Owner manual

GE
Data Sheet
12A Digital PicoDLynx
TM
: Non-Isolated DC-DC Power Modules
3Vdc –14.4Vdc input; 0.45Vdc to 5.5Vdc output; 12A Output Current
November 19, 2013
©2013 General Electric Corporation.
All rights reserved.
Page 3
Electrical Specifications (continued)
Parameter Device Symbol Min Typ Max Unit
Output Voltage Set-point (with 0.1% tolerance for external
resistor used to set output voltage)
All V
O, set
-1.0 +1.0 % V
O, set
Output Voltage (Over all operating input voltage, resistive
load, and temperature conditions until end of life)
All V
O, set
-3.0
⎯
+3.0 % V
O, set
Adjustment Range (selected by an external resistor)
(Some output voltages may not be possible depending on the
input voltage – see Feature Descriptions Section)
All V
O
0.6 5.5 Vdc
PMBus Adjustable Output Voltage Range All V
O
,adj -25 0 +25 %V
O,set
PMBus Output Voltage Adjustment Step Size All 0.4 %V
O,set
Remote Sense Range All 0.5 Vdc
Output Regulation (for V
O
 2.5Vdc)
Line (V
IN
=V
IN, min
to V
IN, max
) All
⎯
+0.4 % V
O, set
Load (I
O
=I
O, min
to I
O, max
) All
⎯
10 mV
Output Regulation (for V
O
< 2.5Vdc)
Line (V
IN
=V
IN, min
to V
IN, max
) All
⎯
5 mV
Load (I
O
=I
O, min
to I
O, max
) All
⎯
10 mV
Temperature (T
ref
=T
A, min
to T
A, max
) All
⎯
0.4 % V
O, set
Output Ripple and Noise on nominal output
(V
IN
=V
IN, nom
and I
O
=I
O, min
to I
O, max
Co = 0.1F // 22 F ceramic
ca
p
acitors)
Peak-to-Peak (5Hz to 20MHz bandwidth) All
⎯
50 100 mV
pk-pk
RMS (5Hz to 20MHz bandwidth) All 20 38 mV
rms
External Capacitance
1
Without the Tunable Loop
TM
ESR  1 m All C
O, max
22
⎯
47 F
With the Tunable Loop
TM
ESR  0.15 m All C
O, max
22
⎯
1000 F
ESR  10 m All C
O, max
22
⎯
5000 F
Output Current (in either sink or source mode) All I
o
0 12 Adc
Output Current Limit Inception (Hiccup Mode)
(current limit does not operate in sink mode)
All I
O, lim
130 % I
o,max
Output Short-Circuit Current All I
O, s/c
0.92 Arms
(V
O
250mV) ( Hiccup Mode )
Efficiency V
O,set
= 0.6Vdc  76.4 %
V
IN
= 12Vdc, T
A
=25°C V
O, set
= 1.2Vdc  86.0 %
I
O
=I
O, max ,
V
O
= V
O,set
V
O,set
= 1.8Vdc  89.9 %
V
O,set
= 2.5Vdc  92.2 %
V
O,set
= 3.3Vdc  93.6 %
V
O,set
= 5.0Vdc  95.4 %
Switching Frequency All f
sw
⎯
600
⎯
kHz
1
External capacitors may require using the new Tunable Loop
TM
feature to ensure that the module is stable as well as getting the best
transient response. See the Tunable Loop
TM
section for details.