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参数资料
| 型号： | TOP244PN-TL |
| 厂商： | POWER INTEGRATIONS INC |
| 元件分类： | 稳压器 |
| 英文描述： | 2.16 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PDIP7 |
| 封装： | PLASTIC, DIP-8/7 |
| 文件页数： | 11/52页 |
| 文件大小： | 457K |
| 代理商： | TOP244PN-TL |
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TOP242-250
19
H
9/02
Figure 32. Line Sensing for Under-Voltage Only (Overvoltage
Disabled).
PI-2510-040501
DC
Input
Voltage
+
-
DM
S
C
VUV = RLS x IUV
For Value Shown
VUV = 100 VDC
RLS
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
+
-
DM
S
C
For RIL = 12 k
ILIMIT = 69%
CONTROL
RIL
See fig. 55 for other
resistor values (RIL)
For RIL = 25 k
ILIMIT = 43%
to select different
ILIMIT values
PI-2516-040501
DC
Input
Voltage
+
-
DM
S
C
VOV = IOV x RLS
For Values Shown
VOV = 450 VDC
CONTROL
RLS
1N4148
2 M
30 k
Figure 30. Three Terminal Operation (MULTI-FUNCTION
Features Disabled).
PI-2508-081199
DC
Input
Voltage
+
-
D
S
C
CONTROL
M
C
DS
CD
S
SS
M
PI-2509-040501
DC
Input
Voltage
+
-
DM
S
C
VUV = IUV x RLS
VOV = IOV x RLS
For RLS = 2 M
VUV = 100 VDC
VOV = 450 VDC
DCMAX@100 VDC = 78%
DCMAX@375 VDC = 38%
CONTROL
RLS
2 M
Typical Uses of MULTI-FUNCTION (M) Pin
Figure 35. Current Limit Reduction with Line Voltage.
PI-2518-040501
DC
Input
Voltage
+
-
DM
S
C
CONTROL
RIL
RLS
2.5 M
6 k
100% @ 100 VDC
63% @ 300 VDC
ILIMIT =
Figure 31. Line Sensing for Undervoltage, Over-Voltage and
Line Feed Forward.
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| TOP244Y-TL | 2.16 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PZFM6 |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TOP244P-TL | 制造商:POWERINT 制造商全称:Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher |
| TOP244R | 制造商:POWERINT 制造商全称:Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher |
| TOP244R- | 制造商:POWERINT 制造商全称:Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher |
| TOP244RN- | 制造商:POWERINT 制造商全称:Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher |
| TOP244RN-TL | 制造商:POWERINT 制造商全称:Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher |
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