參數(shù)資料
型號(hào)： TOP247R
廠商： Power Integrations, Inc.
英文描述： Family Extended Power, Design Flexible,Integrated Off-line Switcher
中文描述： 家庭擴(kuò)展的電源，設(shè)計(jì)靈活，集成的離線切換
文件頁數(shù)： 19/48頁
文件大小： 771K
代理商： TOP247R
TOP242-249
19
August 8, 2000
E
7/01
Figure 32. Line Sensing for Under-Voltage Only (Overvoltage
Disabled).
PI-2510-040501
DC
Input
Voltage
+
-
D
M
S
C
V
UV
= R
LS
x I
UV
For Value Shown
V
UV
= 100 VDC
R
LS
6.2 V
2 M
22 k
CONTROL
Figure 33. Line Sensing for Overvoltage Only (Under-Voltage
Disabled). Maximum Duty Cycle will be reduced at
Low Line.
Figure 34. Externally Set Current Limit.
PI-2517-040501
DC
Input
Voltage
+
-
D
M
S
C
For R
IL
= 12 k
I
LIMIT
= 69%
CONTROL
R
IL
See fig. 55 for other
resistor values (R
IL
)
to select different
I
LIMIT
values
For R
IL
= 25 k
I
LIMIT
= 43%
PI-2516-040501
DC
Input
Voltage
+
-
D
M
S
C
V
OV
= I
OV
x
R
LS
For Values Shown
V
OV
= 450 VDC
CONTROL
R
LS
1N4148
2 M
30 k
Figure 30. Three Terminal Operation (MULTI-FUNCTION
Features Disabled).
Figure 31. Line Sensing for Undervoltage, Over-Voltage and
Line Feed Forward.
PI-2508-081199
DC
Input
Voltage
+
-
D
S
C
CONTROL
M
C
D
S
C
D
S
S
S
S
M
PI-2509-040501
DC
Input
Voltage
+
-
D
M
S
C
V
UV
= I
UV
x R
LS
V
OV
=
I
OV
x
R
LS
For R
LS
= 2 M
V
UV
= 100 VDC
V
OV
=
450 VDC
DC
MAX
@100 VDC = 78%
DC
MAX
@375 VDC = 38%
CONTROL
R
LS
2 M
Typical Uses of MULTI-FUNCTION (M) Pin
Figure 35. Current Limit Reduction with Line Voltage.
PI-2518-040501
DC
Input
Voltage
+
-
D
M
S
C
CONTROL
R
IL
R
LS
2.5 M
6 k
100% @ 100 VDC
63% @ 300 VDC
I
LIMIT
=
I
LIMIT
=
相關(guān)PDF資料
PDF描述
TOP247Y Family Extended Power, Design Flexible,Integrated Off-line Switcher
TOP248R Family Extended Power, Design Flexible,Integrated Off-line Switcher
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TOP247R- 制造商:POWERINT 制造商全稱:Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher
TOP247RN- 制造商:POWERINT 制造商全稱:Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher
TOP247RN-TL 制造商:POWERINT 制造商全稱:Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher
TOP247R-TL 功能描述:交流/直流開關(guān)轉(zhuǎn)換器 43 W 85-265 VAC 70 W 230 VAC RoHS:否 制造商:STMicroelectronics 輸出電壓:800 V 輸入/電源電壓（最大值）:23.5 V 輸入/電源電壓（最小值）:11.5 V 開關(guān)頻率:115 kHz 電源電流:1.6 mA 工作溫度范圍:- 40 C to + 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SSO-10 封裝:Reel
TOP247Y 功能描述:交流/直流開關(guān)轉(zhuǎn)換器 125 W 85-265 VAC 165 W 230 VAC RoHS:否 制造商:STMicroelectronics 輸出電壓:800 V 輸入/電源電壓（最大值）:23.5 V 輸入/電源電壓（最小值）:11.5 V 開關(guān)頻率:115 kHz 電源電流:1.6 mA 工作溫度范圍:- 40 C to + 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SSO-10 封裝:Reel
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