AC-DC 300/400 Watts xppower.com SMQ Series • High Power Density • High Peak Load Rating • DC OK • Remote On/Off • Universal Input • Single Outputs from 12.0 V to 54.0 V • Internal Fan Specification Input General Input Voltage Input Frequency Input Current • 90-264 VAC (120-370 VDC) • 47-63 Hz • 5.00 A at 90 VAC (SMQ300), 6.35 A at 90 VAC (SMQ400) Inrush Current • 35 A max at 230 VAC Power Factor • 0.99 typical Earth Leakage Current • <2.5 mA at 230 VAC/50Hz <1.5 mA at 115 VAC/60Hz Output Output Voltage Output Voltage Trim Minimum Load Start Up Delay Hold Up Time Line Regulation Load Regulation Transient Response Efficiency Isolation Switching Frequency Power Density Signals MTBF • • • • • • • • Ripple & Noise • Overvoltage Protection • Overcurrent Protection • 12 to 54 VDC - see table See table No minimum load required 2.5 s typical at 120 VAC 20 ms minimum at 120 VAC & 80% load ±1% ±1% 5% max. deviation, recovery to within 1% in 500 µs for a 50% load change 1% pk-pk, 20 MHz BW 115-130% Vnom, recycle input to reset 120-150% of nominal current, auto recovery Unit shuts down, auto recovery Overtemperature Protection Remote Sense • Remote On/Off • On = TTL Logic High or Open circuit Off = TTL Logic Low or Short circuit • Compensates for up to 0.5 V drop • 80% typical • 3000 VAC Input to Output, 1500 VAC Input to Ground, 250 VDC Output to Ground • 60 kHz typical for PFC stage, 30 kHz typical for main converter • 4.7 W/In3 (SMQ300), 6.25 W/In3 (SMQ400) • DC OK, TTL HIGH within 100-500 ms LOW 1 ms before loss of regulation • 138 kHrs per MIL-HDBK-217F Environmental Operating Temperature • 0 ˚C to +70 ˚C, derate linearly from 100% at +50 ˚C to 50% at +70 ˚C Cooling • Via internal fan Operating Humidity • 5-90% RH, non-condensing Storage Temperature • -20 ˚C to +85 ˚C Shock • 15 g (non-operation), 11 ms half sine-wave, 3 times for each axis Vibration • 10 Hz - 55 Hz (non-operation) 2 g, sweep time 3 mins, 60 mins/axis EMC & Safety Emissions Harmonic Currents Voltage Flicker ESD Immunity Radiated Immunity EFT/Burst Surge Conducted Immunity Dips & Interruptions Safety Approvals • EN55022 and FCC Part 15, level B conducted • EN61000-3-2 • EN61000-3-3 • EN61000-4-2, level 2 contact, level 3 air, Perf Criteria A • EN61000-4-3, 3 V/m, Perf Criteria A • EN61000-4-4, level 2, Perf Criteria A • EN61000-4-5, level 3, Perf Criteria A • EN61000-4-6, level 2, Perf Criteria A • EN61000-4-11, 30% 10 ms, 60% 100 ms, 100% 5000 ms Perf Criteria A, B, B • UL60950, CSA C22.2 No.60950, EN60950, CE Mark LVD Output Voltage(1) Maximum Power Preset 12 V 15 V 18 V 24 V 27 V 36 V 48 V 54 V 12 V 15 V 18 V 24 V 27 V 36 V 48 V 54 V 300 W 400 W Output Current Maximum Peak(2) 25.00 A 46.66 A 20.00 A 46.66 A 16.66 A 33.33 A 12.50 A 23.33 A 11.11 A 23.33 A 8.33 A 17.07 A 6.25 A 12.72 A 5.55 A 12.72 A 33.33 A 46.66 A 26.66 A 46.66 A 22.22 A 33.33 A 16.66 A 23.33 A 14.81 A 23.33 A 11.11 A 17.07 A 8.33 A 12.72 A 7.40 A 12.72 A Range 12-15 V 12-15 V 16-21 V 22-30 V 22-30 V 31-47 V 48-56 V 48-56 V 12-15 V 12-15 V 16-21 V 22-30 V 22-30 V 31-47 V 48-56 V 48-56 V Model Number(3) SMQ300PS12-C†^ SMQ300PS15-C†^ SMQ300PS18-C SMQ300PS24-C†^ SMQ300PS27-C SMQ300PS36-C SMQ300PS48-C†^ SMQ300PS54-C SMQ400PS12-C†^ SMQ400PS15-C†^ SMQ400PS18-C SMQ400PS24-C†^ SMQ400PS27-C SMQ400PS36-C SMQ400PS48-C†^ SMQ400PS54-C Notes 1. Other voltages are available. Contact sales office for details. 2. Standard models have foldback mode current protection with a high peak load capacity. This peak can be taken for 500 µs max. 3. For optional U-channel versions without fan/cover, change SMQ prefix to SMU, and delete suffix ‘-C’ from model number. Requires forced air cooling at 18 CFM. † Available from Farnell. See pages 204-206. ^ Available from Newark. See pages 207-208. Mechanical Details A Mounting Hole 8 Places Scale 4:1 1.10 (27.94)* 2.00 (50.8) B B A A 1.50 (38.1) 0.22 (5.6) UNC6-32 (Zn-plated) 1.10 (27.94) 0.75 (19.05) L N B 8.25 (0.32) 1.10 (27.94) 0.75 (19.05) A 8.00 (203.2) Terminal Block M3.5 Screw 6 Pins 9.5 mm center B Mounting Hole 8 Places Scale 4:1 1.25 (31.75) 0.22 (5.6) 2.00 (50.8) A B A B 1.50 (38.1) 1.10 (27.94)* 0.25 (6.4) M4 (Zn (yellow) - plated) 0.02 (0.6) 0.07 (1.9) Control Function DC OK On/Off RTN -sense +sense 2.50 (63.5) B 4.00 (101.6) VO- 1.80 (45.72) Pin 1 2 3 4 5 Pin Control 1 B B A A VO+ A Terminal Block M3 Screw 3 Pins 8.25 mm center 2.00 (50.8) 6.00 (152.4) 2.00 (50.8) 0.02 (0.6) 0.07 (1.9) 0.25 (6.4) 0.75 (19.05) Notes 1. 2. 3. 4. 5. 6. * Dimensions in inches (mm). Control connector mates with JST XHP-5 or equivalent. Fan connector is wired in parallel to the internal fan. No auxiliary output is available. Weight: 2.42 lbs (1100 g) approx. Maximum mounting screw penetration: 0.15 (4.00) from case outer surfaces. Remote ON/OFF activation is 3 minutes max. Dimension for SMU models is 1.20 (30.48). 17-Apr-07 AC-DC SMQ Models and Ratings