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FED20-48D05W Datasheet(PDF) 2 Page - Astrodyne Corporation |
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FED20-48D05W Datasheet(HTML) 2 Page - Astrodyne Corporation |
2 / 3 page Isolated and Regulated 20 WATT Modular DC/DC Converters FED20W series WWW.ASTRODYNETDI.COM ASTRODYNE USA: 1-800-823-8082 ASTRODYNE PACIFIC: 886-2-26983458 INPUT SPECIFICATIONS I/P Voltage Range (24/48V Nom.) 9-36 / 18-75VDC Voltage Surge (100mS max) 24 V: 50 VDC; 48 V: 100 VDC Under Voltage Lockout 24 VDC I/P DC/DC ON: 9 VDC OFF: 7.5 VDC 48 VDC I/P DC/DC ON: 15 VDC OFF: 18 VDC Input Filter Pi Type Input Voltage Variation (dv/dt) 5V/rms, max. to ETS300 132 part 4.4 Input Reflected Ripple Current 20mA p-p Start Up Time (Power Up or RC) 20mS, typ. On/Off Control Positive Logic:(Ref to - Input) is standard. ON = Open or 3V < Vr < 12V OFF = Short or 0V < Vr < 1.2V Negative Logic: (optional) ON = Short or 0V < Vr < 1.2V OFF = Open or 3V < Vr < 12V Efficiency See Selection Chart OUTPUT SPECIFICATIONS Voltage and Current See Selection Chart Load Regulation NL-FL Singles: ±0.5% Duals: ±1% Cross Regulation (Dual 25%-FL) ±5% Voltage Adjustability (Single O/P) ±10% Line Regulation (Single/Dual) ±0.2% / ±0.5% Temperature Coefficient ±0.02%/°C, max. Ripple/Noise See Selection Chart Voltage Accuracy ± 1% Transient Response Recovery 25% Load Step Change 250 microSeconds Short Circuit Protection Continuous Hiccup, self-recovering Overvoltage Protection, Zener Diode Clamp: 3.3V Output 3.9Volts 5V Output 6.2Volts 12V Output 15Volts 15V Output 18Volts Overload Protection 150% of FL Rating, typ. GENERAL SPECIFICATIONS Input-Out Isolation 1600VDC In/Out Capacitance 1500 pF, max. Isolation Resistance 10000 M Ohms Switching Frequency 400Khz, typ ENVIRONMENTAL SPECIFICATIONS Oper. Temperature -40 to +105°C (see derate curve) Relative Humidity 5-95% Storage Temperature -55 to +125°C * Maximum Case Temp 105°C * Thermal Impedance Convection: 12°C/Watt Convection w. Heatsink: 10°C/Watt Thermal Shock MIL-STD-810D Vibration 10-55Hz 10G 30 min. on X, Y, Z axes MTBF BELLCORE TR-NWT-000322 Case 1: 50% Stress, Temp. @ 40°C 1.691 MHrs MIL-HDBK-217F TA=25°C FL, Ground Benign, Controlled Environment 562.9 KHrs EMI EN55022A ESD EN61000-4-2 Criteria B Radiated Immunity EN61000-4-3 Criteria A EFT EN61000-4-4B Criteria B Surge EN61000-4-5B Criteria B Conducted Immunity EN61000-4-6A Criteria A PHYSICAL SPECIFICATIONS Case Material Nickel-Coated Copper w. FR4 Base Construction Encapsulated w, UL94-V0 Epoxy Dimensions 2”L x 1”W x 0.4”H (50.8 x 25.4 x 10.2mm) Weight 0.95oz (27g) * These are stress ratings. Exposure of the devices to any of these conditions may adversely affect long term reliability. Proper operation under conditions other than the standard operating conditions is neither warranteed nor implied. All specifications are typical at nominal input, full load, and 25DegC unless otherwise noted |
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