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DP8105 Arkusz danych(PDF) 4 Page - Power-One

Numer części DP8105
Szczegółowy opis  8V to 14V Input , 0.7V to 5.5V Output
PDF  35 Pages
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Producent  POWER-ONE [Power-One]
Strona internetowa  http://www.power-one.com
Logo POWER-ONE - Power-One

DP8105 Arkusz danych(HTML) 4 Page - Power-One

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DP8105 5A DC-DC Intelligent dPOL Data Sheet
8V to 14V Input •••• 0.7V to 5.5V Output
BCD.00261 Rev. 1.0, 12 Feb 2013
www.power-one.com
Page 4 of 35
4.3
Protection Specifications
Parameter
Conditions/Description
Min
Nom
Max
Units
Output Overcurrent Protection
Type
Default
Programmable
Non-Latching, 130ms period
Latching/Non-Latching
Threshold
Default
Programmable in 11 steps
36
132
132
%IOUT
%IOUT
Threshold Accuracy
-20
+20
%IOCP.SET
Output Overvoltage Protection
Type
Default
Programmable
Non-Latching, 130ms period
Latching/Non-Latching
Threshold
Default
Programmable in 10% steps
110
130
130
%VO.SET
%VO.SET
Threshold Accuracy
Measured at VO.SET=2.5V
-2
2
%VOVP.SET
Delay
From instant when threshold is exceeded until
the turn-off command is generated
6
µ
s
Turn Off Behavior
3
Default
Programmable to
Emergency Off
Critical Off / Emergency Off
Output Undervoltage Protection
Type
Default
Programmable
Non-Latching, 130ms period
Latching/Non-Latching
Threshold
Default
Programmable in 5% steps
75
75
90
%VO.SET
%VO.SET
Threshold Accuracy
Measured at VO.SET=2.5V
-2
2
%VUVP.SET
Delay
From instant when threshold is exceeded until
the turn-off command is generated
6
µ
s
Turn Off Behavior
3
Default
Programmable to
Sequenced Off
Sequenced / Critical Off
Overtemperature Protection
Type
Default
Programmable
Non-Latching, 130ms period
Latching/Non-Latching
Turn Off Threshold
Temperature is increasing
120
°
C
Turn On Threshold
Temperature is decreasing after the module was
shut down by OTP
4
110
°
C
Threshold Accuracy
-5
5
°
C
Delay
From instant when threshold is exceeded until
the turn-off command is generated
6
µ
s
Turn Off Behavior
3
Default
Programmable to
Sequenced Off
Sequenced / Critical Off
Tracking Protection (when Enabled)
3 Sequenced Off: The turn-off follows the turn-off delay and slew-rate settings; Critical Off: At turn-off both low and high switches are
immediately disabled; Catastrophic Off: At turn-off the high side switch is disabled and the low side switch is enabled.
4
OTP clears when Overtemp Warning (Status Register TW bit) turns off.



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