TOP244GN Power Integrations, TOP244GN Datasheet - Page 18
![IC OFFLINE SWIT OVP UVLO HV 8SMD](/photos/7/32/73209/596-8-bsmd_sml.jpg)
TOP244GN
Manufacturer Part Number
TOP244GN
Description
IC OFFLINE SWIT OVP UVLO HV 8SMD
Manufacturer
Power Integrations
Series
TOPSwitch®-GXr
Type
Off Line Switcherr
Datasheet
1.TOP242GN-TL.pdf
(52 pages)
Specifications of TOP244GN
Output Isolation
Isolated
Frequency Range
66 ~ 132kHz
Voltage - Output
700V
Power (watts)
28W
Operating Temperature
-40°C ~ 150°C
Package / Case
8-SMD Gull Wing, 7 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
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TOP244GN
Manufacturer:
POWEP
Quantity:
20 000
Company:
Part Number:
TOP244GN-TL
Manufacturer:
POWER
Quantity:
12 000
Company:
Part Number:
TOP244GN-TL
Manufacturer:
PowerInt
Quantity:
18 000
Part Number:
TOP244GN-TL
Manufacturer:
POWER
Quantity:
20 000
Figure 34. Externally Set Current Limit (Not Normally Required-See
Figure 36. Active-on (Fail Safe) Remote ON/OFF.
Typical Uses of MULTI-FUNCTION (M) Pin (cont.)
18
TOP242-250
ON/OFF
Voltage
Input
Voltage
O
11/05
DC
Input
M Pin Operation Description).
DC
+
-
+
47 kΩ
-
R
IL
Q
R
D
S
D
S
CONTROL
CONTROL
M
M
Q
output or can be replaced
by a manual switch.
R
C
C
can be an optocoupler
For R
For R
See Figures 54b, 55b
and 56b for other resistor
values (R
different I
I
I
LIMIT
LIMIT
IL
IL
= 25 kΩ
= 12 kΩ
LIMIT
IL
= 69%
= 43%
) to select
PI-2517-022604
PI-2519-040501
values.
Figure 35. Current Limit Reduction with Line Voltage (Not Normally
Figure 37. Active-off Remote ON/OFF. Maximum Duty Cycle
Voltage
Input
Voltage
DC
+
Input
-
DC
Required-See M Pin Operation Description).
Reduced.
+
-
ON/OFF
R
R
LS
IL
6 kΩ
2.5 MΩ
47 kΩ
D
S
Q
CONTROL
D
S
R
M
CONTROL
45 kΩ
R
MC
M
C
I
I
LIMIT
LIMIT
Q
output or can be replaced
by a manual switch.
R
C
=
=
can be an optocoupler
100% @ 100 VDC
63% @ 300 VDC
PI-2518-040501
PI-2522-040501