參數(shù)資料
型號: PT4666N
廠商: Texas Instruments, Inc.
英文描述: 30-A Dual Output Isolated DC/DC Converter
中文描述: 30雙輸出隔離式DC / DC轉(zhuǎn)換器
文件頁數(shù): 14/17頁
文件大?。?/td> 339K
代理商: PT4666N
Application Notes
For technical support and further information, visit http://power.ti.com
5.5
5.4
5.3
5.2
5.1
5.0
4.9
4.8
4.7
4.6
4.5
R
1
=
(Blue)
, R
2
= Black
5.0 k
11.2 k
21.6 k
42.4 k
105.0 k
(99.8) k
(37.4) k
(16.6) k
(6.2) k
(0.0)
Table 3-2a; ADJUSTMENT RESISTOR VALUES, Vo
1
24 V Bus Pt.# PT4681/7
48 V Bus Pt.# PT4661/7
Adj. Resistor
(R1)
/R2
V
o
(nom)
5.0 V
V
a
(req
d)
PT4682/3/5
PT4662/3/5/8
(R1)
/R2
3.3 V
PT4686
PT4666
(R1)
/R2
2.5 V
V
a
(req
d)
3.6
3.54
3.48
3.42
3.36
3.3
3.24
3.18
3.12
3.06
3.0
V
a
(req
d)
2.75
2.7
2.65
2.6
2.55
2.5
2.45
2.4
2.35
2.3
2.25
Table 3-1; ADJUSTMENT RANGE AND FORMULA PARAMETERS
Vo
1
Bus
24 V Bus Pt.#
PT4681/7
PT4682/3/5/8
48 V Bus Pt.#
PT4661/7
PT4662/3/5/8
Adj. Resistor
(R1)
/R2
(R1)
/R2
V
o
(nom)
5.0 V
Va(min)
4.5 V
2.97 V
Va(max)
5.5 V
3.63 V
Vr
2.5 V
1.65 V
R
o
(k
)
4.99
R
s
(k
)
20.0
Vo
2
Bus
(2)
PT4681
PT4661
(R3)
/R4
3.3 V
2.97 V
3.63 V
1.65 V
1.21
4.99
PT4686
PT4666
(R1)
/R2
2.5 V
2.25 V
2.75 V
1.25
4.99
20.0
PT4682
PT4662
(R3)
/R4
2.5 V
2.25 V
2.75 V
1.25 V
1.21
4.99
PT4683/7
PT4663/7
(R3)
/R4
1.8 V
1.62 V
1.98 V
0.9 V
1.21
4.99
PT4686
PT4666
(R3)
/R4
1.8 V
1.62 V
1.98 V
0.9 V
1.21
3.32
PT4685
PT4665
(R3)
/R4
1.5 V
1.35 V
1.65 V
0.75 V
1.21
4.99
PT4668
(R3)
/R4
1.2 V
1.08 V
1.32 V
0.6V
1.21
3.32
3.3 V
4.99
20.0
PT4660 & PT4680 Series
7.4 k
14.3 k
25.7 k
48.6 k
117.0 k
(112.0 k
)
(43.6 k
)
(20.8 k
)
(9.3 k
)
(2.5 k
)
1.95
1.9
1.85
1.8
1.75
1.7
1.65
1.6
1.55
1.5
1.45
1.4
1.35
1.3
1.275
1.25
1.225
1.2
1.175
1.15
1.125
1.1
2.3 k
5.9 k
16.8 k
3.9 k
7.6 k
18.5 k
(15.6) k
(4.7) k
(1.1) k
(17.3) k
(6.4) k
(2.7) k
1.1 k
4.1 k
13.2 k
(12.0) k
(2.9) k
(0.0) k
3.9 k
6.4 k
11.2 k
25.7 k
(24.5) k
(10.0) k
(5.2) k
(2.7) k
Table 3-2b; ADJUSTMENT RESISTOR VALUES, Vo
2
24 V Bus Pt.#
PT4681
48 V Bus Pt.#
PT4661
Adj. Resistor
(R3)
/R4
V
o
(nom)
3.3 V
V
a
(req
d)
3.6
1.7 k
3.54
3.3 k
3.48
6.1 k
3.42
11.6 k
3.36
28.3 k
3.3
3.24
(27.1) k
3.18
(10.4) k
3.12
(4.9) k
3.06
(2.1) k
3.0
(0.5) k
2.75
2.7
2.65
2.6
2.55
2.5
2.45
2.4
2.35
2.3
2.25
R
3
=
(Blue)
, R
4
= Black
PT4682
PT4662
(R3)
/R4
2.5 V
PT4683/6/7
PT4663/6/7
(R3)
/R4
1.8 V
PT4686
PT4666
(R3)
/R4
1.8 V
PT4685
PT4665
(R3)
/R4
1.5 V
PT4668
(R3)
/R4
1.2 V
V
a
(req
d)
1.1 k
2.6 k
5.1 k
10.1 k
25.3 k
(24.1) k
(8.9) k
(3.9) k
(1.4) k
(0.0)k
5.0 k
11.2 k
21.6 k
42.4 k
105.0 k
(99.8 k
)
(37.4 k
)
(16.6 k
)
(6.2 k
)
(0.0 k
)
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參數(shù)描述
PT4667 制造商:TI 制造商全稱:Texas Instruments 功能描述:20-A 24-V Input Dual Output Isolated DC/DC Converter
PT4667A 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 5V/1.8V 25A Dual Out 48V Inpt Iso DC/DC RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
PT4667C 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 5V/1.8V 25A Dual Out 48V Inpt Iso DC/DC RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
PT4667N 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 5V/1.8V 25A Dual Out 48V Inpt Iso DC/DC RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
PT4668 制造商:TI 制造商全稱:Texas Instruments 功能描述:30-A Dual Output Isolated DC/DC Converter