Module, 12v tlynx, 20a: non-isolated dc-dc power modules – GE Industrial Solutions 12V TLynx 20A User Manual
Page 21: Data sheet
GE
Data Sheet
12V TLynx
TM
20A: Non-Isolated DC-DC Power Modules
4.5Vdc –14Vdc input; 0.69Vdc to 5.5Vdc output; 20A Output Current
May 2, 2013
©2013 General Electric Company. All rights reserved.
Page 21
Example Application Circuit
Requirements:
Vin:
12V
Vout:
1.8V
Iout:
15A max., worst case load transient is from 10A to 15A
ΔVout:
1.5% of Vout (36mV) for worst case load transient
Vin, ripple
1.5% of Vin (180mV, p-p)
MODULE
TRIM
VOUT
S+
RTUNE
GND
CTUNE
RTrim
CO1
VIN
+
CI2
CI1
Vout+
Vin+
Q1
ON/OFF
S-
+
CO2
CI1
2 x 22
μF/16V ceramic capacitor (e.g. Murata GRM32ER61C226KE20)
CI2
200
μF/16V bulk electrolytic
CO1
5 x 47
μF/6.3V ceramic capacitor (e.g. Murata GRM31CR60J476ME19)
CO2
2 x 330
μF/6.3V Polymer (e.g. Sanyo, Poscap)
CTune
22nF ceramic capacitor (can be 1206, 0805 or 0603 size)
RTune
150 ohms SMT resistor (can be 1206, 0805 or 0603 size)
RTrim
6.19k
Ω SMT resistor (can be 1206, 0805 or 0603 size, recommended tolerance of 0.1%)
MODULE