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RS6-0515D Datasheet(PDF) 3 Page - Recom International Power |
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RS6-0515D Datasheet(HTML) 3 Page - Recom International Power |
3 / 7 page DC/DC Converter continued on next page Specifications (measured @ ta= 25°C, nominal input voltage, full load and after warm up unless otherwise specified) RS6 Series ECO-3 REV.: 2/2017 www.recom-power.com Output Voltage Trimming Trim Calculation Practical Example: Trim UP Trim DOWN Vref +Vout Trim R1 Rdown R3 R2 Vref -Vout Trim R1 Rup R3 R2 Vref +Vout Trim R1 Rdown R3 R2 Vref -Vout Trim R1 Rup R3 R2 Vout 3.3V 5V 12V 15V R1 16.74k Ω 10k Ω 38k Ω 50k Ω R2 10k Ω R3 52.3k Ω 39k Ω 68k Ω 68k Ω Vref 1.24V 2.5V a = q Vref r*R1=kΩ (Vout + DVout) - Vref Rup = qa*R2 r-R3=kΩ R2 - a Rdown = q b*R1r-R3=kΩ R1 - b a = q 2.5V r*10kΩ=8.33kΩ (5V + 0.5V) - 2.5V b = q(Vout+DVout) -Vrefr*R2=kΩ Vref Rup = q 8.33kΩ*10kΩ r-39= 11.0kΩ 10kΩ - 8.33kΩ RS6-xx03.3S RS6-xx05S RS6-xx12S RS6-xx15S Trim up 1 2 3 4 5 6 7 8 9 10 % Vout = 3.33 3.36 3.39 3.43 3.46 3.49 3.53 3.56 3.59 3.63 Volts Rup = 1151.73 360.87 197.07 126.28 86.79 61.60 44.14 31.32 21.15 13.76 kOhms Trim up 1 2 3 4 5 6 7 8 9 10 % Vout = 5.05 5.10 5.15 5.20 5.25 5.30 5.35 5.4 5.45 5.50 Volts Rup = 461.00 211.00 127.67 86.00 61.00 44.33 32.43 23.50 16.56 11.00 kOhms Trim up 1 2 3 4 5 6 7 8 9 10 % Vout = 12.12 12.24 12.36 12.48 12.60 12.72 12.84 12.96 13.08 13.20 Volts Rup = 723.67 327.83 195.89 129.92 90.33 63.94 45.10 30.96 19.96 11.17 kOhms Trim up 1 2 3 4 5 6 7 8 9 10 % Vout = 15.15 15.3 15.45 15.60 15.75 15.90 16.05 16.20 16.35 16.50 Volts Rup = 765.33 348.67 209.78 140.33 98.67 70.89 51.05 36.17 24.59 15.33 kOhms Trim Up: Vout = 5V, DVout = 0.5V (10%), Vref= 2.5V Vout = nom. Output Voltage DVout = Output Voltage Trim Rup = Trim up resistor Rdown = trim down resistor a = trim up factor b = trim down factor DVout = Vout - Vouttrimmed |
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