TOP250YN Power Integrations, TOP250YN Datasheet - Page 16

• Manufacturer Part Number: TOP250YN
• Description: IC OFFLINE SWIT UVLO HV TO220
• Manufacturer: Power Integrations
• Series: TOPSwitch®-GXr
• Type: Off Line Switcherr

Specifications of TOP250YN

• Output Isolation: Isolated
• Frequency Range: 66 ~ 132kHz
• Voltage - Output: 700V
• Power (watts): 290W
• Operating Temperature: -40°C ~ 150°C
• Package / Case: TO-220-7 (Formed Leads), 5 Leads
• Output Voltage: 12 V
• Input / Supply Voltage (max): 265 VAC
• Input / Supply Voltage (min): 85 VAC
• Duty Cycle (max): 83 %
• Switching Frequency: 132 KHz
• Supply Current: 2.4 mA
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 596-1081-5

Figure 22. Active-on (Fail Safe) Remove ON/OFF.
Figure 24. Active-on Remote ON/OFF with Externally Set Current
Figure 26. Active-off Remote ON/OFF with LINE-SENSE.
Typical Uses of LINE-SENSE (L) and EXTERNAL CURRENT LIMIT (X) Pins (cont.)
16
TOP242-250
Voltage
Voltage
Voltage
Input
Input
Input
O
11/05
DC
DC
DC
Limit.
+
+
+
-
-
-
ON/OFF
47 kΩ
D
S
D
S
D
S
Q
R
R
CONTROL
CONTROL
Q
CONTROL
LS
R
X
X
L
2 MΩ
R
47 KΩ
IL
Q
output or can be replaced by
a manual switch.
R
Q
output or can be replaced
by a manual switch.
Q
C
C
C
R
can be an optocoupler
R
Q
output or can be replaced
by a manual switch.
can be an optocoupler
R
can be an optocoupler
ON/OFF
47 kΩ
For R
For R
For R
V
V
UV
OV
I
I
LIMIT
LIMIT
IL
IL
= 100 VDC
= 450 VDC
PI-2626-040501
PI-2622-040501
PI-2625-040501
LS
=
=
ON/OFF
12 kΩ
25 kΩ
= 69%
= 43%
= 2 MΩ
Figure 25. Active-off Remote ON/OFF with Externally Set Current
Figure 27. Active-on Remote ON/OFF with LINE-SENSE and
Figure 23. Active-off Remote ON/OFF. Maximum Duty Cycle
Voltage
Voltage
Voltage
Input
Input
Input
DC
DC
DC
Limit.
EXTERNAL CURRENT LIMIT.
Reduced.
+
+
+
-
-
-
ON/OFF
ON/OFF
47 kΩ
47 kΩ
D
S
D
S
D
S
R
Q
Q
CONTROL
CONTROL
CONTROL
LS
R
R
X
X
R
L
L
L
2 MΩ
IL
45 kΩ
R
45 kΩ
R
R
IL
MC
MC
C
C
C
DC
DC
Q
output or can be replaced
by a manual switch.
R
Q
MAX
MAX
can be an optocoupler
R
Q
optocoupler output or
can be replaced
by a manual switch.
V
V
Q
optocoupler output
or can be replaced
by a manual switch.
UV
OV
R
47 kΩ
@100 VDC = 78%
@375 VDC = 38%
R
can be an
= I
= I
For R
can be an
OV
UV
PI-2627-040501
I
PI-2628-040501
PI-2621-040501
x R
LIMIT
x R
IL
ON/OFF
=
LS
LS
12 kΩ
= 69%