12a digital picodlynx, Non-isolated dc-dc power modules, Data sheet – GE Industrial Solutions 12A Digital PicoDLynx User Manual

Page 18

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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

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