Instruction Manual

GE
Data Sheet
2A PicoTLynx
TM
: Non-Isolated DC-DC Power Modules
3Vdc –14Vdc input; 0.6Vdc to 5.5Vdc output; 2A Output Current
February 26, 2013 ©2013 General Electric Company. All rights reserved. Page 3
Electrical Specifications (continued)
Parameter Device Symbol Min Typ Max Unit
Output Voltage Set-point (with 0.5% tolerance for external
resistor used to set output voltage)
All V
O, set
-1.5 +1.5 % V
O, set
Output Voltage (Over all operating input voltage, resistive
load, and temperature conditions until end of life)
All V
O, set
-2.5
⎯
+2.5 % 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
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
⎯
10 mV
Load (I
O
=I
O, min
to I
O, max
) All
⎯
5 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 = 0.1μF // 10 μF 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 mΩ All C
O
22
⎯
47 μF
With the Tunable Loop
TM
ESR ≥0.15 mΩ All C
O, max
0
⎯
1000 μF
ESR ≥ 10 mΩ All C
O, max
0
⎯
3000 μF
Output Current (in either sink or source mode) All I
o
0 2 Adc
Output Current Limit Inception (Hiccup Mode)
(current limit does not operate in sink mode)
All I
O, lim
180 % I
o,max
Output Short-Circuit Current All I
O, s/c
140 mA
(V
O
≤250mV) ( Hiccup Mode )
Efficiency V
O,set
= 0.6Vdc η 68.7 %
V
IN
= 12Vdc, T
A
=25°C V
O, set
= 1.2Vdc η
80.7
%
I
O
=I
O, max ,
V
O
= V
O,set
V
O,set
= 1.8Vdc η
85.9
%
V
O,set
= 2.5Vdc η
89
%
V
O,set
= 3.3Vdc η
91.1
%
V
O,set
= 5.0Vdc η
93.6
%
Switching Frequency All f
sw ⎯
600
⎯
kHz
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.