TOP257PN View Datasheet(PDF) - Power Integrations, Inc
Part Name
Description
Manufacturer
TOP257PN Datasheet PDF : 50 Pages
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TOP252-262
Parameter
Symbol
Conditions
SOURCE = 0 V; TJ = -40 to 125 °C
(Unless Otherwise Specified)
Multi-Function (M), Voltage Monitor (V) and External Current Limit (X) Inputs
Output Overvoltage
Latching Shutdown
Threshold Current
IOV(LS)
TJ = 25 °C
V or M Pin Reset Voltage
Remote ON/OFF
Negative Threshold
Current and Hysteresis
(M or X Pin)
VV(TH) or
VM(TH)
IREM (N)
TJ = 25 °C
TJ = 25 °C
Threshold
Hysteresis
V or M Pin Short Circuit
Current
X or M Pin Short Circuit
Current
V or M Pin Voltage
(Positive Current)
IV(SC) or
IM(SC)
IX(SC) or
IM(SC)
VV or VM
TJ = 25 °C
VX, VM = 0 V
IV or IM = IOV
VV, VM = VC
Normal Mode
Auto-Restart Mode
IV or IM = IUV
TOP252-TOP257
TOP258-TOP262
V or M Pin Voltage
Hysteresis (Positive
Current)
VV(hyst) or
VM(hyst)
IV or IM = IOV
X or M Pin Voltage
(Negative Current)
Maximum Duty Cycle
Reduction Onset
Threshold Current
VX or VM
IV(DC) or
IM(DC)
IX or IM = -50 mA
IX or IM = -150 mA
IC ≥ IB, TJ = 25 °C
Maximum Duty Cycle
Reduction Slope
TJ = 25 °C
IV(DC) < IV <48 mA or
IM(DC) < IM <48 mA
IV or IM ≥48 mA
Remote OFF DRAIN
Supply Current
Remote ON Delay
ID(RMT)
tR(ON)
VDRAIN = 150 V
X, V or M Pin
Floating
V or M Pin Shorted to
CONTROL
From Remote ON to Drain
Turn-On
See Note B
66 kHz
132 kHz
Remote OFF
Setup Time
Frequency Input
FREQUENCY Pin
Threshold Voltage
tR(OFF)
Minimum Time Before Drain
Turn-On to Disable Cycle
See Note B
66 kHz
132 kHz
VF
See Note B
FREQUENCY Pin
Input Current
IF
TJ = 25 °C
VF = VC
Min
269
0.8
-35
300
-260
-95
2.10
2.79
2.83
0.2
1.23
1.15
18.9
10
34
Rev. H 06/13
Typ
336
1.0
-27
5
400
-200
-75
2.8
3.0
3.0
0.5
1.30
1.22
22.0
-1.0
-0.25
0.6
1.0
3.0
1.5
3.0
1.5
2.9
55
Max Units
403
mA
1.6
V
-20
mA
500
mA
-140
mA
-55
3.20
3.21
V
3.25
V
1.37
V
1.29
24.2
mA
%/mA
1.0
mA
1.6
ms
ms
V
90
mA
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