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

GE
Preliminary Data Sheet
3A Analog PicoDLynx TM : Non-Isolated DC-DC Power Modules
3Vdc –14.4Vdc input; 0.6Vdc to 5.5Vdc output; 3A Output Current
December 7, 2012 ©2012 General Electric Company. All rights reserved. Page 18
Example Application Circuit
Requirements:
Vin:
12V
Vout: 1.8V
Iout: 2.25A max., worst case load transient is from 1.5A to 2.25A
ΔVout: 1.5% of Vout (27mV) for worst case load transient
Vin, ripple 1.5% of Vin (180mV, p-p)
CI1 1x22 μF/16V ceramic capacitor (e.g. Murata GRM32ER61C226KE20 or equivalent)
CI2 47 μF/16V bulk electrolytic
CO1 2 x 47 μF/6.3V ceramic capacitor (e.g. Murata GRM31CR60J476ME19 or equivalent)
CO2 None
CTune 2200pF ceramic capacitor (can be 1206, 0805 or 0603 size)
RTune 261 ohms SMT resistor (can be 1206, 0805 or 0603 size)
RTrim 10k Ω SMT resistor (can be 1206, 0805 or 0603 size, recommended tolerance of 0.1%)
VOUT
Vout+
TRIM ON/OFF
CO1
+
CI2
PGOOD
CTUNE
RTrim
RTUNE
CI1
GND
MODULE
VIN
+
CO2
SENSE
Vin+