TOP242YN Power Integrations, TOP242YN Datasheet - Page 15

IC OFFLINE SWIT UVLO HV TO220

TOP242YN

Manufacturer Part Number
TOP242YN
Description
IC OFFLINE SWIT UVLO HV TO220
Manufacturer
Power Integrations
Series
TOPSwitch®-GXr
Type
Off Line Switcherr
Datasheet

Specifications of TOP242YN

Output Isolation
Isolated
Frequency Range
66 ~ 132kHz
Voltage - Output
700V
Power (watts)
22W
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
1.6 mA
Operating Temperature Range
- 40 C to + 150 C
Mounting Style
Through Hole
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
596-1067-5
Typical Uses of LINE-SENSE (L) and EXTERNAL CURRENT LIMIT (X) P ins
+
DC
Input
Voltage
D
L
CONTROL
S
X
F
-
Figure 16. Three Terminal Operation (LINE-SENSE and
EXTERNAL CURRENT LIMIT Features Disabled.
FREQUENCY Pin Tied to SOURCE or CONTROL Pin).
+
2 MΩ
DC
22 kΩ
Input
Voltage
D
M
CONTROL
C
6.2 V
S
-
Figure 18. Line-Sensing for Under-Voltage Only (Overvoltage
Disabled).
+
DC
D
Input
CONTROL
Voltage
S
X
R
IL
-
Figure 20. Externally Set Current Limit.
C L X S F
D
Input
Voltage
C S
D
C
PI-2617-050100
Figure 17. Line-Sensing for Under-Voltage, Overvoltage and Line
V
= R
x I
UV
LS
UV
For Value Shown
R
V
= 100 VDC
LS
UV
Input
Voltage
PI-2510-040501
Figure 19. Linse-Sensing for Overvoltage Only (Under-Voltage
For R
= 12 kΩ
IL
I
= 69%
LIMIT
For R
= 25 kΩ
IL
I
= 43%
LIMIT
See Figure 54b for
other resistor values
Input
(R
)
Voltage
IL
C
PI-2623-092303
Figure 21. Current Limit Reduction with Line Voltage.
TOP242-250
+
V
= I
UV
UV
V
= I
OV
OV
For R
= 2 MΩ
LS
V
= 100 VDC
R
2 MΩ
UV
LS
V
= 450 VDC
OV
DC
DC
@100 VDC = 78%
MAX
DC
@375 VDC = 38%
MAX
D
L
CONTROL
C
S
-
Feed-Forward.
+
V
2 MΩ
OV
For Values Shown
R
V
OV
LS
DC
30 kΩ
1N4148
D
L
CONTROL
C
S
-
Disabled). Maximum Duty Cycle Reduced at Low Line
and Further Reduction with Increasing Line Voltage.
+
I
=
100% @ 100 VDC
LIMIT
I
=
63% @ 300 VDC
LIMIT
R
2.5 MΩ
LS
DC
D
CONTROL
C
S
X
R
IL
6 kΩ
-
x R
LS
x R
LS
PI-2618-081403
= I
x R
OV
LS
= 450 VDC
PI-2620-040501
PI-2624-040501
15
O
11/05

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