12a digital picodlynx, Non-isolated dc-dc power modules, Data sheet – GE Industrial Solutions 12A Digital PicoDLynx User Manual
Page 18
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 18
Table 2. General recommended values of of R
TUNE
and C
TUNE
for Vin=12V and various external ceramic capacitor
combinations.
Table 3. Recommended values of R
TUNE
and C
TUNE
to obtain
transient deviation of 2% of Vout for a 6A step load with
Vin=12V.
Vo
5V
3.3V
2.5V
1.8V
1.2V
0.6V
Co
5x47
μF
1x47
μF
+
330
μF
Polymer
3x47
μF
+
330
μF
Polymer
1x47
μF +
2x330
μF
Polymer
1x47
μF +
3x330
μF
Polymer
3x47
μF +
6x330
μF
Polymer
R
TUNE
330 330 270 270 220 180
C
TUNE
1500pF 2700pF 3300pF 5600pF 10nF
47nF
ΔV
99mV 58mV 47mV 34mV 24mV 12mV
Note: The capacitors used in the Tunable Loop tables are
47 μF/3 mΩ ESR ceramic and 330 μF/12 mΩ ESR polymer
capacitors.
Co
1x47
μF 2x47μF
4x47
μF
6x47
μF
10x47
μF
R
TUNE
330 330 330 330 220
C
TUNE
100pF 560pF 1500pF 2200pF 10nF
Co
20x47
μF
R
TUNE
180
C
TUNE
6800pF