
GQA120 Series
,QGXVWULDO &RWV
120W Industrial
Quarter Brick Converters
GQA120 Series 1
www.emea.tdk-lambda.com/gqa
&RPP
Specication
Model GQA120
Nominal Output Voltage (1) VDC 5V 12V 15V 24V 28V 48V
Input Voltage Range VDC 9 - 36V 18 - 36V
Input Current (Maximum) A 17A 10A
Efciency(100%load,24Vinput) % 90% 89% 89% 87% 89% 91.5%
Output Voltage Adjustment VDC 4.5 - 5.5V 10.8 - 13.2V 13.5 - 16.5V 21.6 - 26.4V 25.2 - 30.8V 45.6 - 52.8V
Ripple & Noise (max) pk-pk mV 150mV 180mV 200mV 250mV 250mV 300mV
LineRegulation(typ) % 0.05% 0.05% 0.05% 0.05% 0.05% 0.05%
LoadRegulation(max) % 0.03% 0.03% 0.03% 0.03% 0.03% 0.03%
OvercurrentProtection(typ) A 37A 14.5A 12A 6.2A 5.1A 4A
OvervoltageProtection(typ) V 6.5V 15V 18V 32V 35V 54V
RemoteOn/Off - Yes;Low=ON,Open=OFF
Remote Sense - Yes Not as standard
Operating Temperature oC -40oC to +105oC
Storage Temperature oC -55oC to +125oC
Temperatureregulation % 0.5%acrossfulltemperaturerange
Cooling - Conduction,convectionorforcedair
Withstand Voltage VDC InputtoOutput1,500VDC(-NP7sufx:2,250VDC,-0P7sufx:3,000VDC),
BaseplatetoInputorOutput1,500VDC.(-NP7&-0P7sufx:2,250VDC)
IsolationResistance MΩ >10MΩ
SafetyAgencyCertications - UL60950-1,CSA60950-1,EN60950-1,CEMark
Weight(Typ) g 85g(Flangedbaseplate,openframe)
Size(LxWxH) mm Flangedversion:60.6x49.5x12.7Non-angedversion:60.6x39.5x12.7
Warranty yrs 3
Features Benets
•StandardQuarterBrickFootprint •AssistsSystemIntegration
•9-36,18-36VDCInputs •Designedfor28VDCNetworks
•Upto91.5%Efciency •EasierSystemThermalManagement
•Upto105°CBaseplateTemperatures •SuitableforConductionCooling
•1,500VDCIsolation(2,250VDCor3,000VDCoption) •ForRuggedEnvironments
Notes: SeeInstallationManualforfulldetails,testmethodsofparametersandapplicationnotes
(1)Upto50Vinputtransientfor1second