GE Industrial Solutions 3A Digital PicoDLynx - Manual (Page 18)

GE
Data Sheet
3A Digital PicoDLynx TM : Non-Isolated DC-DC Power Modules
3Vdc –14.4Vdc input; 0.45Vdc to 5.5Vdc output; 3A Output Current
April 29, 2013 ©2013 General Electric Company. 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 1.5A step load with
Vin=12V.
Vo 5V 3.3V 2.5V 1.8V 1.2V 0.6V
Co 1x47μF 1x47μF 2x47μF 1x330 μF
Polymer
1x330 μF
Polymer
2x330 μF
Polymer
R
TUNE 270 220 180 180 180 180
C
TUNE 1500pF 1800pF 3300pF 8200pF 8200pF 33nF
ΔV 68mV 60mV 37mV 18mV 18mV 10mV
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 4x47μF 6x47μF 10x47μF
R
TUNE 270 220 180 180 180
C
TUNE 1500pF 1800pF 3300pF 4700pF 4700pF