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BTCPower SQO/SQ Series Description TM Broadband TelCom Power, Inc. Redefining "Current" Limits In Power Conversion 25A High Efficiency Quarter Bricks The SQO/SQ series of high power density, high efficiency DC/DC converters deliver up to 25A in an industry standard quarter-bricks footprint. With a wide input voltage range of 36-75V they are available with an output voltage of either 1.5, 1.8, 2.5, 3.3 or 5 Volts. All models feature an input filter, input undervoltage lockout, output overvoltage and overtemperature protection, output current limiting and short circuit protection. These converters are available either in a package that is open-frame / enclosure construction. The aluminum heat spreader design achieves very efficient heat transfer with no hot spots. The use of highly derated power devices help to achieve high reliability, high performance and offer a low cost solution to systems designers that are challenged to maximize power and minimize board space. Features * * * * * * Delivers up to 25A in Quarter Brick Low profile of only 0.35 inch 1.5V, 1.8V, 2.5V, 3.3V or 5V output modules -40C to +85 C ambient operation Meets Basic Insulation requirements of EN60950 UL 60950 recognized and TUV EN60950 Specification Summary * 25A @ 5V, 25A @ 3.3V, 25A @ 2.5V, 25A @ 1.8V, 25A @ 1.5V * Tightly output regulation, typical 1% * No minimum load required * Ripple & Noise ( 20Mhz BW) 100 mv (pk-pk) * Wide input operating range 36-75V * On/Off pin and remote sense * Output adjustment +/-10% range * Meets conducted limits of FCC Class B and CEI IEC61204-3 Class B with external filter Applications * * * * * * * Telecommunications Data Communications Wireless Communications Networking Gear Servers, Switches and Data Storage Semiconductor Test Equipment Dis tributed Power Architecture * 1500V, 10M input-to-output isolation * Enclosed construction with heat spreader for low temperature rise * Output overcurrent and overvoltage protection * Over Temperature protection * Input Under voltage protection * MTBF of 1,500,000 hours @ 50C ( Bellcore ) Broadband TelCom Power, Inc. - 1719 S. Grand Avenue, Santa Ana, CA 92705 U.S.A. Tel.: 714-259-4888 * Fax: 714-259-0840 * www.btcpower.com * Email: sales@btcpower.com PB SQO/SQ Rev3 16-1-04 SQO/SQ Series 25A Single Output High Efficiency Quarter Bricks BTCPower TM Product Brief Part Number and Selection Information Model Part Number Positive Logic SQO100-24-5 SQO100-24-3.3 SQO100-24-2.5 SQO100-24-1.8 SQO100-24-1.5 SQO100-48-5 SQO100-48-3.3 SQO100-48-2.5 SQO100-48-1.8 SQO100-48-1.5 Negative Logic SQO100-24-5N SQO100-24-3.3N SQO100-24-2.5N SQO100-24-1.8N SQO100-24-1.5N SQO100-48-5N SQO100-48-3.3N SQO100-48-2.5N SQO100-48-1.8N SQO100-48-1.5N Voltage (Volts) Nominal 24 24 24 24 24 48 48 48 48 48 Range 18-36 18-36 18-36 18-36 18-36 36-75 36-75 36-75 36-75 36-75 Input Current (A) No load 0.04 0.04 0.04 0.05 0.05 0.04 0.04 0.04 0.05 0.05 Full load 5.8 3.8 3.0 2.2 1.8 2.9 1.9 1.5 1.1 0.9 Output Voltage (Volts) 5.0 3.3 2.5 1.8 1.5 5.0 3.3 2.5 1.8 1.5 Current (Amps) 25 25 25 25 25 25 25 25 25 25 Efficiency 75% Load (%) 90 90 89 87 87 90 90 89 87 87 Typical at Ta= +25 C under nominal line voltage and 75% load conditions, unless noted. For encapsulated (epoxy enclosed) models, replace "SQO" in part no. with "SQ". Consult factory for other output voltage configurations and optional accessories such as heatsinks and filters. Outline Information and Pin-out Pin Connection Pin# Function 1 2 3 4 5 6 7 8 Vin On/Off Vin + Vout + Sense + Trim Sense Vout - All dimensions are in inches [mm] Pin 4 and 8 are dia. 0.062 [1.57] All other pins are all dia. 0.040 [1.02] Pin material: Brass Pin finish: Tin/Lead plated Heat spreader (baseplate) material: Aluminum Weight: 50.7g (1.8oz) The information and specifications contained in this brief are believed to be accurate and reliable at the time of publication. Specifications are subject to change without notice. Refer to product specification sheet for performance characteristics and application guidelines. Broadband TelCom Power, Inc. - 1719 S. Grand Avenue, Santa Ana, CA 92705 U.S.A. Tel.: 714-259-4888 * Fax: 714-259-0840 * www.btcpower.com * Email: sales@btcpower.com PB SQO/SQ Rev3 16-1-04 |
Price & Availability of SQO100-24-15
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