DC-DC 5 Watts xppower.com JTB05 Series • 4:1 Input Range • DIP-24 Metal Package • Operating Temperature -25 °C to +100 °C • Input Pi Filter • Fully Regulated Single & Dual Outputs • 1500 VDC Isolation • Continuous Short Circuit Protection Specification Input General Input Voltage Range • 24 V (9-36 VDC) 48 V (18-72 VDC) Input Current (no load) • See table Input Filter • Pi network Output Output Voltage Output Voltage Balance Initial Set Accuracy Start Up Rise Time Line Regulation Load Regulation • • • • • • Cross Regulation Transient Response • • Ripple & Noise • Overcurrent Protection • Short Circuit Protection • Temperature • Coefficient See tables ±1% max, dual output models ±2% max 3 ms max ±0.5% max from high line to low line ±0.5% max single output models, ±1.0% max dual output models ±2.2% on dual output models <1.0% max deviation, recovery to within 1% in 200 µs for a 50% load change 100 mV or 1.0% pk-pk, whichever is greater, 20 MHz BW >130% constant power Continuous with auto recovery ±0.05/°C max Efficiency Isolation Switching Frequency MTBF • See table • 1500 VDC Input to Output (1000 MΩ/80 pF) • Variable 200-320 kHz • 1,000 kHrs to MIL-HDBK-217F Environmental Operating Temperature Case Temperature Storage Temperature Shock Vibration • • • • -25 °C to +100 °C (see derating curve) +100 °C max -40 °C to +100 °C 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 EMC Emissions ESD Immunity Radiated Immunity Conducted Immunity • EN55022, level A conducted & radiated with external components - see application note • 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 Input Voltage(1) Output Voltage 3.3 5.0 12.0 15.0 ±5.0 ±12.0 ±15.0 3.3 5.0 12.0 15.0 ±5.0 ±12.0 ±15.0 9-36 VDC 18-72 VDC Input Current(2) Output Current VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC VDC 1000 1000 470 400 ±500 ±230 ±190 1000 1000 470 400 ±500 ±230 ±190 No Load mA mA mA mA mA mA mA mA mA mA mA mA mA mA 15.0 15.0 15.0 15.0 25.0 25.0 25.0 7.5 7.5 7.5 12.0 12.0 12.0 12.0 mA mA mA mA mA mA mA mA mA mA mA mA mA mA Full Load 191 267 294 313 267 288 297 100 134 149 157 135 146 149 mA mA mA mA mA mA mA mA mA mA mA mA mA mA Efficiency Model Number(3) 72% 78% 80% 80% 78% 80% 80% 70% 78% 79% 80% 77% 79% 80% JTB0524S3V3 JTB0524S05 JTB0524S12 JTB0524S15 JTB0524D05 JTB0524D12 JTB0524D15 JTB0548S3V3 JTB0548S05 JTB0548S12 JTB0548S15 JTB0548D05 JTB0548D12 JTB0548D15 Notes 1. Nominal input voltage 24 or 48 VDC. 2. Input current is at nominal input voltage. 3. Surface mount versions with plastic case available in OEM quantities. Mechanical Details All dimensions are in inches (mm) Weight: 0.04 lbs (20 g) approx. 0.08 (2.0) 0.02 (0.5) 24 23 22 1 2 3 1.25 (31.8) BOTTOM VIEW 0.10 (2.5) 9 10 11 12 16 15 14 13 0.15 (3.8) 0.5 (10.2) Max Pin 1 2 3 9 10 11 12 13 14 15 16 22 23 24 0.60 (15.2) 0.80 (20.3) PIN CONNECTIONS Single Output Dual Output No pin No pin -V input -V input -V input -V input N/C Common N/C N/C N/C -V output No pin No pin No pin No pin +V output +V output N/C N/C -V output Common +V input +V input +V input +V input No pin No pin Application Notes Derating Curve Input Filter 100 L L +Vo +Vin +Vin Load (%) 80 C1 C2 C1 C2 60 -Vin 40 -Vin -Vo C3 20 0 -20 -10 0 10 20 30 40 50 60 Ambient Temperature (ºC) 70 80 90 100 Model JTB0524 Class A Class B JTB0548 Class A Class B C1 C2 L Not fitted 100 µF/ 50 V 220 µF/ 50 V 100 µF/ 50 V Short 8 µH Not fitted 22 µF/ 100 V 47 µF/ 100 V 22 µF/ 100 V Short 5 µH 08-Jan-08 DC-DC JTB05 Series Models and Ratings