.5
1.47
1.73
1.27
10.2
49.9
PT6727
1.8
1.75
2.0
1.27
10.0
49.9
PT6726
2.5
2.25
2.85
1.27
10.0
33.2
PT6725
3.3
2.75
3.75
1.27
10.0
24.9
PT6724
5.0
4.01
5.47
1.27
9.09
24.9
Table 2
ADJUSTMENT RESISTOR VALUES
Series Pt #
V
o
(nom)
V
a
(req’d)
2.75
2.8
2.85
2.9
2.95
3.0
3.05
3.1
3.15
3.2
3.25
3.3
3.35
3.4
3.45
3.5
3.55
3.6
3.65
3.7
3.75
·
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
5.0
5.1
5.2
5.3
5.4
PT6725
3.3V
PT6724
5.0
(2.0)k
(5.7)k
(10.2)k
(15.9)k
(23.1)k
(32.8)k
(46.3)k
(66.6)k
(100.0)k
(168.0)k
(371.0)k
229.0k
102.0k
59.8k
38.6k
25.9k
17.4k
11.4k
6.9k
3.3k
(3.7)k
(8.4)k
(14.4)k
(22.5)k
(33.8)k
(50.8)k
(79.0)k
(136.0)k
(305.0)k
90.5k
32.8k
13.6k
4.0k
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