JCK4048S05

40 Watts xppower.com JCK Series 2:1 Input Range Very High Power Density Single and Dual Outputs High Efficiency - Up to 92% Remote On/Off 1600 VDC Isolation 3 Year Warranty Specification Input General Input Voltage Range 12 V (9-18 VDC), Efficiency See table 24 V (18-36 VDC), Isolation 1600 VDC Input to Output 48 V (36-75 VDC) 1600 VDC Input to Case Input Current See table 1600 VDC Output to Case Input Reflected 20 mA pk-pk through 12 H inductor, Isolation Capacitance 1000 pF typical Ripple Current 5 Hz to 20 MHz Switching Frequency 270 kHz typical 3 Undervoltage Lockout 12 V models: ON 8.6 V, OFF 7.9 V typical Power Density 50 W/in 24 V models: ON 17.8 V, OFF 16 V typical MTBF 330 kHrs min to MIL-HDBK-217F 48 V models: ON 33.5 V, OFF 30.5 V typical at 25 C, GB Input Surge 12 V models 25 VDC for 1000 ms 24 V models 50 VDC for 1000 ms Environmental 48 V models 100 VDC for 1000 ms Operating Temperature -40 C to +70 C, derate from 100% load at 55 C to 60% load at 70 C Output Case Temperature +105 C max Output Voltage See table Cooling Convection-cooled Output Voltage Trim 10% on single outputs models only, Operating Humidity 5-95% RH, non-condensing contact sales for details Storage Temperature -40 C to +125 C Minimum Load No minimum load required Line Regulation 0.5% max EMC Load Regulation Single output models: 0.5% max Dual output models: 1% max Emissions EN55022 class B conducted & radiated balanced outputs with external components, see application note Cross Regulation 5% (see note 2) ESD Immunity EN61000-4-2, 4 kV contact discharge, Setpoint Accuracy 1% Perf Criteria B Start Up Time 30 ms typical Radiated Immunity EN61000-4-3, 3 V/m, Perf Criteria A Ripple & Noise 100 mV for 3V3 +5 V models, EFT/Burst EN61000-4-4, level 1, Perf Criteria A* 150 mV for other models (see note 3) Transient Response 3% max deviation, recovery to within Surge EN61000-4-5, level 1, Perf Criteria A 1% in <250 s for a 25% load change Conducted Immunity EN61000-4-6, 3 Vrms, Perf Criteria A Temperature 0.02%/C Magentic Field EN61000-4-8, 1 A/m, Perf Criteria A Coefficient Overvoltage Protection 3.3 V models: 3.9 V typical Safety 5 V models: 6.2 V typical 12 V models: 15 V typical Safety Approvals CE (Meets all applicable directives), 15 V models: 18 V typical UKCA (Meets all applicable legislation) 12 V models: 15 V typical 15 V models: 18 V typical *External input capacitor required, 220 F/100 V. Overload Protection 115-130% of output current Short Circuit Protection Trip & restart (Hiccup mode), auto recovery Remote On/Off On = Logic High (>3.0) or Open Off = Logic Low (<1.2 V) or short pin 2 to 3 DC-DCDC-DC JCK40 Models and Ratings (1) Input Current Maximum Input Voltage Output Voltage Output Current Efficiency Model Number Capacitive Load No Load Full Load 3.3 V 8.00 A 100 mA 2444 mA 21000 F 90% JCK4012S3V3 5.0 V 8.00 A 150 mA 3663 mA 13000 F 91% JCK4012S05 12.0 V 3.33 A 40 mA 3663 mA 2000 F 91% JCK4012S12 9-18 VDC 15.0 V 2.67 A 50 mA 3663 mA 1500 F 91% JCK4012S15 12.0 V 1.67 A 30 mA 3663 mA 1200 F 91% JCK4012D12 15.0 V 1.33 A 50 mA 3623 mA 750 F 92% JCK4012D15 3.3 V 8.00 A 60 mA 1208 mA 21000 F 91% JCK4024S3V3 5.0 V 8.00 A 80 mA 1811 mA 13000 F 92% JCK4024S05 12.0 V 3.33 A 30 mA 1831 mA 2000 F 91% JCK4024S12 18-36 VDC 15.0 V 2.67 A 40 mA 1811 mA 1500 F 92% JCK4024S15 12.0 V 1.67 A 50 mA 1831 mA 1200 F 91% JCK4024D12 15.0 V 1.33 A 40 mA 1811 mA 750 F 92% JCK4024D15 3.3 V 8.00 A 40 mA 604 mA 21000 F 91% JCK4048S3V3 5.0 V 8.00 A 60 mA 905 mA 13000 F 92% JCK4048S05 12.0 V 3.33 A 20 mA 915 mA 2000 F 91% JCK4048S12 36-75 VDC 15.0 V 2.67 A 20 mA 905 mA 1500 F 92% JCK4048S15 12.0 V 1.67 A 30 mA 906 mA 1200 F 92% JCK4048D12 15.0 V 1.33 A 40 mA 906 mA 750 F 92% JCK4048D15 Notes 1. Input current specified at nominal input. 3. Measured with 1 F ceramic capacitor in parallel with a 10 F electrolytic 2. Cross regulation for duals is 5% when one output is at 100% and the other is across output rails. varied between 25% and 100%. 4. For heatsink option add -HK to the end of the part number. Mechanical Details Optional heatsink (-HK) 1.0 (25.4) DIA. 0.10 0.40 0.40 0.10 0.64 0.40 0.04 (2.54) (2.54) (10.16) (10.16) (16.3) (10.16) (1.00) 45 6 0.20 0.10 0.10 (2.54) (5.08) 0.02 (2.54) (0.50) 0.04 (1.00) Bottom View 2.00 2.00 (50.80) (50.80) 0.10 (2.54) 0.20 1 2 3 (5.08) 0.20 0.20 (5.08) Thermal Pad (5.08) 0.10 min (2.54) 0.60 (15.24) PIN CONNECTIONS Notes Pin Single Dual 1 +Vin +Vin 1. All dimensions are in inches (mm). 4. Pin pitch tolerance: 0.014 (0.35) 2 -Vin -Vin 2. Weight: 0.07 lbs (30 g) approx 5. Case tolerance: 0.02 (0.5) 3 Remote On/Off Remote On/Off 3. Pin diameter: 0.04 0.002 (1.0 0.05) 4 +Vout +Vout 5 Com Com 6 Trim -Vout