20DRW4 GAPTEC | Alldatasheet

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GAPTEC-Electronic GmbH & Co. KG sales@gaptec-electronic.com – www.gaptec-electronic.com Page 1 of 6 20DRW4_2.25 – Rev. 2017-1.1 Specifications subject to change without notice. 20DRW4_2.25 Series 20W - Single Output - Wide Input - Isolated & Regulated DC-DC Converter Wide 4:1 input voltage range Isolation Voltage: 2.25KVDC Operating Temperature Range: -40°C to +85°C Short circuit protection (SCP) International standard pin-out Meet the IEC60950, UL60950, EN60950 approval High efficiency up to 85% Low ripple & noise EMI meet EN50121-3-2, without external components RoHS Compliance Over voltage protection Over load protection Input under voltage protection Meets requirements of rail- way standard EN50155 DC-DC Converter 20 Watt The 20DRW4_2.25 series are isolated 20W DC-DC products with 4:1 input voltage. They feature efficiency up to 86%, 2250VDC isolation with enhanced isolation, operating temperature of -40°C to +85°C, input under-voltage protection, output short circuit, over-current and over-voltage protection. Railway vehicle electronic equipment widely used in 72V, 96V and 110V. Example: 20DRW4_11005S2.25 20= 20Watt; D= DIP; R= series; W4= wide input (4:1) 40-160Vin; 5Vout; S= single output; 2.25= 2250VDC Common specifications Short circuit protection: Continuous, automatic recovery Cooling: Free air convection Operation temperature range: -40°C~+85°C Storage temperature range: -55°C~+125°C Maximum case temperature: 105°C Solding temperature: 300°C MAX, 1.5mm from case for 10sec Switching frequency: 300kHz TYP, PWM mode Storage humidity range: 95% MAX Shock and vibration test: IEC 61373, car body 1 B mold Case material: Aluminum alloy Potting material: Epoxy (UL94V-0) MTBF (MIL-HDBK-217F @25°C): >1,000 Khours Dimensions: 50.80*25.40*11.80mm 50.80*25.40*16.30mm (heatsink) Weight: 26g/34g (heatsink) Isolation specifications Item Test condition Min Typ Max Units Isolation voltage* • Input-output

  • Input and output res- pectively on the shell 2250 1600 VDC VDC Isolation resistance Input-output, test at 500VDC 1000 MΩ Isolation capaci- tance Input-output, 100KHz/0.1V 2200 pF * Test time of 1 minute and the leak current lower than 1mA. Input specifications Item Test condition Min Typ Max Units Input current (full load / no load)
  • 3.3V output
  • 5V output
  • Others mA mA mA Reflected ripple current Nominal Vin and full load 25 mA Surge voltage 1sec. max. -0.7 180 VDC Starting voltage 100% load 40 VDC Shutdown voltage 28 33 VDC Starting time Nominal Vin and constant resistive load 10 ms Input filter Pi Type Hot plug Unavailable Ctrl (the voltage of Ctrl pin is relative to input pin GND)
  • Module switch ON
  • Module switch OFF
  • Input current when switched OFF Ctrl suspended or connected to TTL high level (3.5-12VDC) Ctrl pin connected to GND or low level (0-1.2VDC) 2 7 mA Output specifications Item Test condition Min Typ Max Units Voltage accuracy 0%-100% load ±1 ±3 % Line regulation Full load, low to high ±0.2 ±0.5 % Load regulation 0%-100% load ±0.5 ±1 % Transient recovery time 25% load step change 300 500 µs Transient respon- se deviation normal Vin, 25% load step change
  • 3.3V/5V output
  • Others Temperature coefficient ±0.02 ±0.03 %/°C Ripple and noise* 20MHz Bandwidth 50 100 mVp-p Trim 90 110 %Vo Over voltage protection Input voltage range 110 160 %Vo Over current protection Input voltage range 120 210 %Io * 0%-5% load ripple & noise is no more than 5%Vo. Ripple & noise are measured by ”parallel cable” method, please see DC-DC converter application notes for specific operation. Note: 1. Only typical model listed. Non-standard models will be different from the above, please contact us for more details. 2. All specifications are typical at nominal input, full load and 25°C unless otherwise stated. 3. In this datasheet, all the test methods of indications are based on corporate standards.

GAPTEC-Electronic GmbH & Co. KG sales@gaptec-electronic.com – www.gaptec-electronic.com Page 2 of 6 20DRW4_2.25 – Rev. 2017-1.1 Specifications subject to change without notice. 20DRW4_2.25 Series 20W - Single Output - Wide Input - Isolated & Regulated DC-DC Converter Typical characteristics Part Number Input Voltage [VDC] Nominal Range Output Voltage [VDC] Output Current [mA] Full load Efficiency [%, typ.] Capacitor load [µF, max.] 20DRW4_11003S2.25 110 40-160 3.3 5000 82 10000 20DRW4_11005S2.25 110 40-160 5 4000 84 10000 20DRW4_11012S2.25 110 40-160 12 1667 85 1600 20DRW4_11015S2.25 110 40-160 15 1333 86 1000 20DRW4_11024S2.25 110 40-160 24 833 86 470 EMC specifications EMI CE CISPR22/ EN55022 CLASS A (see EMC recommended circuit, fig. 2) CLASS B (see EMC recommended circuit, fig. 4) EMI RE CISPR22/ EN55022 CLASS A (without external components) CLASS B (see EMC recommended circuit, fig. 4) EMS ESD IEC/EN61000-4-2 Contact ±6KV/Air ±8KV perf. Criteria B EMI RS IEC/EN61000-4-3 10V/m perf. Criteria A EMI* EFT IEC/EN61000-4-4 ±4KV (EMC recommended circuit, fig. 3 or fig. 4) perf. Criteria B EMS Surge IEC/EN61000-4-5 line to line ±2KV (2Ω 0.5uF see EMC recommended circuit, fig. 3) perf. Criteria B line to ground ±4KV (12Ω 0.5uF see EMC recommended circuit, fig. 3) EMS Surge EN50121-3-2 line to line ±1KV (42Ω 0.5uF see EMC recommended circuit, fig. 4) perf. Criteria B line to ground ±2KV (42Ω 0.5uF see EMC recommended circuit, fig. 4) EMI CS IEC/EN61000-4-6 10 Vr.m.s perf. Criteria A Note: Except 20DRW4_11003S2.25/ 20DRW4_11005S2.25 For 20DRW4_11003S2.25: For 20DRW4_11005S2.25:

GAPTEC-Electronic GmbH & Co. KG sales@gaptec-electronic.com – www.gaptec-electronic.com Page 3 of 6 20DRW4_2.25 – Rev. 2017-1.1 Specifications subject to change without notice. 20DRW4_2.25 Series 20W - Single Output - Wide Input - Isolated & Regulated DC-DC Converter Vout (VDC) Fuse Cin Cout 3.3/5 2A slow blow 10µF - 47µF 470µF 12/15 2A slow blow 10µF - 47µF 220µF 24 2A slow blow 10µF - 47µF 100µF Efficiency Typical application All the DC/DC converters of this series are tested according to the recommended circuit (see Fig. 1) before delivery. If it is required to further reduce input and output ripple, properly increase the input & output of additional capacitors Cin and Cout or select capacitors of low equivalent impedance provided that the capacitance is no larger than the max. capacitive load of the product. 20DRW4_11005S2.25 20DRW4_11024S2.25 20DRW4_11005S2.25 20DRW4_11024S2.25 figure 1

GAPTEC-Electronic GmbH & Co. KG sales@gaptec-electronic.com – www.gaptec-electronic.com Page 5 of 6 20DRW4_2.25 – Rev. 2017-1.1 Specifications subject to change without notice. 20DRW4_2.25 Series 20W - Single Output - Wide Input - Isolated & Regulated DC-DC Converter Vout(V) R1(KΩ) R2(KΩ) R3(KΩ) Vref(V) 3.3 4.801 2.87 10 1.24 5 2.883 2.87 10 2.5 12 11.000 2.87 15 2.5 15 14.384 2.87 15 2.5 24 24.872 2.87 17.8 2.5 Trim application & trim resistance Application circuit for TRIM (Part in broken line is the interior of models) Note: Leave open if not used. RT: Resistance of Trim. a: User-defined parameter, no actual meanings. Mechanical dimensions Note: Unit: mm[inch] Pin diameter tolerances ±0.1mm [±0.004inch]

GAPTEC-Electronic GmbH & Co. KG sales@gaptec-electronic.com – www.gaptec-electronic.com Page 6 of 6 20DRW4_2.25 – Rev. 2017-1.1 Specifications subject to change without notice. 20DRW4_2.25 Series 20W - Single Output - Wide Input - Isolated & Regulated DC-DC Converter Mechanical dimensions (with heatsink) Note: Unit: mm[inch] General tolerances: ±0.5mm [±0.02inch]