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| WDD30U SERIES DC - DC CONVERTER 23 ~ 30W SINGLE & DUAL OUTPUT FEATURES LOW COST 2:1 WIDE INPUT RANGE I/O ISOLATION INPUT Pi FILTER SHORT CIRCUIT PROTECTION HIGH PERFORMANCE 2 YEARS WARRANTY MODEL LIST MODEL NO. INPUT VOLTAGE 9~18 VDC 9~18 VDC 9~18 VDC 9~18 VDC 18~36 VDC 18~36 VDC 18~36 VDC 18~36 VDC 35~75 VDC 35~75 VDC 35~75 VDC 35~75 VDC OUTPUT OUTPUT WATTAGE VOLTAGE Single Output Models 23 WATTS 25 WATTS 30 WATTS 30 WATTS 23 WATTS 25 WATTS 30 WATTS 30 WATTS 23 WATTS 25 WATTS 30 WATTS 30 WATTS +3.3 VDC + 5 VDC + 12 VDC + 15 VDC +3.3 VDC + 5 VDC + 12 VDC + 15 VDC +3.3 VDC + 5 VDC + 12 VDC + 15 VDC OUTPUT CURRENT 7000 mA 5000 mA 2500 mA 2000 mA 7000 mA 5000 mA 2500 mA 2000 mA 7000 mA 5000 mA 2500 mA 2000 mA EFF. (typ.) 81% 85% 84% 85% 82% 86% 88% 89% 83% 86% 88% 89% EFF. (min.) 79% 83% 82% 83% 80% 84% 86% 87% 81% 84% 86% 87% WDD30 - 03S1U WDD30 - 05S1U WDD30 - 12S1U WDD30 - 15S1U WDD30 - 03S2U WDD30 - 05S2U WDD30 - 12S2U WDD30 - 15S2U WDD30 - 03S3U WDD30 - 05S3U WDD30 - 12S3U WDD30 - 15S3U Dual Output Models WDD30 - 05D1U WDD30 - 12D1U WDD30 - 15D1U WDD30 - 05D2U WDD30 - 12D2U WDD30 - 15D2U WDD30 - 05D3U WDD30 - 12D3U WDD30 - 15D3U 9~18 VDC 9~18 VDC 9~18 VDC 18~36 VDC 18~36 VDC 18~36 VDC 35~75 VDC 35~75 VDC 35~75 VDC 25 WATTS 30 WATTS 30 WATTS 25 WATTS 30 WATTS 30 WATTS 25 WATTS 30 WATTS 30 WATTS 5 VDC 12 VDC 15 VDC 5 VDC 12 VDC 15 VDC 5 VDC 12 VDC 15 VDC 2500 mA 1250 mA 1000 mA 2500 mA 1250 mA 1000 mA 2500 mA 1250 mA 1000 mA 84% 85% 86% 86% 88% 89% 86% 88% 89% 82% 83% 84% 84% 86% 87% 84% 86% 87% www.chinfa.com 2008.09.23 sales@chinfa.com WDD30U SERIES SINGLE & DUAL OUTPUT CIRCUIT SCHEMATIC Block diagram for WDD30U series with single output Vi + Vo + Switching Device Rectifier Vi PWM Controller ON / OFF Opto Isolation Reference & Error Amp. Vo - Trim Block diagram for WDD30U series with dual output Vi + Rectifier Switching Device Rectifier Vi - Vo + com Vo - PWM Controller Opto Isolation Reference & Error Amp. Trim ON / OFF www.chinfa.com 2008.09.23 sales@chinfa.com WDD30U SERIES SINGLE & DUAL OUTPUT SPECIFICATION All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed o GENERAL Characteristics Switching frequency Isolation voltage Isolation resistance Ambient temperature Case temperature Derating Storage temperature Dimension Cooling Case material Conditions Vi nom, Io nom Input / Output Input / Output, @ 500VDC Vi nom, Io nom 3.3V & 5V output models 12V, 15V & dual output models min. 1,500 100 -40 -40 typ. 250 max. unit KHz VDC M + 60 + 71 + 100 o o o C C C Operating at Vi nom, Io nom Vi nom Non operational L40.6 x W50.8 x H10.2 Free air convection Metal See derating curve -40 % / oC + 100 C mm o INPUT SPECIFICATIONS Characteristics Input voltage range Conditions Ta min ... T max, Io nom a min. 9 18 35 typ. 12 48 24 48 30 20 15 max. 18 36 75 unit VDC VDC VDC mA No load input current Vi nom, Io = 0 12V models 24V models 48V models Input voltage w/o damage Io nom 12V models 24V models 48V models 20 40 80 8.5 16 33 VDC VDC VDC VDC Startup voltage Io nom 12V models 24V models 48V models Input filter Pi type OUTPUT SPECIFICATIONS Characteristics Output voltage accuracy Minimum load Line regulation Load regulation Transient recovery time Temperature coefficient Ripple & noise Voltage trim range Efficiency www.chinfa.com 2008.09.23 Vi nom Conditions Vi nom, Io nom single output models dual output models (each output) min. 0 10 typ. max. 2 unit % % % Io nom, Vi min ...Vi max Vi nom, Io 0 ... Io nom, single output models Vi nom, Io min ... Io nom, dual output models 1 2 5 500 0.02 100 150 5 10 Up to 89%, See model list % % % S %/C mV mV % % o Vi nom, Io 0 ...1/2 Io nom Vi nom, Io nom Vi nom, Io nom, 3.3V & 5V output models BW = 20MHz Vi nom 12V, 15V & dual 3.3V output models 5V, 12V, 15V & dual Vi nom, Io nom, Po / Pi sales@chinfa.com WDD30U SERIES SINGLE & DUAL OUTPUT SPECIFICATION CONTROL AND PROTECTION Remote ON / OFF Input reversed Output short circuit ON: opened or 8 ~ 10VDC applied, reference to input GND OFF: -0.3 ~ 2VDC applied, reference to input GND Shunt diode built in, external fuse recommended Continuous APPROVALS AND STANDARD UL/cUL TUV CE UL60950-1 EN60950-1 EN61204-3(Class A for EMI) MECHANISM & PIN CONFIGURATION mm [inch] 50.80 [2.00] 17.78 [0.70] 2.54 [0.10] 45.72 [1.80] 5.08 [0.20] 5 10.16 [0.40] 1 2 4 6 40.64 [1.60] 10.16 [0.4] 5.00 [0.20] DIA 1.00 [0.04] 5.08 [0.20] 10.16 [0.40] 7.62 [0.30] 10.16 [0.40] 7 10.16 [0.40] 8 BOTTOM VIEW PHYSICAL CHARACTERISTICS CASE SIZE CASE MATERIAL WEIGHT 40.6 x 50.8 x 10.2 mm 1.6 x 2 x 0.4 inches Metal 60 g PIN ASSIGNMENT GENERAL PIN NO. SINGLE DUAL 1 Vi+ Vi+ 2 Vi Vi 4 S. D. S. D. 5 NO PIN Vo + 6 Vo + com 7 Vo Vo 8 Trim Trim S.D. : REMOTE ON / OFF DERATING 100 Power out [ % ] 12V, 15V & dual NATURAL CONVECTION COOLING 3.3V & 5V 0 -40 www.chinfa.com 2008.09.23 60 Ambient Temperature [ C ] o 71 100 sales@chinfa.com |
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