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| WDD15U SERIES DC - DC CONVERTER 15W SINGLE & DUAL OUTPUT FEATURES LOW COST 4:1 WIDE INPUT RANGE I/O ISOLATION INPUT Pi FILTER SHORT CIRCUIT PROTECTION HIGH PERFORMANCE 2 YEARS WARRANTY MODEL LIST MODEL NO. INPUT VOLTAGE 9~36 VDC 9~36 VDC 9~36 VDC 9~36 VDC 18~75 VDC 18~75 VDC 18~75 VDC 18~75 VDC OUTPUT OUTPUT WATTAGE VOLTAGE Single Output Models 15 WATTS 15 WATTS 15 WATTS 15 WATTS 15 WATTS 15 WATTS 15 WATTS 15 WATTS +3.3 VDC + 5 VDC + 12 VDC + 15 VDC +3.3 VDC + 5 VDC + 12 VDC + 15 VDC OUTPUT CURRENT 4500 mA 3000 mA 1250mA 1000 mA 4500 mA 3000 mA 1250 mA 1000 mA EFF. (typ.) 80% 80% 82% 84% 80% 81% 84% 84% EFF. (min.) 78% 78% 80% 82% 78% 79% 82% 82% WDD15 - 03S4U WDD15 - 05S4U WDD15 - 12S4U WDD15 - 15S4U WDD15 - 03S5U WDD15 - 05S5U WDD15 - 12S5U WDD15 - 15S5U Dual Output Models WDD15 - 05D4U WDD15 - 12D4U WDD15 - 15D4U WDD15 - 05D5U WDD15 - 12D5U WDD15 - 15D5U 9~36 VDC 9~36 VDC 9~36 VDC 18~75 VDC 18~75 VDC 18~75 VDC 15 WATTS 15 WATTS 15 WATTS 15 WATTS 15 WATTS 15 WATTS 5 VDC 12 VDC 15 VDC 5 VDC 12 VDC 15 VDC 1500 mA 630 mA 500 mA 1500 mA 630 mA 500 mA 80% 83% 83% 80% 84% 84% 78% 81% 81% 78% 82% 82% www.chinfa.com 2008.09.23 sales@chinfa.com WDD15U SERIES SINGLE & DUAL OUTPUT CIRCUIT SCHEMATIC Block diagram for WDD15U series with single output Vi + Vo + Switching Device Rectifier Vi - Vo - PWM Controller ON / OFF Opto Isolation Reference & Error Amp. Trim Block diagram for WDD15U 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 WDD15U 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 o C C C Operating at Vi nom, Io nom Vi nom Non operational L50.8 x W40.6 x H10.2 Free air convection Metal See derating curve -40 %/ C + 100 C mm o INPUT SPECIFICATIONS Characteristics Input voltage range No load input current Input voltage w/o damage Startup voltage Input filter Conditions Ta min ... T max, Io nom a Vi nom, Io = 0 Io nom Io nom Pi type 24V models 48V models 24V models 48V models 24V models 48V models min. 9 18 typ. 24 48 48 max. 36 75 30 20 40 80 8.5 16 unit VDC VDC mA mA VDC VDC VDC VDC OUTPUT SPECIFICATIONS Characteristics Output voltage accuracy Minimum load Line regulation Load regulation Transient recovery time Temperature coefficient Ripple & noise Voltage trim range Efficiency 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 84%, 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 12V, 15V & dual Vi nom 3.3V output models 5V, 12V, 15V & dual Vi nom, Io nom, Po / Pi www.chinfa.com 2008.09.23 sales@chinfa.com WDD15U 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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