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TOP242 датащи(PDF) 16 Page - Power Integrations, Inc.

номер детали TOP242
подробное описание детали  Extended Power, Design Flexible, EcoSmart, Integrated Off-Line Switcher
PDF  54 Pages
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производитель  POWERINT [Power Integrations, Inc.]
домашняя страница  http://www.powerint.com
Logo POWERINT - Power Integrations, Inc.

TOP242 датащи(HTML) 16 Page - Power Integrations, Inc.

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Rev. R 10/20
16
TOP242-250
www.power.com
Typical Uses of LINE-SENSE (L) and EXTERNAL CURRENT LIMIT (X) Pins (cont.)
X
PI-2625-040501
DC
Input
Voltage
+
-
D
S
C
ON/OFF
47 K
QR can be an optocoupler
output or can be replaced by
a manual switch.
QR
CONTROL
Ω
Ω
X
ON/OFF
47 k
PI-2626-040501
DC
Input
Voltage
+
-
D
S
C
RIL
QR
12 k
For RIL =
ILIMIT = 69%
25 k
For RIL =
ILIMIT = 43%
QR can be an optocoupler
output or can be replaced
by a manual switch.
CONTROL
Ω
Ω
Ω
Ω
Ω
X
ON/OFF
47 k
PI-2628-040501
DC
Input
Voltage
+
-
D
S
C
CONTROL
L
RIL
RLS
QR
2 M
VUV = IUV x RLS
VOV = IOV x RLS
DCMAX@100 VDC = 78%
DCMAX@375 VDC = 38%
12 k
For RIL =
ILIMIT = 69%
QR can be an optocoupler
output or can be replaced
by a manual switch.
Figure 22. Active-on (Fail Safe) Remove ON/OFF.
Figure 23. Active-off Remote ON/OFF. Maximum Duty Cycle
Reduced.
Figure 24. Active-on Remote ON/OFF with Externally Set
Current Limit.
Figure 25. Active-off Remote ON/OFF with Externally Set
Current Limit.
Figure 26. Active-off Remote ON/OFF with LINE-SENSE.
Figure 27. Active-on Remote ON/OFF with LINE-SENSE and
EXTERNAL CURRENT LIMIT.



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