DC-DC Converter QHL750 Series 750 Watts 200 - 425VDC Input Range xxx Series Single Output Output Trim -40% to +10% Industry Standard Full Brick Package 3kVAC Isolation Reinforced Remote On/Off Current Share and Power Good Signals -40C to +85C Operation 3 Year Warranty Dimensions: The QHL750 extends the product range of high voltage input DC-DC modules to 750W in a full QHL750: 4.6 x 2.4 x 0.5 (116.8 x 61.0 x 12.7 mm) brick module. This series of modules enables effective construction of distributed power architectures from AC front ends, PFC front ends and battery systems. Models & Ratings (1) Input Current Input Output Ripple & Max. capacitive (1) Output Current Efficiency Model Number (2) (3) Voltage Voltage noise load No Load Full Load 12V 62.5A 10mA 2.79A 300mV 89.5% 10000 F QHL750300S12 15V 50.0A 10mA 2.81A 300mV 89.0% 10000 F QHL750300S15 300V 24V 31.2A 10mA 2.78A 400mV 90.0% 10000 F QHL750300S24 (200-425V) 28V 26.7A 10mA 2.73A 400mV 90.5% 10000 F QHL750300S28 48V 15.6A 10mA 2.75A 650mV 91.0% 8000 F QHL750300S48 Notes 1. Measured at 300VDC input. 2. Peak to peak measured at 20MHz bandwidth and 1000F electrolytic/1 F ceramic capacitors. 3. Recommended input capacitance of 330F required to reduce input ripple voltage at -40C operation or 150F for operation to -20C. See application notes. Mechanical Details 4.099(104.11) 3.949(100.30) 3.799(96.49) Pin Connections 3.649(92.68) 3.499(88.87) Pin Function 3.349(85.06) 1 -Vin 2 +Vin 16 15 14 13 12 11 3 -REM 10 -Vo 1.40 4 +REM 1 9 -Vin (35.5) -Vo 1.70 5-7 +Vout 0.90 2.0 (43.2) 8 2.40 2 -Vo (22.8) (50.8) 8-10 -Vout +Vin (61.0) 1.30 11 -Sense (33.0) - 2.25 7 3 +Vo (57.1) 12 +Sense 4 6 0.90 + +Vo (22.8) 13 Trim 5 0.75 +Vo 14 Current Share (19.0) 15 Power Good 16 Auxiliary, 7-13V/20mA 0.199(5.05) 0.40 0.50 4.20(106.7) (10.1) (12.7) Mounting Inserts 3.5 through 4 places Notes 0.20 (5.1) 1. All dimensions are in inches (mm) 2. Weight: 0.51 lbs (230 g) approx. 0.22 3. Tolerance: x.xx = 0.02 (x.x = 0.5) (5.5) x.xxx = 0.01 (x.xx = 0.25) 0.50 4.60(116.8) (12.7) www.xppower.com 1 8-0.039(1.00) 8-0.079(2.00) ON/OFF AUX IOG PC/NC TRIM +S -SDC-DC Converter QHL750 Series Input Characteristic Minimum Typical Maximum Units Notes & Conditions Input Voltage Range 200 425 VDC Input Current 1.8 3.9 A 200-425VDC input. Input Surge 475 VDC For 100ms. >185 190 195 On. Undervoltage Lockout VDC <175 480 185 Off. Lockout Hysteresis 10 VDC Input Transient Voltage 475 VDC For 100ms. Input Overvoltage Lockout 480/500 VDC Module On / Module Off. Idle Current 10 mA When output is remotely turned off. 2 Inrush Current 0.1 A s Recommended Input Fuse 10 A Fast acting type. Input Reflected Ripple Current 50 mA pk-pk Through 10 H inductor. Output Characteristic Minimum Typical Maximum Units Notes & Conditions Output Voltage 12 48 VDC See Models and Ratings table. Output Trim -40 +10 % See Application Note. Initial Set Accuracy 1.0 % At full load and 36V input. Minimum Load 0 % No minimum load required. Line Regulation 0.2 % From minimum to maximum input at full load. Load Regulation 0.5 % From 0% to full load. Maximum deviation, recovering to less than 1% in Transient Response 3.0 5.0 % 500 s for 25% step load change. Start Up Time 700 ms Output Voltage Rise Time 40 ms Ripple & Noise mV pk-pk See models and ratings table. Overload Protection 105 125 % Short Circuit Protection Continuous hiccup mode, with auto recovery. See Models and Ratings table. Minimum capacitance of Maximum Capacitive Load 1000 F required to meet specified regulations. Temperature Coefficient 0.03 %/ C Overvoltage Protection 115 125 140 % Output is on if REM+ (pin 4) is open or high (3.5-75VDC) with respect to REM- (pin 3) or -Vin (positive logic). Remote On/Off Output turns off if REM+ (pin 4) is low (<1.2VDC max) with respect to REM- (pin 3) or -Vin (see application notes). General Characteristic Minimum Typical Maximum Units Notes & Conditions Efficiency 90 % See Models and Ratings table. Isolation: Input to Output 3000 VAC 60s qualification. Reinforced insulation. Isolation: Input to Case 2500 VAC 60s qualification. Basic insulation. Isolation: Output to Case 500 VAC 60s qualification. Functional insulation. Switching Frequency 200 kHz Fixed, 15%. 9 Isolation Resistance 10 3 Power Density 135 W/in Mean Time Between Failure 370 kHrs MIL-HDBK-217F, +25C GB. Pin Material Copper with nickel and matte tin plating Case Material Plastic (DAP) with aluminium, UL94V-0 Potting Material Epoxy, UL94V-0 Solder Profile 260 C Above 250C. 3-6s. With iron 450C for <5s. Water Wash Use deionized water, do not soak. Dry thoroughly Weight 0.51 (230.0) lb (g) Environmental Characteristic Minimum Typical Maximum Units Notes & Conditions Operating Base Plate Temperature -40 +85 C Storage Temperature -55 +105 C Thermal Protection +95 C Auto recovery at 75C typical. Humidity 95 %RH Non-condensing. Altitude 2000 m Operating. Storage to 12000m. Cooling Baseplate-cooled. www.xppower.com 2