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| DC-DC 25 Watts JCL Series * * * * * * * 2:1 Input Range High Efficiency up to 90% xppower.com -40 C to +100 C Operating Temperature Fixed 300 kHz Switching Frequency Regulated Single Outputs Continuous Short Circuit Protection Six-sided Metal Case or Open Frame Specification Input Input Voltage Range Input Current Input Filter Undervoltage Lockout * 24 VDC (18-36 VDC) 48 VDC (36-75 VDC) * See table * Pi network * Turn on >71% nominal input, Turn off <67% nominal input General Efficiency Isolation Voltage * See table * 1500 VDC Input to Output 1500 VDC Input to Case -V Output is connected to case * 300 kHz typical * >750 kHrs to MIL-STD-217F Switching Frequency MTBF Output Output Voltage Output Voltage Adj Minimum Load Line Regulation Load Regulation Setpoint Accuracy Ripple & Noise See table 10% No minimum load required 0.5% max 0.5% max from 10% to full load 1.0% max 1.8 V, 2.5 V, 3.3 V & 5.0 V models 75 mV pk-pk max (20 MHz bandwidth) 12.0 V & 15.0 V models 100 mV pk-pk max (20 MHz bandwidth) * 5% max deviation, recovery to within 1% in 300 s for a 25% load change * 0.02%/C * * * * * * * Environmental Operating Temperature Case Temperature Storage Temperature Cooling Operating Humidity Shock Vibration -40 C to +100 C (see derating curve) +100 C max -55 C to +125 C Convection-cooled Up to 90%, non-condensing 30 g, half sine wave 18 ms pulse applied 3 times on each of 6 axes * 5-500 Hz, 3 g, for 10 mins on each of 3 axes * * * * * * Transient Response EMC Emissions * EN55022, Level A conducted & radiated with external components - contact technical sales * EN61000-4-2, Level 2 Perf Criteria A * EN61000-4-3, 3 V/m Perf Criteria A * EN61000-4-6, 3 V rms Perf Criteria A Temperature Coefficient Overvoltage Protection * 1.8 V & 2.5 V models 3.3 V typical, 3.3 V models 3.9 V typical, 5.0 V models 6.2 V typical, 12.0 V models 15.0 V typical, 15.0 V models 18.0 V typical Overcurrent Protection * 110-150% Short Circuit Protection * Trip & restart (hiccup mode) Remote On/Off * ON >3.5 VDC or open circuit OFF <1.8 VDC Optional negative logic, add suffix `-N' to model number Thermal Protection * Shuts down when case measures +110 C typical ESD Immunity Radiated Immunity Conducted Immunity DC-DC Models and Ratings Input Voltage Output Voltage 1.8 VDC 2.5 VDC 3.3 VDC 5.0 VDC 12.0 VDC 15.0 VDC 1.8 VDC 2.5 VDC 3.3 VDC 5.0 VDC 12.0 VDC 15.0 VDC Output Current 8.0 A 8.0 A 6.0 A 5.0 A 2.0 A 1.6 A 8.0 A 8.0 A 6.0 A 5.0 A 2.0 A 1.6 A Input Current(1) No Load Full Load 60 mA 714 mA 55 mA 749 mA 55 mA 729 mA 60 mA 1157 mA 30 mA 1149 mA 30 mA 1149 mA 30 mA 397 mA 30 mA 473 mA 40 mA 463 mA 40 mA 579 mA 20 mA 568 mA 20 mA 568 mA Efficiency 84% 88% 89% 90% 89% 89% 84% 88% 89% 80% 88% 88% JCL Model Number(2, 3) JCL2524S1V8 JCL2524S2V5 JCL2524S3V3 JCL2524S05 JCL2524S12 JCL2524S15 JCL2548S1V8 JCL2548S2V5 JCL2548S3V3 JCL2548S05 JCL2548S12 JCL2548S15 18-36 VDC 36-75 VDC Notes 1. Input currents specified at nominal 24 V or 48 V input. 2. For optional open frame version, add suffix `-U' to model number. 3. For optional negative logic Remote On/Off, add suffix `-N' to model number. Mechanical Details All dimensions are in inches (mm) Weight: 25 g (0.06 lbs) Metal Case 1.60 (40.64) 0.70 0.50 (17.78) (12.70) 0.30 0.10 (7.62) (2.54) 8 1.80 (45.72) 1.80 (45.72) 2.00 (50.80) BOTTOM VIEW 1.95 (49.50) 7 6 5 0.04 DIA (1.02) Open Frame 0.600 (15.24) 0.070 (1.78) 0.040 (1.02) 0.22min (5.60) 0.70 (17.78) 4 3 0.200 (5.08) 1 4 0.70 (17.78) 3 1 0.20 (5.08) 0.45 (11.43) 0.60 (15.24) PIN CONNECTIONS Pin Function 1 On/Off Control 3 - V Input 4 +V Input 5 Trim 6 -V Output & Case 7 +V Output 8 No Pin TOP VIEW 7 0.100 (2.54) 6 0.300 (7.62) 1.55 (39.40) 5 0.70 (17.78) 0.40 (10.16) 0.14 (3.60) 0.15 (3.80) PIN CONNECTIONS Pin Function 1 On/Off Control 3 - V Input 4 +V Input 5 Trim 6 -V Output 7 +V Output 8 No Pin Application Notes Derating Curve Derating: Metal case models above +70 C, linearly to zero power at 100 C. Open frame models above +60 C, linearly to zero power at 100 C. -3.33%/C for metal case models 100 -2.50%/C for open frame models 80 Load (%) TRIM U P 60 -Vout (5) 40 20 0 -40 -20 -Vout (5) TRIM (4) TRIM (4) External Output Trim +Vout (3) TRIM DOWN 10K ohms TRIMPOT +Vout (3) 0 10 20 30 40 50 60 Ambient Temperature (C) 70 80 90 100 Remote On/Off Control Standard ROF logic is positive. Output On >3.5 VDC or open circuit Output Off <1.8 VDC Optional ROF logic is negative (`-N' version). Output On <1.8 VDC Output Off >3.5 VDC or open circuit 17-Apr-07 |
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