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PQA50-D48-S3-T Datasheet(PDF) 5 Page - CUI INC |
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PQA50-D48-S3-T Datasheet(HTML) 5 Page - CUI INC |
5 / 7 page cui.com CUI Inc │ SERIES: PQA50-T │ DESCRIPTION: DC-DC CONVERTER date 07/15/2015 │ page 5 of 7 OutputVoltage≤5Vdc Recommended external circuit components Vin (Vdc) 24 48 C0 330μF/50V 330μF/100V CY1, CY2 1nF/2kV 1nF/2kV LCM 2.2mH 2.2mH EMC RECOMMENDED CIRCUIT DERATING CURVES 100 80 60 40 20 Ambient Temperature (°C) -40-20 02040 100 Safe operating area 55 65 85 Without heatsink With heatsink 100 80 60 40 20 Ambient Temperature (°C) -40-20 02040 85 100 Safe operating area 60 70 Without heatsink With heatsink Output Voltage > 5Vdc Figure 1 Table 1 Vin GND +Vo 0V DC/DC LOAD LCM C0 CY Vin GND CY 1 2 Cout TEST CONFIGURATION DC Cin Lin DC Load Oscilloscope Current Probe Lin(4.7µH) Cin(220µF, ESR< 1.0Ω at 100KHz) Note: 1.Inputreflected-ripplecurrentismeasuredwithaninductorLinandCapacitorCintosimulatesourceimpedance. External components Lin 4.7μH Cin 220μF,ESR<1.0Ω at 100 kHz Figure 2 Table 2 Note: 1. See Table 3 for Cout values. For more information, please visit the product page. |
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