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