GE Industrial Solutions NQR002A0X4 - Manual (Page 17)

Preliminary Data Sheet
February 28, 2012 NQR002A0X4: Non-Isolated DC-DC Power Modules
3 – 14Vdc input; 0.6Vdc to 5.5Vdc Output; 2A output current
LINEAGE POWER 17
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)
CI1 TBD
CI2 TBD
CO1 TBD
CTune TBD
RTune TBD
RTrim 10k Ω SMT resistor (can be 1206, 0805 or 0603 size, recommended tolerance of 0.1%)
MODULE
VOUT
SENSE
GND
TRIM
RTUNE
CTUNE
RTrim
VIN
CO1
+
CI2 CI1
Vin+ Vout+
ON/OFF
Q3