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TOP264VG 数据表(PDF) 25 Page - Power Integrations, Inc.

部件名 TOP264VG
功能描述  Integrated Off-Line Switcher with EcoSmart Technology for Highly Efficient Power Supplies
PDF  36 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  POWERINT [Power Integrations, Inc.]
网页  http://www.powerint.com
标志 POWERINT - Power Integrations, Inc.

TOP264VG 数据表(HTML) 25 Page - Power Integrations, Inc.

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Rev. B 03/10
25
TOP264-271
www.powerint.com
Parameter
Symbol
Conditions
SOURCE = 0 V; T
J = -40 to 125 °C
(Unless Otherwise Specified)
Min
Typ
Max
Units
Voltage Monitor (V) and External Current Limit (X) Inputs (cont.)
Output Overvoltage
Latching Shutdown
Threshold Current
I
OV(LS)
T
J = 25 °C
269
336
403
mA
V Pin Remote
ON/OFF Voltage
V
V(TH)
T
J = 25 °C
0.8
1.0
1.6
V
X Pin Remote ON/OFF
and Latch Reset
Negative Threshold
Current and Hysteresis
I
REM (N)
T
J = 25 °C
Threshold
-35
-27
-20
mA
Hysteresis
5
V Pin Short Circuit
Current
I
V(SC)
T
J = 25 °C
V
V = VC
300
400
500
mA
X Pin Short Circuit
Current
I
X(SC)
V
X = 0 V
Normal Mode
-260
-200
-140
mA
Auto-Restart Mode
-95
-75
-55
V Pin Voltage
(Positive Current)
V
V
I
V = IOV
TOP264-TOP271
2.83
3.0
3.25
V
V Pin Voltage Hysteresis
(Positive Current)
V
V(hyst)
I
V = IOV
0.2
0.5
V
X Pin Voltage
(Negative Current)
V
X
I
X = -50 mA
1.23
1.30
1.37
V
I
X = -150 mA
1.15
1.22
1.29
Maximum Duty Cycle
Reduction Onset
Threshold Current
I
V(DC)
I
C ≥ IB, TJ = 25 °C
18.9
22.0
24.2
mA
Maximum Duty Cycle
Reduction Slope
T
J = 25 °C
I
V(DC) < IV <48 mA
-1.0
%/
mA
I
V ≥48 mA
-0.25
Remote-OFF DRAIN
Supply Current
I
D(RMT)
V
DRAIN = 150 V
X or V Pin Floating
0.6
1.0
mA
V Pin Shorted to
CONTROL
1.0
1.6
Remote-ON Delay
t
R(ON)
From Remote-ON to Drain
Turn-On
See Note C
66 kHz
3.0
ms
132 kHz
1.5
Remote-OFF
Set-up Time
t
R(OFF)
Minimum Time Before Drain
Turn-On to Disable Cycle
See Note C
66 kHz
3.0
ms
132 kHz
1.5
Frequency Input
FREQUENCY Pin
Threshold Voltage
V
F
See Note B
2.9
V
FREQUENCY Pin
Input Current
I
F
T
J = 25 °C
V
F = VC
10
55
90
mA



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