GE Industrial Solutions TLynx - Manual (Page 18)

Data Sheet
August 13, 2013 TLynx TM : Non-isolated DC-DC Power Modules:
2.4 – 5.5Vdc input; 0.6Vdc to 3.63Vdc output; 20A output current
LINEAGE POWER 18
Example Application Circuit
Requirements:
Vin:
3.3V
Vout: 1.8V
Iout: 15A max., worst case load transient is from 10A to 15A
ΔVout: 1.5% of Vout (27mV) for worst case load transient
Vin, ripple 1.5% of Vin (50mV, p-p)
MODULE
TRIM
VOUT
S+
RTUNE
GND
CTUNE
RTrim
CO1
VIN
+
CI2 CI1
Vout+ Vin+
Q1
ON/OFF
S-
+
CO2
CI1 200uF/16V bulk electrolytic
CI2 5 x 47 μF/6.3V ceramic capacitor (e.g. Murata GRM32ER60J476ME20)
CO1 6 x 47 μF/6.3V ceramic capacitor (e.g. Murata GRM32ER60J476ME20)
CO2 2 x 470 μF/2.5V Low ESR Polymer/poscap (e.g. Sanyo Poscap 2R5TPL470M7)
CTune 330nF/50V ceramic capacitor (can be 1206, 0805 or 0603 size)
RTune 27 ohms SMT resistor (can be 1206, 0805 or 0603 size)
RTrim 1k Ω SMT resistor (can be 1206, 0805 or 0603 size, recommended tolerance of 0.1%)