Embedded Power for Business-Critical Continuity Rev.03.08.07 bxa40s 1 of 4 BXA40 Series Single output Total Power: 40W Input Voltage: 18 - 36VDC 36 - 75VDC # of Outputs: Single The BXA40 Series providing up to 40 Watts, has been conceived as an applications specific range of dc-dc converters, specifically Special Features addressing telecommunications, industrial electronics, test • Pin-compatible with NFC40 Series equipment, mobile telecommunications and distributed power • Meets telecom power supply applications. The series offers two wide input voltage ranges, 18 interface standard ETS300-132-2 Vdc to 36 Vdc and 36 Vdc to 75 Vdc, and is available with single • EN60950, CSA C22.2 No. 950 outputs from 2.9 V to 12 V. The BXA40 series is designed to meet and UL1950 safety approvals • EN61000-4-2, -3, -4, -5, -6 ETSI telecoms interface standards ETS300-132-2. Together with immunity compliant internal filtering, safety approval to IEC950 and basic insulation, • Fixed frequency operation at the 48 V models are ideal for telecommunications applications. 350 kHz typ. • MTBF in excess of The 24 V models are particularly suited to industrial and test 500,000 hours equipment applications, featuring EN61000-4-2, -3, -4, -5 and -6 • Basic insulation system with 1500 Vdc isolation immunity compliance. Other features include low output ripple, • Remote sense on low voltage overvoltage protection, indefinite short circuit protection, remote logic outputs • Output voltage trim enable and remote sense. • Available RoHS compliant • 2 year warranty Safety VDE0805/EN60950/IEC950 File No. 14501-3336-7009 Licence No. 6296 UL1950 File No. E174104 CSA C22.2 No. 950 File No. LR41062C Embedded Power for Business-Critical Continuity Rev.03.08.07 bxa40s Specifications 2 of 4 All specifications are typical at nominal input, full load at 25°C unless otherwise stated. OUTPUT SPECIFICATIONS EMC CHARACTERISTICS Voltage adjustability ±10% Conducted emissions EN55022, FCC part 15, Level B (See Notes 4 and 13) Line regulation Low line to high line ±0.3% Radiated emissions EN55022, FCC part 15 Level A ESD air EN61000-4-2, level 3 Perf. criteria 1 Load regulation Full load to no load ±1.0% ESD contact EN61000-4-2, level 4 Perf. criteria 1 Ripple and noise 2.9 V and 3.3 V 30 mV pk-pk Surge EN61000-4-5, level 3 Perf. criteria 1 (20 MHz bandwidth) 5 V 50 mV pk-pk Fast transients EN61000-4-4, level 3 Perf. criteria 1 12 V 100 mV pk-pk Radiated immunity EN61000-4-3, level 3 Perf. criteria 1 All models 20 mV rms Conducted immunity EN61000-4-6, level 3 Perf. criteria 1 Temperature coefficient ±0.02%/°C GENERAL SPECIFICATIONS Overvoltage protection (See Note 9) 135% Vout Efficiency See table Short circuit protection (See Note 10) Continuous Isolation voltage Input/output 1500 Vdc Input/case 1500 Vdc Transient response 25% to 100% load 4.0% (See Note 11) Switching frequency Fixed 350 kHz typ. Voltage accuracy ±1.0% ≤5 V, ±2.0% ≥12 V Approvals and EN60950, UL1950 standards CSA C22.2 No. 950 Remote sense Compensated line drops (See Note 8) up to 0.5 V on 5 V models Case material Aluminum substrate Compensated line drop up to with plastic case 300 mV on 2.9 V and 3.3 V models Material flammability UL94V-0 INPUT SPECIFICATIONS Weight 85 g (3.0 oz) Input voltage range 24 Vin nominal 18-36 Vdc MTBF MIL-HDBK-217F 500,000 hours 48 Vin nominal 36-75 Vdc Size 2.2 x 2.2 x 0.5 inches Reverse voltage (See Note 5) 55.9 x 55.9 x 12.7 mm protection ENVIRONMENTAL SPECIFICATIONS Max. input rise and 48 V 5 V/ms fall time ETS300-132 Thermal performance Baseplate operating -40 °C to +105 °C temperature Start-up time 30 ms typ. Non-operating -55 °C to +105 °C Remote ON/OFF Thermal impedance No air flow, no heatsink 8.5 °C/W Logic compatibility CMOS/TTL (See Note 6) No air flow, with heatsink 7.2 °C/W ON Open-circuit OFF <1 Vdc Embedded Power for Business-Critical Continuity Rev.03.08.07 bxa40s Specifications Contd. 3 of 4 INPUT OUTPUT OUTPUT INPUT TYPICAL REGULATION MODEL (1) (2) (3) (12,14,15) VOLTAGE VOLTAGE CURRENT (MAX.) CURRENT EFFICIENCY LINE LOAD NUMBER (8) 18-36 Vdc 3.3 V 7 A 70 mA 75% 0.3% 1.0% BXA40-24S3V3-SMJ (8) 18-36 Vdc 5 V 8 A 40 mA 81% 0.3% 1.0% BXA40-24S05-MJ (8) 36-75 Vdc 2.9 V 6.9 A 40 mA 77% 0.3% 1.0% BXA40-48S2V9-SMJ (8) 36-75 Vdc 5 V 8.0 A 30 mA 82% 0.3% 1.0% BXA40-48S05-MJ 36-75 Vdc 12 V 3.3 A 30 mA 87% 0.3% 1.0% BXA40-48S12-MJ Notes 1 Nominal line, at no load. 9 Overvoltage protection is 118% on 3.3 V output model. 2 Low line to high line at full load. 10 For 2.9 V output, no short circuit protection above 90 °C baseplate temp. 3 Full load to no-load at nominal line. 11 Transient response, 25% to 100% load, 10% for 2.9 V and 3.3 V models. 4 For conducted noise operation of the BXA40 to VDE0871, VDE0878 and 12 Units with the suffix ‘-M’ at the end of the model number are offered as EN55022 level B, see BXA40 Design Note 101. standard with metric threaded inserts (M3). To order units with imperial 5 Reverse voltage protection can be implemented by putting a slow blow fuse on threaded inserts (4-40 UNC) please remove the suffix ‘-M’ from the model the positive input rail. Rate the fuse at 200 Vdc,1.5 A for 48 Vdc inputs and 100 number. These inserts are used for bolting the unit to a PCB and/or fixing V, 4.5 A for 24 Vdc input units. heatsinks. 6 The maximum operating ambient temperature, without derating depends on 13 An external filter capacitor is necessary for safe operation of the 24 V input internal power dissipation and hence efficiency and cooling method. Download models. It is also suggested that an external filter capacitor be used on the 48 V BXA40 Design Note 101 which provides detailed thermal calculations and input models. A 4 μF (or greater) film capacitor such as: ITW Paktron Capstick design-in hints from the Artesyn website. series, part number 405K100CS4 4 μF/100 V is recommended, if filtering is not 7 Do not exceed a dv/dt rate of 100 V per second at the trim pin input if output used. See BXA40 Design Note 101. current is less than 0.4% lo max. 14 The ‘J’ suffix indicates that these parts are Pb-free (RoHS 6/6) compliant. 8 Remote sense is offered as standard on the 2.9 V and 3.3 V products. The TSE RoHS 5/6 (non Pb-free) compliant versions may be available on special BXA40-24S05J and BXA40-48S05J come with remote sense as an option. request, please contact your local sales representative for details. Remote sense design is designated by the suffix ‘-S’ e.g. BXA40-48S05-SMJ (for 15 NOTICE: Some models do not support all options. Please contact your local units with metric inserts), BXA40-48S05-SJ (for units with imperial inserts). For Artesyn representative or use the on-line model number search tool at models without remote sense option, pin 5 and pin 6 are absent. http://www.artesyn.com/powergroup/products.htm to find a suitable alternative. PIN CONNECTIONS EXTERNAL OUTPUT TRIMMING PIN NUMBER SINGLE OUTPUT Output can be externally trimmed 1 + Input by ±10% using either method shown below. 2 – Input 7 7 3 Control TRIM DOWN RT1 4 No Connection 9 9 10KΩ OR TRIMPOT RT2 (8) 5 - Sense TRIM UP (8) 6 + Sense 8 8 7+ Output 8 Common 9Trim Embedded Power for Business-Critical Continuity Rev.03.08.07 bxa40s 4 of 4 Americas 5810 Van Allen Way 1.90 0.15 (48.26) (3.82) Carlsbad, CA 92008 1.25 USA (31.76) 0.60 Telephone: +1 760 930 4600 (15.24) 0.019 (0.50) 0.2 Facsimile: +1 760 930 0698 (5.08) Europe (UK) 32 1 Waterfront Business Park Merry Hill, Dudley 0.043 ±0.003(1.02 ±0.05) Diameter Typ. West Midlands, DY5 1LX 1.90 United Kingdom (48.26) Metric (Suffix '-M'): Telephone: +44 (0) 1384 842 211 1.80 2.20 ±0.02 M3 Tap Thru. 4 places or (45.72) (55.90 ±0.50) Facsimile: +44 (0) 1384 843 355 Imperial (No '-M' suffix) 4- 40 UNC (Optional) Asia (HK) 0.256 (6.50) Diameter Stand-off (4 Places) 16th - 17th Floors, Lu Plaza 98 7 6 5 4 2 Wing Yip Street, Kwun Tong Kowloon, Hong Kong 0.2 0.15 Telephone: +852 2176 3333 (5.08) 0.50 0.1 (3.90) (12.70) 0.05 0.15 (2.54) Facsimile: +852 2176 3888 0.3 (1.27) (3.82) (7.62) 0.6 For global contact, visit: (15.24) 0.8 0.5 www.powerconversion.com (20.32) (12.70) 2.20 ±0.02 technicalsupport@powerconversion.com (55.90 ±0.50) While every precaution has been taken to ensure BOTTOM VIEW accuracy and completeness in this literature, Emerson Network Power assumes no responsibility, and disclaims all liability for damages resulting from use of this ALL DIMENSIONS IN INCHES (mm) information or for any errors or omissions. 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