WDD20-03S3U

WDD20U SERIES DC - DC CONVERTER 20W 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 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 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 6000 mA 4000 mA 1670 mA 1330 mA 6000 mA 4000 mA 1670 mA 1330 mA 6000 mA 4000 mA 1670 mA 1330 mA EFF. (typ.) 82% 85% 86% 86% 83% 87% 88% 89% 83% 87% 89% 89% EFF. (min.) 80% 83% 84% 84% 81% 85% 86% 87% 81% 85% 87% 87% WDD20 - 03S1U WDD20 - 05S1U WDD20 - 12S1U WDD20 - 15S1U WDD20 - 03S2U WDD20 - 05S2U WDD20 - 12S2U WDD20 - 15S2U WDD20 - 03S3U WDD20 - 05S3U WDD20 - 12S3U WDD20 - 15S3U Dual Output Models WDD20 - 05D1U WDD20 - 12D1U WDD20 - 15D1U WDD20 - 05D2U WDD20 - 12D2U WDD20 - 15D2U WDD20 - 05D3U WDD20 - 12D3U WDD20 - 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 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 5 VDC 12 VDC 15 VDC 5 VDC 12 VDC 15 VDC 5 VDC 12 VDC 15 VDC 2000 mA 830 mA 670 mA 2000 mA 830 mA 670 mA 2000 mA 830 mA 670 mA 84% 87% 88% 86% 88% 89% 86% 88% 89% 82% 85% 86% 84% 86% 87% 84% 86% 87% www.chinfa.com 2008.09.23 sales@chinfa.com WDD20U SERIES SINGLE & DUAL OUTPUT CIRCUIT SCHEMATIC Block diagram for WDD20U series with single output Vi + Vo + Switching Device Rectifier Vi PWM Controller ON / OFF Opto Isolation Reference & Error Amp. Vo - Trim Block diagram for WDD20U 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 WDD20U 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 V i 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 WDD20U 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 WDD20U SERIES DC - DC CONVERTER 20W 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 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS +3.3 VDC + 5 VDC + 12 VDC + 15 VDC +3.3 VDC + 5 VDC + 12 VDC + 15 VDC OUTPUT CURRENT 6000 mA 4000 mA 1670mA 1330 mA 6000 mA 4000 mA 1670 mA 1330 mA EFF. (typ.) 79% 80% 82% 83% 79% 81% 84% 84% EFF. (min.) 77% 78% 80% 81% 77% 79% 82% 82% WDD20 - 03S4U WDD20 - 05S4U WDD20 - 12S4U WDD20 - 15S4U WDD20 - 03S5U WDD20 - 05S5U WDD20 - 12S5U WDD20 - 15S5U Dual Output Models WDD20 - 05D4U WDD20 - 12D4U WDD20 - 15D4U WDD20 - 05D5U WDD20 - 12D5U WDD20 - 15D5U 9~36 VDC 9~36 VDC 9~36 VDC 18~75 VDC 18~75 VDC 18~75 VDC 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 20 WATTS 5 VDC 12 VDC 15 VDC 5 VDC 12 VDC 15 VDC 2000 mA 830 mA 670 mA 2000 mA 830 mA 670 mA 80% 83% 84% 82% 84% 84% 78% 81% 82% 80% 82% 82% www.chinfa.com 2008.09.23 sales@chinfa.com WDD20U SERIES SINGLE & DUAL OUTPUT CIRCUIT SCHEMATIC Block diagram for WDD20U series with single output Vi + Vo + Switching Device Rectifier Vi - Vo - PWM Controller ON / OFF Opto Isolation Reference & Error Amp. Trim Block diagram for WDD20U 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 WDD20U 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 WDD20U 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