DCDC 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 Input Voltage Range Input Current Input Reflected Ripple Current Undervoltage Lockout Input Surge General • 12 V (9-18 VDC), 24 V (18-36 VDC), 48 V (36-75 VDC) • See table • 20 mA pk-pk through 12 µH inductor, 5 Hz to 20 MHz • 12 V models: ON 8.6 V, OFF 7.9 V typical 24 V models: ON 17.8 V, OFF 16 V typical 48 V models: ON 33.5 V, OFF 30.5 V typical • 12 V models 25 VDC for 1000 ms 24 V models 50 VDC for 1000 ms 48 V models 100 VDC for 1000 ms Output Output Voltage Output Voltage Trim Minimum Load Line Regulation Load Regulation Cross Regulation Setpoint Accuracy Start Up Time Ripple & Noise Transient Response • See table • ±10% on single outputs models only, contact sales for details • No minimum load required • ±0.5% max • Single output models: ±0.5% max Dual output models: ±1% max balanced outputs • ±5% (see note 2) • ±1% • 30 ms typical • 100 mV for 3V3 +5 V models, 150 mV for other models (see note 3) • 3% max deviation, recovery to within 1% in <250 µs for a 25% load change • 0.02%/˚C Temperature Coefficient Overvoltage Protection • 3.3 V models: 3.9 V typical 5 V models: 6.2 V typical 12 V models: 15 V typical 15 V models: 18 V typical ±12 V models: ±15 V typical ±15 V models: ±18 V typical 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 Efficiency Isolation Isolation Capacitance Switching Frequency Power Density MTBF • See table • 1600 VDC Input to Output 1600 VDC Input to Case 1600 VDC Output to Case • 1000 pF typical • 270 kHz typical • 50 W/in3 • 330 kHrs min to MIL-HDBK-217F at 25 ˚C, GB Environmental Operating Temperature • -40 ˚C to +70` ˚C, derate from 100% load at 55 °C to 60% load at 70 °C Case Temperature • +105 ˚C max Cooling • Convection-cooled Operating Humidity • 5-95% RH, non-condensing Storage Temperature • -40 ˚C to +125 ˚C EMC Emissions ESD Immunity Radiated Immunity EFT/Burst Surge Conducted Immunity Magentic Field • EN55022 class B conducted & radiated with external components, see application note • EN61000-4-2, 4 kV contact discharge, Perf Criteria B • EN61000-4-3, 3 V/m, Perf Criteria A • EN61000-4-4, level 1, Perf Criteria A* • EN61000-4-5, level 1, Perf Criteria A • EN61000-4-6, 3 Vrms, Perf Criteria A • EN61000-4-8, 1 A/m, Perf Criteria A *External input capacitor required, 220 µF/100 V. Input Voltage Output Voltage 3.3 5.0 12.0 15.0 ±12.0 ±15.0 3.3 5.0 12.0 15.0 ±12.0 ±15.0 3.3 5.0 12.0 15.0 ±12.0 ±15.0 9-18 VDC 18-36 VDC 36-75 VDC Input Current (1) No Load Full Load 100 mA 2444 mA 150 mA 3663 mA 40 mA 3663 mA 50 mA 3663 mA 30 mA 3663 mA 50 mA 3623 mA 60 mA 1208 mA 80 mA 1811 mA 30 mA 1831 mA 40 mA 1811 mA 50 mA 1831 mA 40 mA 1811 mA 40 mA 604 mA 60 mA 905 mA 20 mA 915 mA 20 mA 905 mA 30 mA 906 mA 40 mA 906 mA Output Current V V V V V V V V V V V V V V V V V V 8.00 8.00 3.33 2.67 ±1.67 ±1.33 8.00 8.00 3.33 2.67 ±1.67 ±1.33 8.00 8.00 3.33 2.67 ±1.67 ±1.33 A A A A A A A A A A A A A A A A A A Maximum Capacitive Load 21000 13000 2000 1500 ±1200 ±750 21000 13000 2000 1500 ±1200 ±750 21000 13000 2000 1500 ±1200 ±750 µF µF µF µF µF µF µF µF µF µF µF µF µF µF µF µF µF µF Efficiency Model Number 90% 91% 91% 91% 91% 92% 91% 92% 91% 92% 91% 92% 91% 92% 91% 92% 92% 92% JCK4012S3V3 JCK4012S05 JCK4012S12 JCK4012S15 JCK4012D12 JCK4012D15 JCK4024S3V3 JCK4024S05 JCK4024S12 JCK4024S15 JCK4024D12 JCK4024D15 JCK4048S3V3 JCK4048S05 JCK4048S12 JCK4048S15 JCK4048D12 JCK4048D15 Notes 1. Input current specified at nominal input. 2. Cross regulation for duals is ±5% when one output is at 100% and the other is varied between 25% and 100%. 3. Measured with 1 µF ceramic capacitor in parallel with a 10 µF electrolytic across output rails. Mechanical Details 1.0 (25.4) 0.10 (2.54) 0.40 (10.16) 4 DIA. 0.04 (1.00) 0.10 (2.54) 0.40 (10.16) 0.40 (10.16) Pin 1 2 3 4 5 6 6 5 0.20 (5.0) 0.10 (2.5) 0.10 (2.59) 0.02 (0.50) Ø 0.04 (1.00) Bottom View 2.00 (50.80) PIN CONNECTIONS Single Dual +Vin +Vin -Vin -Vin Remote On/Off Remote On/Off +Vout +Vout Com Com Trim -Vout Notes 1. 2. 3. 4. 5. 0.10 (2.54) 0.20 (5.00) 1 2 3 0.20 (5.08) 0.10 (2.54) 0.20 (5.08) min 0.60 (15.24) Application Notes Input Filter C9 C7 +Vout L1 + All dimensions are in inches (mm). Weight: 0.07 lbs (30 g) approx Pin diameter: 0.04 ±0.002 (1.0 ±0.05) Pin pitch tolerance: ±0.014 (±0.35) Case tolerance: ±0.02 (±0.5) C1 C2 C3 +Vin C4 C5 C6 - DC/DC Converter (Single) Load Com -Vin C8 C8 JCK40 Single C1 L1 12 V Common Mode 24 V 220 µF, 100 V Choke 68 µH 48 V JCK40 Dual C1 L1 12 V Common Mode 24 V 220 µF, 100 V Choke 68 µH 48 V JCK40 Single 12 V 24 V 48 V JCK40 Dual 12 V 24 V 48 V C7 1000 pF, 2 1000 pF, 2 C7 1000 pF, 2 1000 pF, 2 1000 pF, 2 C2/C3/C5]/C6 6.8 µF, 50 V 4.7 µF, 50 V 1.5 µF, 1000 V C2/C3/C5/C6 6.8 µF, 50 V 4.7 µF, 50 V 1.5 µF, 1000 V C8 kV kV kV kV kV 1000 pF, 2 1000 pF, 2 C8 1000 pF, 2 1000 pF, 2 1000 pF, 2 kV kV C4 330 µF, 100 V 220 µF, 100 V 220 µF, 100 V C4 330 µF, 100 V 220 µF, 100 V 220 µF, 100 V C9 1000 pF, 2 kV kV kV kV C7 C1 C2 C3 - External Output Trim +Vout L1 + +Vin C4 C5 C6 DC/DC Converter (Dual) -Vin 6 Com 6 Load R trim-up R trim-down -Vout 5 4 Output can be externally trimmed using this method. Contact sales for details. 21-Jan-11 DCDC JCK40 Models and Ratings