Advance Data Sheet
November 17, 2011
40A Analog Mega DLynx
TM
: Non-isolated DC-DC Power Module
4.5 – 14.4Vdc input; 0.6Vdc to 2Vdc output; 40A output current
Electrical Specifications
(continued)
Parameter
Output Voltage Set-point (with 0.1% tolerance for
external resistor used to set output voltage)
Output Voltage (Over all operating input voltage, resistive
load, and temperature conditions until end of life)
Adjustment Range (selected by an external resistor)
(Some output voltages may not be possible depending
on the input voltage – see Feature Descriptions Section)
Remote Sense Range
Output Regulation
Line (V
IN
=V
IN, min
to V
IN, max
)
Load (I
O
=I
O, min
to I
O, max
)
Temperature (T
ref
=T
A, min
to T
A, max
)
Output Ripple and Noise on nominal output
(V
IN
=V
IN, nom
and I
O
=I
O, min
to I
O, max
Co = 0.1μF // 22
μF
ceramic capacitors)
Peak-to-Peak (5Hz to 20MHz bandwidth)
RMS (5Hz to 20MHz bandwidth)
External Capacitance
1
TM
Device
All
All
All
All
All
All
All
Symbol
V
O, set
V
O, set
V
O
Min
-1.0
-3.0
0.6
Typ
Max
+1.0
Unit
% V
O, set
% V
O, set
Vdc
Vdc
mV
mV
% V
O, set
⎯
+3.0
2.0
0.5
⎯
⎯
⎯
5
10
0.4
All
All
⎯
50
20
100
38
mV
pk-pk
mV
rms
Without the Tunable Loop
ESR
≥
1 mΩ
With the Tunable Loop
ESR
≥0.15
mΩ
ESR
≥
10 mΩ
TM
All
All
All
All
All
All
V
O,set
= 0.6Vdc
V
O,set
= 1.2Vdc
V
O,set
= 1.8Vdc
All
All
All
All
All
All
All
All
TM
C
O, max
C
O, max
C
O, max
I
o
I
O, lim
I
O, s/c
η
η
η
f
sw
0
0
0
0
⎯
⎯
⎯
TBD
TBD
TBD
40
μF
μF
μF
Adc
% I
o,max
mA
%
%
%
Output Current (in either sink or source mode)
Output Current Limit Inception (Hiccup Mode)
(current limit does not operate in sink mode)
Output Short-Circuit Current
(V
O
≤250mV)
( Hiccup Mode )
Efficiency
V
IN
= 12Vdc, T
A
=25°C
I
O
=I
O, max ,
V
O
= V
O,set
Switching Frequency
Frequency Synchronization
Synchronization Frequency Range
High-Level Input Voltage
Low-Level Input Voltage
Input Current, SYNC
Minimum Pulse Width, SYNC
Maximum SYNC rise time
TBD
TBD
TBD
TBD
TBD
⎯
510
TBD
⎯
720
0.4
100
100
100
kHz
kHz
V
V
nA
ns
ns
V
IH
V
IL
I
SYNC
t
SYNC
t
SYNC_SH
2.0
External capacitors may require using the new Tunable Loop feature to ensure that the module is stable as well as
TM
getting the best transient response. See the Tunable Loop section for details.
LINEAGE
POWER
3
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
