Embedded Power for Business-Critical Continuity Rev. 09.29.10 LQS Series 1 of 5 LQS Series Quarter-Brick Series Total Power: 200 Watts Input Voltage: 36 V to 75 V # of Outputs: 1 Special Features • Ultra high efficiency topology • Unprecedented useable output power levels • High power density (200 W/in3) open-frame technology • Wide ambient temperature range, -40 ˚C to +85 ˚C • 80% to 110% output trim • Monotonic start-up in normal and prebiased loads • Basic insulation system • Overvoltage and overtemperature protection • Secondary side control, no optocouplers, fast transient response • 100 V, 100 ms input transient rated • Available RoHS compliant Safety UL, cUL 60950-1 Ed 2 CSA C22.2 No 60950-1 Ed 2 VDE EN60950-1:2006 + A11:2009 Electrical Specifications Input 24 V nominal 48 V nominal No load Input current: Remote OFF Logic compatibility Active high remote ON/OFF: ON OFF Power up Undervoltage lockout: Power down Input voltage range: Start-up time (See note 2): Power up Remote ON/OFF 18 - 36 Vdc 36 - 75 Vdc 85 mA to 150 mA 5 mA Open collector ref to -input Open circuit or > 2.4 Vdc < 0.4 Vdc 35.5 V (typ.) 33.5 V (typ.) 10 ms (typ.) 10 ms (typ.) Output Voltage adjustability: Minimum load: Overshoot 80% to 110% Undershoot: 0% None None Transient response: (See note 1) 70 mV, typ. deviation 20 µs recovery At turn-on and turn-off Embedded Power for Business-Critical Continuity Rev. 09.29.10 LQS Series 2 of 5 Electrical Specifications continued EMC Characteristics Immunity: ESD air enclosure: EN61000-4-2 8 kV/6 kV (O/P within spec.) Radiated field enclosure: EN61000-4-3 10 V/m (O/P within spec.) Conducted: EN61000-4-6 10 V (O/P within spec.) Input transients: 100 V, 100 ms General Characteristics Basic insulation: Switching frequency: Input/output Fixed 2250 Vdc 480 kHz Approvals and standards: (See Note 3) EN60950-1 VDE, UL/cUL 60950-1 Material flammability: Weight: MTBF: UL94V-0 Telcordia Tech SR-332 37g (1.30 oz) 3,866,933 hours Environmental Specifications Thermal performance: Operating ambient temperature Non-operating -40 ˚C to +85 ˚C -55 ˚C to +125 ˚C Protection Short-circuit Overvoltage Thermal Continuous Non-latching 125 ˚C hot spot temperature with automatic recovery Embedded Power for Business-Critical Continuity Rev. 09.29.10 LQS Series 3 of 5 Ordering Information Regulation Output Voltage Input Current Max. 4 Input Ripple Current 5 Output Current Max. 1.2 V 1.92 A 150 mA 50 A 88.5% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS50A48-1V2J 1.5 V 2.36 A 150 mA 50 A 89.5 % ± 1.5% ± 0.1% ± 0.2% 60 mV LQS50A48-1V5J 1.8 V 2.82 A 150 mA 50 A 90.4% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS50A48-1V8J 1.2 V 4.05 A 250 mA 100 A 86.0% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS100A48-1V2J 1.5 V 3.8 A 200 mA 80 A 88.8% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS80A48-1V5J 1.8 V 4.6 A 200 mA 80 A 90.0% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS80A48-1V8J 2.5 V 4.1 A 200 mA 50 A 90.0% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS50A48-2V5J 3.3 V 5.2 A 200 mA 50 A 91.0% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS50A48-3V3J Efficiency typ. Set point Line accuracy Max. 48 Vin VALUE MODELS Load Ripple & noise Model Number 6,8, 9,10 (pk-pk) 48 Vin PERFORMANCE MODELS 48 Vin ULTRA MODELS 1.5 V 4.8 A 200 mA 100 A 88.5% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS100A48-1V5J 1.8 V 5.7 A 200 mA 100 A 89.5% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS100A48-1V8J 2.5 V 6.2 A 200 mA 80 A 91.0% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS80A48-2V5J 3.3 V 6.2 A 200 mA 60 A 91.0% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS60A48-3V3J 5V 6.2 A 200 mA 40 A 92.0% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS40A48-5V0J (7) 5V 6.2 A 200 mA 40 A 91.8% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS40A48-5V0GJ (11) 24 Vin MODELS 1.8 V 3.4 A 200 mA 30 A 91.0% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS30A24-1V8J 3.3 V 6.5 A 300 mA 30 A 89.5% ± 1.5% ± 0.1% ± 0.2% 60 mV LQS30A24-3V3J LQS60A48-3V3RANJ L = Low Profile Q = 1/4 Brick Type of Output S = Single Rated Output Current 40 A = 40 Amps, 60 A = 60 Amps etc. Nominal Rated Input Voltage 24 = 24 Volts (18 Vdc to 36 Vdc range) 48 = 48 Volts (36 Vdc to 75 Vdc range) Output Voltage 1V5 = 1.5 Volts, 1V8 = 1.8 Volts etc. Notes: 1. di/dt = 1 A/us, Vin = 48 Vdc, Tc = 25 ˚C, load change = 50% to 75% Io max. and 75% to 50% Io max. Deviation varies by model. For further details see longform datasheet 2. Start-up into resistive load. 3. This product is only for inclusion by professional installers within other equipment and must not be operated as a stand alone product. 4. Recommended input fusing is up to 10 A HRC 200 V rated fuse. 5. Peak to peak measured without external π filter. Significant reduction possible with external filter. See Application Note 141 for further details. RoHS Compliance (9) J = Pb-free (RoHS 6/6 compliant) Pin Length Options Blank = 0.188” (4.78 mm) N = 0.145” (3.68 mm) K = 0.110” (2.79 mm) Body Height, Package Type, and Pin Length A = 0.300” (7.62 mm), Through hole, 0.188” (4.78mm) Pins E = 0.340” (8.64 mm), Through hole, 0.188” (4.78mm) Pins S = 0.28” (7.11 mm), Surface Mount (6) Remote ON/OFF Logic (8) Blank = Positive R = Negative 6. ‘S’ option applies to the 24 V models only. 7. Except LQS40A48-5V0J which has the double output pins. 8. Active low Remote ON/OFF is available. Standard product is Active High. When ordering active low parts, designate with the suffix ‘R’ e.g. LQS100A48-1V8RAJ 9. TSE RoHS 5/6 (non Pb-free) compliant versions may be available on special request, please contact your local sales representative for details. 10. NOTICE: Some models do not support all oiptons. Please contact your local sales representative or use the on-line model number search tool at www. PowerConversion.com to find a suitable alternative. 11. LQS40A48-5V0GJ has single output pins /0.188” pin length/0.340” body height Embedded Power for Business-Critical Continuity Rev. 09.29.10 LQS Series 4 of 5 Mechanical Drawings 2.30 (58.4) 2.30 (58.4) 2.000 (50.80) 0.15 (3.8) 0.057 ±0.020 (1.45 ±0.51) ø0.040 ±0.002 ( ø1.02 ±0.05) (6 pls) 1.45 (36.8) 0.300 (7.62) 1 2 0.300 (7.62) 8 7 6 5 4 TOP VIEW 3 0.725 ±0.020 (18.42 ±0.51) TOP VIEW 1.45 (7.62) (36.8) 2 0.300 (7.62) 0.150 (3.81) 8 7 6 5 4 1 0.300 0.150 (3.81) 0.055 (1.40) x 0.105 (2.67) (8 pls) 2.186 (55.52) 3 0.150 (3.81) 0.150 (3.81) 0.725 ±0.020 (18.42 ±0.51) ø 0.062 ±0.002 (ø 1.57 ±0.05) (2 pls) HEIGHT 0.28 (7.1) HEIGHT (See Option Table) CLEARANCE (See Option Table) CLEARANCE 0.015 (0.38) 0.188 (4.78) ø0.058 ±0.008 (ø1.47 ±0.02) (6 PLS) Ref IPC-2222 Level B 2.30 (58.4) 2.000 (50.80) 0.15 (3.8) 1.45 (36.8) 0.300 (7.62) 1 0.300 (7.62) 0.725 ±0.020 (18.42 ±0.51) 8 7 6 5 4 2 3 0.057 ±0.020 (1.45 ±0.51) ø0.080 ±0.008 (ø2.03 ±0.02) (2 pls) Ref IPC-2222 Level B 2.186 (55.52) 0.067(1.70) x 0.118(3.00) (8 pls) 0.150 (3.81) TOP VIEW 1.45 (36.8) 0.150 (3.81) RECOMMENDED HOLE PATTERN 0.300 (7.62) 0.300 (7.62) 0.150 (3.81) ø 0.074 ±0.003 (ø 1.88 ±0.08) (2 pls) ø 0.054 ±0.003 (ø 1.37 ±0.08) (6 pls) 2.30 (58.4) 0.725 ±0.020 (18.42 ±0.51) Dimensions in Inches (mm) Tolerances (unless otherwise specified) x.xx ±0.02 (x.x ±0.5) x.xxx ±0.010 (x.xx ±0.25) 1 8 7 6 5 4 2 3 0.15 (3.8) 0.150 (3.81) Lead coplanarity within 0.006 (0.15) max. 2.000 (50.80) RECOMMENDED PCB LAYOUT 24 V/ 48 V Mechanical Drawing for Output Current of 50 A or less (See Note 7) Dimensions in Inches (mm) Tolerances (unless otherwise specified) x.xx ±0.02 (x.x ±0.5) x.xxx ±0.010 (x.xx ±0.25) 24 V Surface-mount Mechanical Drawing and Pinout Table Pin Connections Dimension Options Option Clearance Height +0.022 (0.56) -0.030 (0.76) Pin Number 1 Function +Vin Pin Number 5 Function -Sense 2 ON/OFF 6 Trim 3 -Vin 7 +Sense A 0.030 (0.76) 0.300 (7.62) 4 -Vout 8 +Vout E 0.070 (1.78) 0.340 (8.64) ± 0.016 (0.41) Embedded Power for Business-Critical Continuity Americas Rev. 09.29.10 LQS Series 5 of 5 5810 Van Allen Way Carlsbad, CA 92008 USA Telephone: +1 760 930 4600 Facsimile: +1 760 930 0698 2.30 (58.4) 2.000 (50.80) 0.118 (3.00) 0.15 (3.8) 1.45 (36.8) 0.300 (7.62) Europe (UK) ø 0.040 ±0.002 (ø 1.02 ±0.05) (6 pls) Waterfront Business Park Merry Hill, Dudley West Midlands, DY5 1LX United Kingdom Telephone: +44 (0) 1384 842 211 Facsimile: +44 (0) 1384 843 355 TOP VIEW 0.300 (7.62) 0.150 (3.81) 0.725 ±0.020 (18.42 ±0.51) 0.150 (3.81) ø0.062 ±0.002 (ø 1.57 ±0.05) Asia (HK) (4 pls) CLEARANCE (See Option Table) 0.188 (4.78) HEIGHT (See Option Table) 2.30 (58.4) 0.15 (3.8) 1.45 (36.8) 0.300 (7.62) 2.000 (50.80) 0.118 (3.00) For global contact, visit: 0.300 (7.62) www.PowerConversion.com 0.150 (3.81) 0.725 ±0.020 (18.42 ±0.51) 14/F, Lu Plaza 2 Wing Yip Street Kwun Tong, Kowloon Hong Kong Telephone: +852 2176 3333 Facsimile: +852 2176 3888 ø 0.058 ±0.008 (ø 1.47 ±0.02) (6 pls) Ref IPC-2222 Level B RECOMMENDED HOLE PATTERN techsupport.embeddedpower @emerson.com 0.150 (3.81) ø 0.074 ±0.003 (ø 1.88 ±0.08) (4 pls) Ref IPC-2222 Level B Dimensions in Inches (mm) Tolerances (unless otherwise specified) x.xx ±0.02 (x.x ±0.5) x.xxx ±0.010 (x.xx ±0.25) 48 V Mechanical Drawing for Output Current Freater than 50 A “The Double P” Pinout (7) While every precaution has been taken to ensure accuracy and completeness in this literature, Emerson Network Power assumes no responsibility, and disclaims all liability for damages resulting from use of this information or for any errors or omissions. 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