參數(shù)資料
型號： TOP247R
廠商： Power Integrations, Inc.
英文描述： Family Extended Power, Design Flexible,Integrated Off-line Switcher
中文描述： 家庭擴展的電源，設(shè)計靈活，集成的離線切換
文件頁數(shù)： 16/48頁
文件大?。?/td> 771K
代理商： TOP247R
TOP242-249
16
E
7/01
August 8, 2000
Typical Uses of LINE-SENSE (L) and EXTERNAL CURRENT LIMIT (X) Pins
X
F
PI-2617-050100
DC
Input
Voltage
+
-
D
C S
D
S
C
CONTROL
L
C L X S F
D
PI-2618-040501
DC
Input
Voltage
+
-
D
S
C
CONTROL
L
2M
R
LS
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%
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
PI-2620-040501
DC
Input
Voltage
+
-
D
S
C
CONTROL
L
2 M
30 k
R
LS
1N4148
V
OV
= I
OV
x
R
LS
For Values Shown
V
OV
= 450 VDC
X
PI-2623-040501
DC
Input
Voltage
+
-
D
S
C
R
IL
For R
IL
= 12 k
I
LIMIT
= 69%
See fig. 55 for other
resistor values (R
IL
)
For R
IL
= 25 k
I
LIMIT
= 43%
CONTROL
X
PI-2624-040501
DC
Input
Voltage
+
-
D
S
C
2.5 M
R
LS
6 k
R
IL
100% @ 100 VDC
63% @ 300 VDC
I
LIMIT
=
I
LIMIT
=
CONTROL
Figure 16. Three Terminal Operation (LINE-SENSE and
EXTERNAL CURRENT LIMIT Features Disabled.
FREQUENCY Pin can be tied to SOURCE or
CONTROL Pin).
Figure 17. Line-Sensing for Under-Voltage, Overvoltage and
Line Feed Forward.
Figure 18. Line-Sensing for Under-Voltage Only (Overvoltage
Disabled).
Figure 19. Line-Sensing for Overvoltage Only (Under-Voltage
Disabled). Maximum Duty Cycle will be reduced at
Low Line.
Figure 20. Externally Set Current Limit.
Figure 21. Current Limit Reduction with Line Voltage.
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
TOP248Y Family Extended Power, Design Flexible,Integrated Off-line Switcher
TOP412 Three-terminal DC to DC PWM Switch
TOP414 Three-terminal DC to DC PWM Switch
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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