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VKA75MS24C Datasheet(PDF) 2 Page - Murata Power Solutions Inc. |
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VKA75MS24C Datasheet(HTML) 2 Page - Murata Power Solutions Inc. |
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2 / 4 page  SPECIFICATIONS, ALL MODELS Specifications are at T CASE = +40°C nominal input voltage unless otherwise specified. PARAMETER CONDITIONS MIN TYP MAX UNITS INPUT Voltage Range VKA75LS 18 24 36 VDC VKA75MS 33 48 75 VDC Maximum Input Current VKA75LS V IN = 16VDC 5.5 A VKA75MS V IN = 27VDC 3.3 A Reflected Ripple Current Peak - Peak 20 mA Input Ripple Rejection DC to 1KHz 50 60 dB No Load Input Current LS/MS 50/100 mA Power Dissipation LS/MS No Load 3.6/4.8 W Standby, Primary On/Off Disabled LS/MS 0.18/0.4 W Inrush Charge V IN = VINmax. VKA75LS 0.520 mC VKA75MS 0.360 mC Quiescent Operating Current Primary On/Off Disabled 8 12 mA NOTES: (1) See Typical Performance Curves, page 3 (2) Continuous Mode (3) See graphs for Efficiency vs. Output Load, V IN, TCASE (4) 3.3V Models Limited in Trim Down Range (5) Consult Factory for Details PARAMETER CONDITIONS MIN TYP MAX UNITS OUTPUT Rated Power 0 75 W Set point Accuracy 1 % Line Regulation High Line to Low Line 0.02 0.05 % Load Regulation No Load to Rated Load 0.2 0.5 % Output Temperature Drift ±.02 %/°C Output Ripple, p-p DC to 20MHz BW 1% V OUT, Nom Output Current Limit Inception 130% 150% l OUT, Nom Output Short-Circuit Current (2) test 120% 150% l OUT, Nom Output Overvoltage Limit 125% 135% V Transient Response 50 to 100% Load Step Peak Deviation di/dt = 1.0A/ μSec 2% V OUT, Nom Settling Time V OUT, 1% of Nominal Output 100 μSec PARAMETER CONDITIONS MIN TYP MAX UNITS ISOLATION Input to Output Peak Test for 2 Seconds 1500 VDC Input to Baseplate 1500 VDC Output to Baseplate 500 VDC Resistance 10 M Ω Capacitance 2000 pF Leakage Current V ISO = 240VAC, 60Hz 180 μA, rms GENERAL Efficiency, Line, Load, Temp. (3) Switching Frequency 400 420 440 KHz Remote Sense Compensation 0.5 V Output Voltage Adjust Range 12V & higher(4) -50% / +25% V OUT, Nom Remote On/Off Control Inputs Primary Open Collector/Drain Sink Current-Logic Low 1.0 mA Vlow 0.4 V Vhigh Open Collector Turn-on Time Within 1% of Rated Output 10.0 12.5 mSec Weight 85 (3.0) g (oz.) TEMPERATURE Operation/Specification Case Temperature -40 +25 +100 °C Storage Case Temperature -55 +25 +125 °C Shutdown Temperature Case Temperature +100 +115 °C Thermal Impedance, case-ambient 7.1 °C/W Lead Solder Temperature 10 Seconds max +300 °C MCD_VKA75C Series.D01 Page 2 of 4 Technical enquiries - email: mk@murata-ps.com, tel: +44 (0)1908 615232 www.murata-ps.com VKA75xSC Series 75 Watt Single Output Half Brick DC/DC Converter |
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