GE Industrial Solutions 2A PicoTLynx - Manual (Page 19)

GE
Data Sheet
2A PicoTLynx TM : Non-Isolated DC-DC Power Modules
3Vdc –14Vdc input; 0.6Vdc to 5.5Vdc output; 2A Output Current
February 26, 2013 ©2013 General Electric Company. All rights reserved. Page 19
Example Application Circuit
Requirements:
Vin:
12V
Vout: 1.8V
Iout: 1A max., worst case load transient is from 1A to 1.5A
ΔVout: 1.5% of Vout (27mV) for worst case load transient
Vin, ripple 1.5% of Vin (180mV, p-p)
MODULE
VOUT
SENSE
GND
TRIM
RTUNE
CTUNE
RTrim
VIN
CO1
+
CI2 CI1
Vin+ Vout+
ON/OFF
Q3
CI1 1x10 μF/16V ceramic capacitor (e.g. TDK C Series)
CI2 100 μF/16V bulk electrolytic
CO1 2x47 μF/6.3V ceramic capacitor (e.g. TDK C Series, Murata GRM32ER60J476ME20)
CTune 5600pF ceramic capacitor (can be 1206, 0805 or 0603 size)
RTune 150 ohms SMT resistor (can be 1206, 0805 or 0603 size)
RTrim 5k Ω SMT resistor (can be 1206, 0805 or 0603 size, recommended tolerance of 0.1%)