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TOP244Y Datasheet(PDF) 36 Page - Power Integrations, Inc.

Part # TOP244Y
Description  Extended Power, Design Flexible EcoSmart, Integrated Off-line Switcher
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Manufacturer  POWERINT [Power Integrations, Inc.]
Direct Link  http://www.powerint.com
Logo POWERINT - Power Integrations, Inc.

TOP244Y Datasheet(HTML) 36 Page - Power Integrations, Inc.

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TOP242-250
O
11/05
36
Parameter
Symbol
Conditions
SOURCE = 0 V; T
J = -40 to 125 °C
See Figure 53
(Unless Otherwise Specified)
Min
Typ
Max
Units
MULTI-FUNCTION, LINSE-SENSE AND EXTERNAL CURRENT LIMIT INPUTS (cont.)
Maximum Duty
Cycle Reduction
Onset Threshold
Current
I
L(DC) or
I
M(DC)
T
J = 25 °C
40
60
75
µ
A
Remote OFF
DRAIN Supply
Current
I
D(RMT)
See Figure 71
V
DRAIN = 150 V
X, L or M Pin
Floating
0.6
1.0
mA
L or M Pin Shorted
to CONTROL
1.0
1.6
Remote ON Delay
t
R(ON)
From Remote ON to Drain Turn-On
See Note B
2.5
µ
s
Remote OFF
Setup Time
t
R(OFF)
Minimum Time Before Drain Turn-On
to Disable Cycle, See Note B
2.5
µ
s
FREQUENCY INPUT
FREQUENCY Pin
Threshold Voltage
V
F
See Note B
2.9
V
FREQUENCY Pin
Input Current
I
F
V
F = VC
10
40
100
µ
A
CIRCUIT PROTECTION
Self Protection
Current Limit
(See Note C)
I
LIMIT
TOP242 P/G
TOP242 Y/R/F
T
J = 25 °C
Internal
di/dt = 90 mA/µs
0.418
0.45
0.481
A
TOP243 P/G
T
J = 25 °C
Internal
di/dt = 150 mA/µs
0.697
0.75
0.802
TOP243 Y/R/F
T
J = 25 °C
Internal
di/dt = 180 mA/µs
0.837
0.90
0.963
TOP244 P/G
T
J = 25 °C
Internal
di/dt = 200 mA/µs
0.930
1.00
1.070
TOP244 Y/R/F
T
J = 25 °C
Internal
di/dt = 270 mA/µs
1.256
1.35
1.445
TOP245 P/G
T
J = 25 °C
Internal
di/dt = 220 mA/µs
1.02
1.10
1.18
TOP245 Y/R/F
T
J = 25 °C
Internal
di/dt = 360 mA/µs
1.674
1.80
1.926
TOP246 P/G
T
J = 25 °C
Internal
di/dt = 270 mA/µs
1.256
1.35
1.445
TOP246 Y/R/F
T
J = 25 °C
Internal
di/dt = 540 mA/µs
2.511
2.70
2.889
TOP247 Y/R/F
T
J = 25 °C
Internal
di/dt = 720 mA/µs
3.348
3.60
3.852


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