WDD30U SERIES DC - DC CONVERTER 23 ~ 30W SINGLE & DUAL OUTPUT FEATURES ‧EFFICIENCY UP TO 89% ‧2:1 WIDE INPUT RANGE ‧I/O ISOLATION ‧INPUT Pi FILTER ‧SHORT CIRCUIT PROTECTION ‧HIGH PERFORMANCE ‧2 YEARS WARRANTY R H a UL 60950-1 EN 60950-1 MODEL LIST MODEL NO. INPUT EFF. EFF. CAPACITOR INPUT CURRENT OUTPUT OUTPUT OUTPUT LOAD VOLTAGE (typ.) (max.) WATTAGE VOLTAGE CURRENT (min.) (typ.) (max.) Single Output Models WDD30 - 03S1U 9~18 VDC 2.4 A 3.3 A 23 WATTS +3.3 VDC 7000 mA 79% 81% 7000 μF WDD30 - 05S1U 9~18 VDC 2.5 A 3.35 A 25 WATTS + 5 VDC 5000 mA 83% 85% 7000 μF WDD30 - 12S1U 9~18 VDC 3.0 A 4.1 A 30 WATTS + 12 VDC 2500 mA 82% 84% 1000 μF WDD30 - 15S1U 9~18 VDC 2.97 A 4.1 A 30 WATTS + 15 VDC 2000 mA 83% 85% 470 μF WDD30 - 03S2U 18~36 VDC 1.19 A 1.62 A 23 WATTS +3.3 VDC 7000 mA 80% 82% 7000 μF WDD30 - 05S2U 18~36 VDC 1.22 A 1.66 A 25 WATTS + 5 VDC 5000 mA 84% 86% 7000 μF WDD30 - 12S2U 18~36 VDC 1.42 A 1.95 A 30 WATTS + 12 VDC 2500 mA 86% 88% 3500 μF WDD30 - 15S2U 18~36 VDC 1.42 A 1.95 A 30 WATTS + 15 VDC 2000 mA 87% 89% 1000 μF WDD30 - 03S3U 35~75 VDC 0.59 A 0.82 A 23 WATTS +3.3 VDC 7000 mA 81% 83% 7000 μF WDD30 - 05S3U 35~75 VDC 0.6 A 0.82 A 25 WATTS + 5 VDC 5000 mA 82% 84% 7000 μF WDD30 - 12S3U 35~75 VDC 0.71 A 1.0 A 30 WATTS + 12 VDC 2500 mA 86% 88% 3500 μF WDD30 - 15S3U 35~75 VDC 0.7 A 1.0 A 30 WATTS + 15 VDC 2000 mA 87% 89% 1000 μF Dual Output Models WDD30 - 05D1U 9~18 VDC 2.51 A 3.4 A 25 WATTS ± 5 VDC ± 2500 mA 82% 84% ±3500 μF WDD30 - 12D1U 9~18 VDC 2.95 A 4.1 A 30 WATTS ± 12 VDC ± 1250 mA 83% 85% ± 470 μF WDD30 - 15D1U 9~18 VDC 2.94 A 4.0 A 30 WATTS ± 15 VDC ± 1000 mA 84% 86% ± 470 μF WDD30 - 05D2U 18~36 VDC 1.24 A 1.7 A 25 WATTS ± 5 VDC ± 2500 mA 83% 85% ±3500 μF WDD30 - 12D2U 18~36 VDC 1.41 A 1.95 A 30 WATTS ± 12 VDC ± 1250 mA 86% 88% ± 470 μF WDD30 - 15D2U 18~36 VDC 1.42 A 1.95 A 30 WATTS ± 15 VDC ± 1000 mA 87% 89% ± 470 μF WDD30 - 05D3U 35~75 VDC 0.62 A 0.88 A 25 WATTS ± 5 VDC ± 2500 mA 83% 85% ±3500 μF WDD30 - 12D3U 35~75 VDC 0.7 A 1.0 A 30 WATTS ± 12 VDC ± 1250 mA 86% 88% ± 470 μF WDD30 - 15D3U 35~75 VDC 0.71 A 1.0 A 30 WATTS ± 15 VDC ± 1000 mA 87% 89% ± 470 μF www.chinfa.com 2010.05.21 [email protected] P1 WDD30U SERIES SINGLE & DUAL OUTPUT SPECIFICATION o All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed GENERAL Characteristics Conditions Switching frequency Isolation voltage Vi nom, Io nom Input - Output Isolation resistance Isolation capacitance Input - Output, @ 500VDC Ambient temperature 100KHz / 1V Vi nom, Io nom VDC MΩ 100 3.3V & 5V output models -40 12V, 15V & dual output models -40 Vi nom Non operational Vi nom, Io nom unit KHz 1000 Derating + 61 + 71 PF o C o C +100 o -40 +100 o 20 95 C See derating curve Vi nom, Io min ± 0.02 L50.8 x W40.64 x H10.16 Dimension Be1lcore issue 6@40 oC, GB MTBF Cooling max. 250 Operating at Vi nom, Io nom Temperature coefficient typ. 1500 Case temperature Storage temperature Relative humidity min. C % RH % / oC mm Hours 7480000 Free air convection INPUT SPECIFICATIONS Characteristics Input voltage range min. typ. 9 18 VDC 18 12 24 36 VDC 35 48 75 VDC 12V models 25 mA 24V models 20 mA 48V models 15 mA 12V models 20 VDC 24V models 40 80 VDC Conditions Ta min ...Ta max, Io nom No load input current Input voltage w/o damage Vi nom, Io=0 Io nom 48V models Startup voltage Io nom max. unit VDC 8.5 16 VDC 24V models 48V models 33 VDC 12V models VDC Pi type Input filter OUTPUT SPECIFICATIONS Characteristics Conditions Output voltage accuracy Vi nom, Io nom Minimum load Vi nom typ. single output models 0 Aymmetrical load 10% - 100% FL Startup time Transient recovery time Vi nom, Io nom Ripple & noise Voltage trim range 1) Vi nom, 1~0.5 Io nom Vi nom, Io nom, BW = 20MHz Vi nom 3.3V & 5V models 12V, 15V & dual 3.3V model 5V, 12V, 15V & dual Efficiency Vi nom, Io nom, Po / Pi % % Vi nom, Io min ... Io nom, dual output models Cross regulation (Dual model) unit % 10 Io nom, Vi min ...Vi max Vi nom, Io 0 ... Io nom, single output models Load regulation max. ±2 dual output models (each output) Line regulation min. ± 5 ±1 % ±2 ±5 % ±5 30 % ms % 500 μs 100 mV 150 mV % % ±10 Up to 89%, See model list and efficiency curve NOTE 1 : Pls refer to Fig 1 & Table 1 for connection and resistance recommended. www.chinfa.com 2010.05.21 [email protected] P2 WDD30U SERIES SINGLE & DUAL OUTPUT SPECIFICATION o All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed CONTROL AND PROTECTION ON : opened or 8 ~ 10VDC applied, reference to input GND Remote ON / OFF OFF : -0.3 ~ 2VDC applied, reference to input GND Input reversed Shunt diode built in, external fuse recommended (12Vin : 5A, 24Vin : 2A, 48Vin : 1.25A) Output short circuit Current limited (Auto-recovery) Rated over load protection 110%min....140%max APPROVALS APPROVALSAND ANDSTANDARD STANDARD UL/cUL UL 60950-1 Recognized TUV EN 60950-1, CB scheme CE EN 61204-3, EN 55022, Class A, EN 61000-4-2, EN61000-4-3, EN61000-4-4, EN61000-4-6 meet IEC 60068-2-6 (10-500 Hz, 2G, along X, Y, Z each Axis, 60 min for each Axis) Vibration PHYSICAL CHARACTERISTICS Case size 50.8 x 40.64 x 10.16 mm (2 x 1.6 x 0.4 inches) Plastic base / Metal case Case material Weight 60 g Patting material Silicone MECHANISM & PIN CONFIGURATION mm [inch] 2.54 [0.10] 45.72 [1.80] 5.08 [0.20] 5 6.00 [0.24] DIA 1.00 [0.04] 6 1 5.08 [0.20] 10.16 [0.40] 2 7 10.16 [0.40] 10.16 [0.40] 4 GENERAL TOLERANCE 0.00[0.00] - 30.00[1.18] ±0.30[0.01] 30.00[1.18] - 120.00[4.72] ±0.50[0.02] 40.64 [1.60] 10.16 [0.40] 17.78 [0.70] 10.16 [0.4] 8 50.80 [2.00] BOTTOM VIEW PIN ASSIGNMENT GENERAL PIN NO. 1 4 ON / OFF 6 7 8 Vi+ 2 Vi - 5 SINGLE DUAL NO PIN Vo - Trim Vi+ Vi - ON / OFF Vo + Vo + com Vo - Trim CIRCUIT SCHEMATIC ‧Block diagram for WDD30U series with dual output ‧Block diagram for WDD30U series with single output Vo + Vi + Vo + Vi + Rectifier Switching Device com Switching Device Rectifier Rectifier Vo - Vi PWM Controller Opto Isolation Reference & Error Amp. ON / OFF Vo - Vi - PWM Controller Trim Opto Isolation Reference & Error Amp. Trim ON / OFF RECOMMENDED CIRCUIT ‧Recommended filter for EN55022 Class B compliance ‧Recommended EN 55022 Class B filter circuit layout. L1 + Vin + C1 C2 Vo + WDD30U Vin - Vo - - www.chinfa.com 2010.05.21 C3 [email protected] P3 WDD30U SERIES SINGLE & DUAL OUTPUT RECOMMENDED CIRCUIT DERATING AND EFFICIENCY CURVE ‧The commponents used in the above figure, together with the manufacturer part numbers for these components, are as follows. C2 C3 WDD30-XXX1U 3.3μF / 50V MLCC 3.3μF / 50V MLCC InF / 2KV MLCC WDD30-XXX2U 1.5μF / 50V MLCC 1.5μF / 50V MLCC InF / 2KV MLCC 3.3μF / 100V 3.3μF / 100V MLCC MLCC InF / 2KV MLCC WDD30-XXX3U 100 L1 12V, 15V & dual Power out [ % ] C1 Temperature derating curve 1.5mH Common Choke 3.5mH Common Choke 0.5mH Common Choke NATURAL CONVECTION COOLING 0 -40 3.3V & 5V 61 71 Ambient Temperature [ oC ] 100 DERATING AND EFFICIENCY CURVE 88 90 87 85 Efficiency [ % ] Efficiency [ % ] Efficiency Vs Input Voltage WDD30-05S2U 86 85 84 20 22 24 26 28 30 32 34 80 75 70 65 Io : Full Load 83 18 Efficiency Vs Output Load WDD30-05S2U Vi : 24VDC 60 36 10 20 30 40 Input Voltage (V) 50 60 70 80 90 100 Output Load (%) Fig. 1 Trim connection ( For Single output ) 6 Vo + 7 Vo - 8 ( For Dual output ) Rext 1 Trim 6 Vo + 7 Vo - 8 Rext 2 5 Vo + 5 Vo + 6 com 6 com 7 Vo - 7 Vo - 8 Trim 8 Trim Rext 1 Rext 2 Trim Table 1 Typical resistor values for various output voltage adjustment settings Type Rext 1 Vo nom -2.5% Rext 2 Vo nom -5% Vo nom +2.5% Vo nom +5% 30KΩ 5.6KΩ Vo nom +5% Vo nom +10% WDD30-03SXU 20KΩ Type Vo nom -5% WDD30-05SXU 5.6KΩ 0Ω 1.5KΩ WDD30-12SXU 43KΩ 20KΩ 10KΩ 1KΩ WDD30-15SXU 120KΩ 56KΩ 24KΩ 4.7KΩ WDD30-05DXU 330KΩ 150KΩ 10KΩ 3KΩ WDD30-12DXU 130KΩ 56KΩ 10KΩ 2KΩ WDD30-15DXU 130KΩ 68KΩ 15KΩ 2KΩ www.chinfa.com 2010.05.21 0Ω Vo nom -10% 1KΩ [email protected] P4