28D-3W YUANDEAN
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YUAN DEAN SCIENTIFIC CO.,LTD 28 D-3W SERIES Rev:0 2018/10/01 FEATURES ： 2:1 Wide Input Voltages Range High Efficiency up to 87% Regulated Output Types Internal SMD Construction No External Component Required Operating Temperature:-40℃ TO +85℃ Industry Standard Pinout DC-DC Converter 28D-3W SERIES 3Watt 1.5KV Isolated 2：1 Input Voltage Range Single & Dual Output SMD Specifications typical at TA=25°C, nominal input voltage and rated output current unless otherwise specified Part Number Input Voltage Range Output Voltage Output Current Efficiency Vdc Vdc mA %TYP 28D-05S03R3W 4.5-9 3.3 700 70 28D-05S05R3W 4.5-9 5 600 75 28D-05S12R3W 4.5-9 12 250 77 28D-05S15R3W 4.5-9 15 200 75 28D-05D05R3W 4.5-9 ±5 ±300 72 28D-05D12R3W 4.5-9 ±12 ±125 74 28D-05D15R3W 4.5-9 ±15 ±100 75 28D-12S03R3W 9-18 3.3 700 75 28D-12S05R3W 9-18 5 600 79 28D-12S12R3W 9-18 12 250 82 28D-12S15R3W 9-18 15 200 82 28D-12D05R3W 9-18 ±5 ±300 72 28D-12D12R3W 9-18 ±12 ±125 82 28D-12D15R3W 9-18 ±15 ±100 80 28D-24S03R3W 18-36 3.3 700 75 28D-24S05R3W 18-36 5 600 80 28D-24S12R3W 18-36 12 250 86 28D-24S15R3W 18-36 15 200 87 28D-24D05R3W 18-36 ±5 ±300 78 28D-24D12R3W 18-36 ±12 ±125 82 28D-24D15R3W 18-36 ±15 ±100 84 28D-48S03R3W 36-75 3.3 700 73 28D-48S05R3W 36-75 5 600 78 28D-48S12R3W 36-75 12 250 83 28D-48S15R3W 36-75 15 200 83 28D-48D05R3W 36-75 ±5 ±300 78 28D-48D12R3W 36-75 ±12 ±125 81 28D-48D15R3W 36-75 ±15 ±100 82 YUAN DEAN SCIENTIFIC Temperature Derating Graph 100 Ambient Temperature( ℃) 100 OutPut Power(%) -40 70 Nature Convection Input Specifications Parameters Conditions Min Typ Max Units Voltage Tolerance Vo, Io Nom 2:1 Filter Capacitor
YUAN DEAN SCIENTIFIC CO.,LTD 28 D-3W SERIES Rev:0 2018/10/01 General Specifications Parameters Conditions Min Typ Max Units Isolation Resistance 500Vdc 1000 MΩ Switching Frequency Full load, nominal input 100 KHz Operating Temperature -40 +85 ℃ Humidity Non Condensing 95 % Cooling Free air Convection Case material DAP MTBF MIL-HDBK-217F@25℃ 1000000 Hours Weight 3.9 g Dimensions 24.1x14.35x10.25 mm Recommended Test Circuit Single Vin +Vout GND -Vout Cin Cout 3.3V:Cout 100uF/25V 5V:Cout 100uF/25V 12V:Cout 100uF/25V 15V:Cout 100uF/50V 5V:Cin 10uF,25V 12V:Cin 10uF,50V 24V:Cin 10uF,100V 48V:Cin 10uF,100V Rev:0 2017/8/ 30 Part Number Markings and dimensions PIN Assignment Pin 1 7 8 9 10 16 Single -Vin NC NC +Vout -Vout +Vin Dual -Vin NC Com +Vout -Vout +Vin Output Specifications Parameters Conditions Min Typ Max Units Voltage Tolerance 100% full load ±2 % Short Circuit Protection Continuous Line Regulation Regulated ±0.5 % Load Regulation Regulated ±0.8 % Ripple & Noise BW=DC To 20MHz 100 mVp-p Transient response setting time 50% load step change 350 us Dual Vin +Vout GND Cin Cout -Vout Cout COM 5V:Cout 100uF/25V 12V:Cout 100uF/25V 15V:Cout 100uF/50V 5V:Cin 10uF,25V 12V:Cin 10uF,50V 24V:Cin 10uF,100V 48V:Cin 10uF,100V 28D - 05 S 05 R 3W A B C D E F A : Series B : Input Voltage C : Single(S);Dual(D) D : Output Voltage E : Regulated(R) F : Output Power