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Part Name
Description
TOP246F- View Datasheet(PDF) - Power Integrations, Inc
Part Name
Description
Manufacturer
TOP246F-
TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher
Power Integrations, Inc
TOP246F- Datasheet PDF : 52 Pages
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TOP242-250
Parameter
Conditions
Symbol
SOURCE = 0 V; T
J
= -40 to 125 °C
See Figure 53
Min
Typ
Max Units
(Unless Otherwise Specified)
SHUTDOWN/AUTO-RESTART (cont.)
Auto-Restart Duty
Cycle
DC
(AR)
4
8
%
Auto-Restart
Frequency
f
(AR)
1.0
Hz
MULTI-FUNCTION (M), LINE-SENSE (L) AND EXTERNAL CURRENT LIMIT (X) INPUTS
Line Under-
Voltage Threshold
Current and Hys-
I
UV
teresis (M or L Pin)
T
J
= 25 °C
Threshold
Hysteresis
44
50
54
µ
A
30
µ
A
Line Overvoltage
or Remote ON/OFF
Threshold Current
I
OV
and Hysteresis
(M or L Pin)
T
J
= 25 °C
Threshold
Hysteresis
210
225
240
µ
A
8
µ
A
L Pin Voltage
Threshold
V
L(TH)
0.5
1.0
1.6
V
Remote ON/OFF
Negative
Threshold Current
and Hysteresis
(M or X Pin)
I
REM (N)
T
J
= 25 °C
Threshold
Hysteresis
-35
-27
-20
µ
A
5
µ
A
L or M Pin Short
Circuit Current
I
L(SC)
or
I
M(SC)
V
L
, V
M
= V
C
300
400
520
µ
A
X or M Pin Short
Circuit Current
I
X(SC)
or
I
M(SC)
V
X
, V
M
= 0 V
Normal Mode
Auto-Restart Mode
-300
-110
-240
-90
-180
-70
µ
A
L or M Pin Voltage
(Positive Current)
X Pin Voltage
(Negative Current)
M Pin Voltage
(Negative Current)
V
L
, V
M
V
X
V
M
I
L
or I
M
= 50
µ
A
1.90
2.50
3.00
V
I
L
or I
M
= 225
µ
A
2.30
2.90
3.30
I
X
= -50
µ
A
1.26
1.33
1.40
V
I
X
= -150
µ
A
1.18
1.24
1.30
I
M
= -50
µ
A
1.24
1.31
1.39
V
I
M
= -150
µ
A
1.13
1.19
1.25
Maximum Duty
Cycle Reduction
Onset Threshold
Current
I
L(DC)
or
I
M(DC)
T
J
= 25 °C
40
60
75
µ
A
35
M
12/04
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