JAHW050G, JAHW075G, and JAHW100G Power Modules dc-dc Converters 36 to 75 Vdc Input, Vdc Output 25 W to 50 W
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Advance Data Sheet April 2008 JAHW050G, JAHW075G, and JAHW100G Power Modules dc-dc Converters 36 to 75 Vdc Input, Vdc Output 25 W to 50 W The JAHW Series Power Modules use advanced, surfacemount technology and deliver high-quality, efficient, and compact dc-dc conversion. n Distributed power architectures n Communications equipment n Computer equipment Options n Choice of remote on/off logic configuration n Latching protection features n Small size mm x mm x mm in. x in. x in. n High power density n Very high efficiency 89% typical n Low output noise n Constant frequency n Industry-standard pinout n Metal baseplate n 2:1 input voltage range n Overtemperature protection hiccup mode n Overcurrent protection hiccup mode n Output overvoltage protection hiccup mode n Remote sense n Remote on/off n Adjustable output voltage n Case ground pin n ISO* 9001 Certified manufacturing facilities n Meets the voltage and current requirements for ETSI 300-132-2 and complies with and is Licensed for Basic Insulation rating per EN60950 -B version only n UL†60950 Recognized, C22.2 No. 60950-00 Certified, and VDE § 0805 IEC60950, IEC950 Licensed n CE mark meets 73/23/EEC and 93/68/EEC directives** The JAHW050G, JAHW075G, and JAHW100G Power Modules are dc-dc converters that operate over an input voltage range of 36 Vdc to 75 Vdc and provide a precisely regulated dc output. The outputs are fully isolated from the inputs, allowing versatile polarity configurations and grounding connections. The modules have maximum power ratings from 25 W to 50 W at a typical full-load efficiency of The sealed modules offer a metal baseplate for excellent thermal performance. Threaded-through holes are provided to allow easy mounting or addition of a heat sink for high-temperature applications. The standard feature set includes remote sensing, output trim, and remote on/off for convenient flexibility in distributed power applications. * ISO is a registered trademark of the International Organization for Standardization. † UL is a registered trademark of Underwriters Laboratories, Inc. CSA is a registered trademark of Canadian Standards Aisne. § VDE is a trademark of Verband Deutscher Elektrotechniker e.V. ** This product is intended for integration into end-use equipment. All the required procedures for CE marking of end-use equipment should be followed. The CE mark is placed on selected products. JAHW050G, JAHW075G, and JAHW100G Power Modules: Advance Data Sheet dc-dc Converters 36 to 75 Vdc Input, Vdc Output 25 W to 50 W April 2008 Absolute Maximum Ratings Stresses in excess of the absolute maximum ratings can cause permanent damage to the device. These are absolute stress ratings only. Functional operation of the device is not implied at these or any other conditions in excess of those given in the operations sections of the data sheet. Exposure to absolute maximum ratings for extended periods can adversely affect device reliability. Parameter Unit Input Voltage Continuous Transient 100 ms VI, trans Operating Case Temperature See Thermal Considerations section. Storage Temperature Tstg I/O Isolation Voltage Input to Output and 1500 Input to Case ground pin Electrical Specifications Unless otherwise indicated, specifications apply over all operating input voltage, resistive load, and temperature conditions. Table Input Specifications Parameter Operating Input Voltage Maximum Input Current VI = 0 V to 75 V IO = IO, max JAHW050G See Figure JAHW075G See Figure JAHW100G See Figure Inrush Transient Input Reflected-ripple Current, Peak-to-peak 5 Hz to 20 MHz, 12 µH source impedance see Figure Input Ripple Rejection 120 Hz Unit II, max II, max The temperature at this location should not exceed 100 °C. The output power of the module should not exceed the rated power for the module as listed in the Ordering Information table. Although the maximum case temperature of the power modules is 100 °C, you can limit this temperature to a lower value for extremely high reliability. be used typically generate natural convection airflow rates of m/s 60 ft./min. due to other heat dissipating components in the system. The use of Figure 27 is shown in the following example. Example What is the minimum airflow necessary for a JAHW100G operating at VI = 48 V, an output current of 20 A, and a maximum ambient temperature of 55 °C? Solution Given VI = 48 V IO = 20 A TA = 55 °C Determine PD Use Figure PD = W Determine airflow v Use Figure v = m/s 70 ft./min. POWER DISSIPATION, PD W m/s 600 ft./min. m/s 400 ft./min. m/s 200 ft./min. m/s 20 ft./min. NATURAL CONVECTION 60 0 10 20 30 40 50 60 70 80 90 100 LOCAL AMBIENT TEMPERATURE, TA °C 8-3120 F Figure Forced Convection Power Derating with No Heat Sink Either Orientation Heat Transfer Without Heat Sinks Increasing airflow over the module enhances the heat transfer via convection. Figure 27 shows the maximum power that can be dissipated by the module without exceeding the maximum case temperature versus local ambient temperature TA for natural convection through 3 m/s 600 ft./min. . Note that the natural convection condition was measured at m/s to m/s 10 ft./min. to 20 ft./min. however, systems in which these power modules may Lineage Power JAHW050G, JAHW075G, and JAHW100G Power Modules: Advance Data Sheet dc-dc Converters 36 to 75 Vdc Input, Vdc Output 25 W to 50 W April 2008 Thermal Considerations continued Heat Transfer Without Heat Sinks continued POWER DISSIPATION, PD W VI = 75 V VI = 48 V VI = 36 V 1 OUTPUT CURRENT, IO A 8-3121 F Figure JAHW050G Power Dissipation vs. Output Current at 25 °C POWER DISSIPATION, PD W VI = 75 V VI = 48 V VI = 36 V 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 OUTPUT CURRENT, IO A 8-3122 F Figure JAHW075G Power Dissipation vs. Output Current at 25 °C POWER DISSIPATION, PD W Ordering Information Table Device Codes Input Voltage Output Voltage Output Power Remote On/Off Logic Negative Device Code JAHW100G1 Comcode 108593690 Optional features can be ordered using the suffixes shown in Table The suffixes follow the last letter of the device code and are placed in descending order. For example, the device codes for a JAHW075G module with the following options are shown below: Positive logic JAHW075G Negative logic JAHW075G1 Table Device Options Option Negative remote on/off logic Positive remote on/off logic Latching Protection Suffix 1 5 Note Legacy device codes may contain a -B option suffix to indicate 100% factory Hi-Pot tested to the isolation voltage specified in the Absolute Maximum Ratings table. The 100% Hi-Pot test is now applied to all device codes, with or without the -B option suffix. Existing comcodes for devices with the -B suffix are still valid however, no new comcodes for devices containing the -B suffix will be created. Lineage Power JAHW050G, JAHW075G, and JAHW100G Power Modules: Advance Data Sheet dc-dc Converters 36 to 75 Vdc Input, Vdc Output 25 W to 50 W April 2008 A sia-Pacific Head qu art ers T el +65 6 41 6 4283 World W ide Headq u arters Lin eag e Po wer Co rp oratio n 30 00 Sk yline D rive, Mes quite, T X 75149, U SA +1-800-526-7819 Outs id e U .S.A +1- 97 2-2 84 -2626 ag ep ower.co m e-m ail tech sup lin ea gep ower.co m Eu ro pe, M id dle-East an d Afric a He ad qu arters Tel +49 8 9 6089 286 Ind ia Head qu arters Tel +91 8 0 28411633 Lineage Power reserves the right to make changes to the produc t s or information contained herein without notice. No liability is ass umed as a res ult of their use or applic ation. No rights under any patent acc ompany the sale of any s uc h pr oduct s or information. 2008 Lineage Power Corpor ation, Mesquite, Texas All International Rights Res er ved. April 2008 FDS01-063EPS Replaces FDS01-062EPS |
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