GE Industrial Solutions 12A Analog PicoDLynx - Manual (Page 18)

GE
Data Sheet
12A Analog PicoDLynx TM : Non-Isolated DC-DC Power Modules
3Vdc –14.4Vdc input; 0.6Vdc to 5.5Vdc output; 12A Output Current
August 13, 2013 ©2013 General Electric Corporation. All rights reserved. Page 18
Example Application Circuit
Requirements:
Vin:
12V
Vout: 1.8V
Iout: 9A max., worst case load transient is from 6A to 9A
∆Vout: 1.5% of Vout (27mV) for worst case load transient
Vin, ripple 1.5% of Vin (180mV, p-p)
CI1 Decoupling cap - 1x0.01µF/16V ceramic capacitor (e.g. Murata LLL185R71E103MA01)
CI2 2x22µF/16V ceramic capacitor (e.g. Murata GRM32ER61C226KE20)
CI3 470µF/16V bulk electrolytic
CO1 Decoupling cap - 1x0.01µF/16V ceramic capacitor (e.g. Murata LLL185R71E103MA01)
CO2 2 x 47µF/6.3V ceramic capacitor (e.g. Murata GRM31CR60J476ME19)
CO3 1 x 330µF/6.3V Polymer (e.g. Sanyo Poscap)
CTune 3300pF ceramic capacitor (can be 1206, 0805 or 0603 size)
RTune 270 ohms SMT resistor (can be 1206, 0805 or 0603 size)
RTrim 10kΩ SMT resistor (can be 1206, 0805 or 0603 size, recommended tolerance of 0.1%)
VOUT
Vout+
TRIM ON/OFF
CO1
+
CI3
PGOOD
CTUNE
RTrim
RTUNE
CI1
GND
MODULE
VIN
+
SENSE
Vin+
CI2 CO2
VOUT
CO3