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UFEC40-48S05W Datasheet(PDF) 2 Page - Power Mate Technology Co., LTD |
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UFEC40-48S05W Datasheet(HTML) 2 Page - Power Mate Technology Co., LTD |
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2 / 4 page  2 www.PDUKE.com 2014/6/5 INPUT SPECIFICATIONS Parameter Conditions Min. Typ. Max. Unit Operating input voltage range 24Vin(nom) 48Vin(nom) 9.5 18 24 48 36 75 VDC Input fuse (slow blow) 24Vin(nom) 48Vin(nom) 8 4 A In-rush current 15 A Input reflected ripple current Nominal input and Full load 15 mAp-p Start up voltage 24Vin(nom) 48Vin(nom) 9.5 18 VDC Shutdown voltage 24Vin(nom) 48Vin(nom) 8 16 VDC Start up time Constant resistive load Power up Remote ON/OFF 100 20 ms Input surge voltage 100ms, max. 24Vin(nom) 48Vin(nom) 50 100 VDC Positive logic (Standard) DC-DC ON DC-DC OFF Open or 3 ~ 12VDC Short or 0 ~ 1.2VDC Referred to –Vin pin Negative logic (Option) DC-DC ON DC-DC OFF Short or 0 ~ 1.2VDC Open or 3 ~ 12VDC Remote ON/OFF Input current of Ctrl pin -0.5 0.5 mA Remote off input current 24Vin(nom) 48Vin(nom) 10 5 mA OUTPUT SPECIFICATIONS Parameter Conditions Min. Typ. Max. Unit Voltage accuracy 3.3Vout Others -1.5 -1.0 +1.5 +1.0 % Line regulation Low Line to High Line at Full Load -0.5 +0.5 % Load regulation No Load to Full Load 3.3Vout Others -1.5 -1.0 +1.5 +1.0 % Cross regulation Asymmetrical load 25%/100% FL Dual -5.0 +5.0 % Voltage adjustability Single output 28Vout Others -3 -10 +17 +10 % Ripple and noise Measured by 20MHz bandwidth Single Dual 3.3Vout, 5Vout, 12Vout, 15Vout 24Vout, 28Vout All 50 75 100 100 mVp-p Temperature coefficient -0.02 +0.02 %/ ℃ Transient response recovery time 25% load step change 250 µ s Over voltage protection Zener diode clamp 3.3Vout 5Vout 12Vout 15Vout 24Vout 28Vout 3.9 6.2 15 18 30 36 VDC Output indicator Green LED Over load protection % of Iout rated 150 % Short circuit protection Continuous, automatics recovery GENERAL SPECIFICATIONS Parameter Conditions Min. Typ. Max. Unit Isolation voltage 1 minute Input to Output Input (Output) to Chassis 1600 1600 VDC Isolation resistance 500VDC 1 G Isolation capacitance 4500 pF Switching frequency 270 300 330 kHz Safety meets UL60950-1 EN60950-1 IEC60950-1 Chassis material Aluminum Weight 122g (4.29oz) MTBF MIL-HDBK-217F, Full load 6.080 x 10 5 hrs |
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