Daitron offers a 300W version of Ultra Low Noise Power Supply model. You can choose 12V, 15V, 24V, 30V or 48Voutput voltage option.

All these voltage output models have ultra low ripple noise < 10mVp-p >.
This model is the ideal solution for engineers who need extremely low noise for your sensitive applications.
This feature can bring engineers small, light weight and high efficiency with ultra low noise feature.
You may replace linear power supplies with our ultra low noise switching power supply products.
Low conduction noise and low EMI feature can also save your resources in EMI design.

Main Feature

・Output Power:300W
・Output Voltage (DC):12V, 15V, 24V, 30V, 48V
・Ripple Noise:10mVp-p
・Reinforced insulation
・Dimension (W x H x D):110.8 x 46.8 x 193 mm * without terminal block
・Weight:950g
・Leakage Current:60μA @100Vac, 60Hz
・Cooling System:Forced air convection by external fan
・Safety Standard:62368-1, 60601-1, RoHS Compliant, Halogen Free (PCB)

Applications

・Nano Technology Instruments
・Medical Diagnosis
・Inspection Machine
・Audio Equipment
・RF transceiver

Document Download

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Specification

Model NumberPFS300A-12PFS300A-15PFS300A-24PFS300A-30PFS300A-48
InputInput Voltage RangeRating 100-240Vac Single Phase * Range : 85Vac to 264Vac
Frequency RangeRating : 50/60Hz, * Range : 47Hz to 63Hz
Input Current 100VAC/200VAC  * 14.0A / 2.0A(Io=100%)
Efficiency 100VAC/200VAC  * 180% / 83%81% / 85%83% / 87%84% / 88%
Inrush Current 100VAC / 200VAC  * 120A / 40A * When it operates under cold start
Leakage Current60uA @ 100Vac, 60Hz / 150uA @ 240Vac, 60Hz / 200uA @ 264V, 60Hz
Power Factor 100VAC/200VAC0.98 / 0.93
Model NumberPFS300A-12PFS300A-15PFS300A-24PFS300A-30PFS300A-48
OutputDC Output Voltage12V15V24V30V48V
Output Current25A20A12.5A10A6.3A
Maximum Output Power300W302.4W
Line Regulation / Load Regulation [Max]48mV / 96mV60mV / 120mV96mV / 150mV120mV / 188mV192mV / 300mV
Ripple Noise  * 210mVp-p
Model NumberPFS300A-12PFS300A-15PFS300A-24PFS300A-30PFS300A-48
Other FeatureOCP  * 3> 110% (Shut down output)
OVP  * 3> 115% (Shut down output)
Remote SensingAvailable
Remote ControlAvailable
Operation IndicatorLED lighting
Model NumberPFS300A-12PFS300A-15PFS300A-24PFS300A-30PFS300A-48
MechanicalCooling SystemForced air convection by external fan
Size (W x H x D)110.8 x 46.8 x 193 mm / 4.36 x 1.84″ x 7.60″ inch * Without terminal stand
Weight950 g
Input & Output Terminal / Signal TerminalScrew terminal / Connector
Model NumberPFS300A-12PFS300A-15PFS300A-24PFS300A-30PFS300A-48
OthersNoise ImmunityEN61000-4-2, -3, -4, -5, -6, -8, -11
Conduction NoiseEN55022-B, FCC-B, VCCI-B
Safety StandardUL60601-1, EN60601-1, CSA-C22.2 NO. 601.1-M90 UL62368-1 , CSA-C22.2, NO. 62368-1, EN62368-1
CE MarkingLow voltage directive
Model NumberPFS300A-12PFS300A-15PFS300A-24PFS300A-30PFS300A-48
Environmental ConditionOperating Temperature / Humidity– 10 degree C to + 60 degree C * With output / 30%RH to 90% RH * Non Condensing
Storage Temperature / Humidity– 20 degree C to + 85 degree C / 10%RH to 95% RH * Non Condensing
Vibration Resistance19.6m/s2 10 to 55Hz 1minute Period 1hour for each X,Y, Z direction
Shock Resistance< 196.1m/s2 11ms 1 time for each X, Y, Z direction
Model NumberPFS300A-12PFS300A-15PFS300A-24PFS300A-30PFS300A-48
IsolationIsolation Voltage
Input. Output : AC4KV for 1min Cut off current 20mA * Under normal temp & humidity condition
Input. FG : AC2KV for 1min Cut off current 20mA * Under normal temp & humidity condition
Output. FG : AC500V for 1min Cut off current 20mA * Under normal temp & humidity condition
Isolation ResistanceInput. Output , Input.FG, Output.FG DC500V >100M ohm
(1)Conditions:Ta=25 degree C Typical value at maximum output power (Inrush current value doesn’t include part of within 0.1msec to input filter) (2)The typical ripple voltage in the standard specification is a value measured using 100MHz oscilloscope in the anechoic chamber under the JEITA measuring method(Condition:Ta=25℃,Vin=100Vac Typical value at rated output)
(3)Upon over voltage or over current conditions, input power must be removed to allow unit reset to occur within a few minutes. (4)Derating is required by operating temperature. Follow the overload and specification in manual to avoid the damage of power supply.
※This power supply is intended to be used as a component of a larger system of electrical equipment.
 User is responsible for the safe design when this product is to be integrated in the equipment which reqires particularly high quality and reliability and there is a possibility to endanger persons or property by a failure or malfunction of this product.

Mechanical Drawings

Mechanical Drawings

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