Corporate: www.cdtechno.com Corporate: www.cdtechno.com Product: www.cdpoweronline.com WP A50 WPA50 50 Watt Single Output Eighth Brick DC/DC Converter z Industry Standard Footprint & Size 2.3” x 0.9” x 0.35” (58.42mm x 22.86mm x 9.0mm) z High Efficiency - Up To 91% z Wide Input Voltage Range: 36 – 75VDC z Output Voltages: 1.2 V, 1.5V, 1.8V, 2.2V, 2.5V, 3.3V & 5.0V z Remote Output Sense z Remote ON/OFF (Positive or Negative Logic) z Output Overcurrent Protection Hiccup Mode z Input Side “L” Filter z No Minimum Load Required The WPA50 Series is a 50 Watt single output, low-profile DC-DC converter in an industry standard package of 2.3” x 0.9” x 0.35” (58.42mm x 22.86mm x 9.0mm). The WPA50 uses unique proprietary technologies to deliver ultrahigh efficiencies and excellent thermal performance. It includes extensive control and protection features for maximum flexibility and provides a z Isolation Voltage of 1500 VDC z High Reliability z Fixed Frequency Operation z Safety per UL/CUL 60950, EN 60950, Operational Insulation Meets TNV-SELV Isolation Requirements z Meets Conducted Emissions Requirements of FCC Class B and EN55022 Class B with External Filter z C&D Technologies, Power Electronics Division is ISO9001:2000 Certified z No Heatsinks z Low Profile and Low Weight z Thermal Shutdown versatile solution for a whole range of applications with its input voltage range of 36-75 VDC and output voltages between 1.2VDC and 5.0VDC. The power dissipation of the WPA50 series is so low that a heat sink is not required. The product features fast dynamic response characteristics and low output ripple critical for low voltage applications. WPA DC-DC converter modules are certified to UL/CUL 60950, and VDE to EN60950. It meets CISPR22/ EN55022/FCC15J Class B specs for EMI levels with external filtering. This high quality and highly reliable product is competitively priced and an ideal solution for distributed power, telecoms and datacom applications. PRODUCT SELECTION CHART NOMINAL INPUT VOLTAGE RATED OUTPUT VOLTAGE MODEL WPA50R48S012 WPA50R48S015 WPA50R48S018 WPA50R48S022 WPA50R48S025 (V DC ) 48 48 48 48 48 (V DC ) 1.2 1.5 1.8 2.2 2.5 LOAD(A) 0.0 0.0 0.0 0.0 0.0 WPA50R48S033 WPA50R48S050 48 48 3.3 5.0 0.0 0.0 OUTPUT CURRENT MIN RATED INPUT CURRENT EFFICIENCY (%) OUTPUT (A) 18 18 18 18 18 RATED LOAD (A) 0.58 0.70 0.80 0.99 1.11 MIN 80 82 85 85 85 15 10 1.20 1.17 88 90 ABSOLUTE MAXIMUM RATINGS Output Short-Circuit Duration Internal Power Dissipation Lead Temperature (soldering, 10 seconds max) Continuous Input Voltage Storage Temperature Input to Output Isolation Continuous As low as 5 Watts +300°C 75 VDC +125°C 1500 VDC SPECIFICATIONS, ALL MODELS Specifications are at TA = +25°C, Airflow = 300LFM (1.5m/s) at nominal input voltage unless otherwise specified. PARAMETER INPUT INPUT Voltage Range Reflected Ripple Current Inrush Charge Maximum Input Current 1.2 Vout 1.5 Vout 1.8 Vout 2.2 Vout 2.5 Vout 3.3 Vout 5.0 Vout INPUT CONTROL Temperature Shutdown Temperature Hysteresis Quiescent Standby Current Power Dissipation CONDITIONS MIN TYP MAX UNITS Vin = 48V, Io=I Rated Vin = 48V, Io=I Rated 36 48 450 75 600 V DC mApk-pk Vin = 48V No Load, Remote On/Off Disabled, Vin = 48Vdc Undervoltage Shutdown Undervoltage Hysteresis OUTPUT ISOLATION Input/Output Isolation Voltage Resistance Capacitance Leakage Current OUTPUT Rated Power Voltage Setpoint Accuracy Output Voltage Trim Range Temperature Coefficient Output Voltage Regulation Line Regulation Load Regulation Ripple & Noise (NOTE 1) Transient Response 1.2 - 2.5 Vout 3.3 - 5.0 Vout Turn-On Time Remote Sense Compensation Overcurrent Protection GENERAL Switching Frequency MTTF per ML-HDBK-217 Ground Benign 42 µC 0.75 0.93 1.10 1.31 1.50 1.60 1.55 A A A A A A A Vin=36V 31.50 0.50 3 115 5 4 °C °C mA 32.5 2 2.00 35.0 3.00 W V V 2250 V DC MΩ nF µA 1500 10 1.5 100 240 Vrms, 50Hz WPA50R48S012 WPA50R48S015 WPA50R48S018 WPA50R48S022 WPA50R48S025 WPA50R48S033 WPA50R48S050 22 27 33 40 45 50 50 1.0 1.5 +8.0 ±0.005 W W W W W W W % of VNOM % of VNOM %/°C 0.50 0.60 75 % % mVp-p 200 8 6 500 8 140 % of VNOM % of VNOM mS % % 400 420 KHz -5.0 ±0.002 Vin = 36V - 75V, Iout = Max Vin = 48V, Iout = 0-Max Vin = 48V, < 20Mhz bandwidth Step change in output current (50%-100% Step @ 0.2A/ µs) Vin = 48V Vin = 48V Vin = 48V Vin = 48V 0.30 0.30 105 380 Circuit Stress Method TA = +25° TBD NOTE 1: Measured at 20 MHz bandwidth across a 10µf multi layer ceramic capacitor located approximately 1” from output terminals. Hrs PERFORMANCE CURVES Rev B1 of the WPA50 Datasheet will include extensive performance curves and graphs. Product: www.cdpoweronline.com WPA50 REV B 6/2003 3 MECHANICAL PIN FUNCTIONS .370 [9.40] MAX A .135 [3.43] .188 [4.78] Ø.060 [1.52] 6 Plcs Ø.080 [2.03] 2 Plcs Ø.040 [1.02] 6 Plcs Ø.062 [1.57] 2 Plcs 2.300 ±.010 [58.42 ±.25] 3 NOTES: 2 .150 [3.81] 1 .150 [3.81] .750 [19.05] Pin material: Brass 5 .600 [15.24] Pin Finish: Tin/Lead over Nickel 6 .450 [11.43] 7 .300 [7.62] 8 .150 [3.81] 4 BOTTOM VIEW (PIN SIDE) Dimensions are in inches [mm] Converter weight: [16g] 2.150 [54.61] .450 [11.43] .000 [0.00] .000 [0.00] +Vin Remote On/Off -Vin -Vout - Sense Trim + Sense +Vout Pin placement tolerance: +.010 .750 [19.05] .900 ±.010 [22.88 ±.25] 1 2 3 4 5 6 7 8 ORDERING INFORMATION To Find Model Number WPA5048S y - Device Family 50 Watt, Single Output, Eighth Brick, 48VDC Input Range Model Number Selected from Product Selection Chart (above) y = 012 = 1.2V, 015 = 1.5V, 018 = 1.8V, 022 = 2.2V, 025 = 2.5V, 033 = 3.3V, 050 - 5.0V, Remote On/Off Logic No Number = Positive Logic 1 = Negative Logic Power Electronics Division, Americas 3400 E Britannia Drive, Tucson, Arizona 85706 Tel: 800.547.2537 Fax: 520.295.4197 Model Numbers Part Numbers WPA50R48S012 WPA50R48S015 6064958 6064959 WPA50R48S018 WPA50R48S022 WPA50R48S025 6064960 6064961 6064962 WPA50R48S033 WPA50R48S050 WPA50R48S012-1 WPA50R48S015-1 6064963 6064964 6064967 6064968 WPA50R48S018-1 WPA50R48S022-1 6064969 6064970 WPA50R48S025-1 WPA50R48S033-1 WPA50R48S050-1 6064971 6064972 6064973 C&D Technologies, EMEA/Asia/Pacific Milton Keynes MK14 5BU UK Tel: +44 (0)1908 615232 Fax: +44 (0)1908 617545 Any data, prices, descriptions or specifications presented herein are subject to revision by C&D Technologies, Inc. without notice. While such information is believed to be accurate as indicated herein, C&D Technologies, Inc. makes no warranty and hereby disclaims all warranties, express or implied, with regard to the accuracy or completeness of such information. Further, because the product(s) featured herein may be used under conditions beyond its control, C&D Technologies, Inc. hereby disclaims all warranties, either express or implied, concerning the fitness or suitability of such product(s) for any particular use or in any specific application or arising from any course of dealing or usage of trade. The user is solely responsible for determining the suitability of the product(s) featured herein for user’s intended purpose and in user’s specific application. C&D Technologies, Inc. does not warrant or recommend that any of its products be used in any life support or aviation or aerospace applications.