DP8105 5A DC-DC Intelligent dPOL Data Sheet
8V to 14V Input
•
0.7V to 5.5V Output
4.3
Protection Specifications
Parameter
Conditions/Description
Output Overcurrent Protection
Type
Threshold
Threshold Accuracy
Output Overvoltage Protection
Type
Threshold
Threshold Accuracy
Delay
Turn Off Behavior
3
Min
Nom
Max
Units
Default
Programmable
Default
Programmable in 11 steps
Non-Latching, 130ms period
Latching/Non-Latching
132
36
132
-20
+20
%
IOUT
%
IOUT
%I
OCP.SET
Default
Programmable
Default
Programmable in 10% steps
Measured at V
O.SET
=2.5V
From instant when threshold is exceeded until
the turn-off command is generated
Default
Programmable to
Output Undervoltage Protection
Default
Programmable
Default
Programmable in 5% steps
Measured at V
O.SET
=2.5V
From instant when threshold is exceeded until
the turn-off command is generated
3
Non-Latching, 130ms period
Latching/Non-Latching
130
110
130
-2
6
Emergency Off
Critical Off / Emergency Off
Non-Latching, 130ms period
Latching/Non-Latching
75
75
90
-2
6
Sequenced Off
Sequenced / Critical Off
Non-Latching, 130ms period
Latching/Non-Latching
120
110
-5
5
6
Sequenced Off
Sequenced / Critical Off
2
2
%V
O.SET
%V
O.SET
%V
OVP.SET
µs
Type
Threshold
Threshold Accuracy
Delay
Turn Off Behavior
%V
O.SET
%V
O.SET
%V
UVP.SET
µs
Default
Programmable to
Overtemperature Protection
Default
Programmable
Temperature is increasing
Temperature is decreasing after the module was
4
shut down by OTP
From instant when threshold is exceeded until
the turn-off command is generated
Default
Programmable to
Tracking Protection (when Enabled)
Type
Turn Off Threshold
Turn On Threshold
Threshold Accuracy
Delay
Turn Off Behavior
3
°C
°C
°C
µs
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.
BCD.00261 Rev. 1.0, 12 Feb 2013
www.power-one.com
Page 4 of 35
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