AC-DC Power Supplies DSR75 Series 75 Watts Ultra Slim Design - 32 mm xxx Series 150% Peak Load for 3 seconds Ambient Operation from -25 C to +70 C Full Load at 60 C High Efficiency - Up to 91% Volt-Free Contact for DC OK Selectable Parallel Operation 85 to 264 VAC Operation 3 Year Warranty Dimensions: DSR75: 1.26 x 4.88 x 4.69 (32.0 x 124.0 x 119.0 mm) Models & Ratings (3) (2) (1) Output Voltage Output Power Output Voltage Trim Output Current Peak Current Typical Efficiency Model Number 12 V 75 W 12.0-14.0 V 6.3 A 9.45 A 88% DSR75PS12 24 V 75 W 24.0-28.0 V 3.2 A 4.80 A 91% DSR75PS24 48 V 75 W 48.0-56.0 V 1.6 A 2.40 A 91% DSR75PS48 Notes 1. Typical efficiency at 230 VAC and full load. 2. Peak current is for a maximum of 3 s, see Application Notes. Average power is not to exceed nominal output power. 3. Output current should be limited so that nominal output power is not exceeded. Mechanical Details 4.69 (119.0) 4.47 (113.5) 1234 Pin Connector DC -V +V OK Conn Pin Designation VOUT ADJ. 1 L GREEN OK AC RED FAULT 2 N I/P PARALLEL 3 Ground SINGLE 4.88 1 DC OK (124.0) 2 DC OK DC O/P 3 -Vout DSR75 4 +Vout xppower.com LN 123 1.26 (32.0) Notes 1. All dimensions in inches (mm) 3. Tolerance: 0.02 in (0.5 mm) 2. Weight: 1.06 lbs (480g) www.xppower.com 1AC-DC Power Supplies DSR75 Series Input Characteristic Minimum Typical Maximum Units Notes & Conditions Input Voltage - Operating 85 264 VAC Input Frequency 47 50/60 63 Hz Power Factor 0.95 At 230 VAC. Conforms to EN61000-3-2 Class A Input Current - Full Load 0.8/0.4 A 115/230 VAC Inrush Current 30/60 A At 115/230 VAC. Cold start, 25 C Earth Leakage Current 1.0 mA At 264 VAC, 60 Hz Input Protection T5.0 A / 250 V internal in-line fuse Output Characteristic Minimum Typical Maximum Units Notes & Conditions Output Voltage - V1 12 48 VDC See Models and Ratings table Initial Set Accuracy 1 % At 100% load Output Voltage Adjustment % See Models and Ratings table Minimum Load 0 A No minimum load required Start Up Delay 500 ms At 100 VAC Hold Up Time 20 ms At full load Line Regulation 0.5 % Load Regulation 1 % Recovery within 1% in less than 200 s Transient Response - V1 5 % for a 50% step load change at 0.2 A/ s 100/120/240 12 V/24 V/48 V models. Measured at 20 MHz bandwidth 0-70C Ripple & Noise mV pk-pk 200/240/240 12 V/24 V/48 V models. Measured at 20 MHz bandwidth -25-0C 15 20 V 12 V model, at 115/230 VAC input Overvoltage Protection 29 40 V 24 V model, at 115/230 VAC input 58 65 V 48 V model Overload Protection 110 150 % Trip & restart. See application note. Short Circuit Protection Trip & restart (hiccup mode), auto recovery Thermal Protection 110 10 C Measured internally, recycle AC to reset Temperature Coefficient 0.03 %/C General Characteristic Minimum Typical Maximum Units Notes & Conditions Efficiency 91 % See Models & Ratings table 3000 VAC Isolation: Input to Output Input to Ground 2500 VAC Output to Ground 500 VAC 65 kHz PFC, fixed Switching Frequency 60 400 kHz Main converter, variable, at 115/230 VAC input DC OK Signal Volt free contacts rated at 60 VDC/0.3 A, 30 VDC/1.0 A or 30 VAC/0.3 A (resistive load) Output LED Green LED to indicate output on. Mean Time Between Failure 300 kHrs MIL-HDBK-217F, +25 C GB Weight 1.06 (480) lb (g) www.xppower.com 2