FDD05 SERIES DC - DC CONVERTER 5 ~ 6W 5V INPUT MODEL FEATURES ‧INPUT 4.5 V ~ 5.5 V ‧INPUT FILTER BUILT - IN ‧I/O ISOLATION ‧HIGH EFFICIENCY UP TO 81 % ‧SHORT CIRCUIT PROTECTION ‧2 " x 2 " METAL CASE ‧2 YEARS WARRANTY MODEL LIST INPUT EFF. CAPACITOR INPUT OUTPUT OUTPUT OUTPUT EFF. CURRENT LOAD MODEL NO. VOLTAGE WATTAGE VOLTAGE CURRENT (min.) (typ.) (max.) (typ.) Single Output Models FDD05 - 05S0 4.5~5.5 VDC 1.25 A 5 WATTS + 5 VDC 1000 mA 75% 77% 2200 μF FDD05 - 12S0 4.5~5.5 VDC 1.50 A 6 WATTS + 12 VDC 500 mA 80% 82% 1500 μF FDD05 - 15S0 4.5~5.5 VDC 1.45 A 6 WATTS + 15 VDC 400 mA 81% 83% 270μF ± 500 mA 75% 77% ± 680μF Dual Output Models FDD05 - 05D0 4.5~5.5 VDC 1.25 A 5 WATTS ± 5 VDC FDD05 - 12D0 4.5~5.5 VDC 1.50 A 6 WATTS ± 12 VDC ± 250 mA 80% 82% ± 150μF FDD05 - 15D0 4.5~5.5 VDC 1.45 A 6 WATTS ± 15 VDC ± 200 mA 81% 83% ± 68μF www.chinfa.com 2010.02.09 [email protected] P1 FDD05 SERIES 5V INPUT MODEL SPECIFICATION o All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed GENERAL Characteristics Conditions Switching frequency Vi nom, Io nom Isolation voltage Input - Output Isolation resistance Input - Output, @ 500VDC Isolation capacitance 100KHz / 1V Ambient temperature Operating at Vi nom, Io nom Case temperature Operating at Vi nom, Io nom min. typ. max. unit 200 KHz 1500 VDC 100 MΩ 330 -25 PF o + 71 C + 100 o o C Derating Vi nom Storage temperature Non operational -40 +100 Relative humidity Vi nom, Io nom 20 95 % RH Temperature coefficient Vi nom, Io min ± 0.02 % / oC See derating curve Dimension mm L50.8 x W50.8 x H12.0 o MTBF Bellcore issue 6@40 C, GB Cooling Free air convection C Hours 1120000 INPUT SPECIFICATIONS Characteristics Conditions Input voltage range Ta min ... Ta max, Io nom No load input current Vi nom, Io = 0 Input voltage w/o damage Io nom Startup voltage Io nom Input filter Pi type min. 4.5 typ. 5 max. unit 5.5 VDC 15 mA 7 VDC 4 VDC OUTPUT SPECIFICATIONS Characteristics Conditions Output voltage accuracy Vi nom, Io nom Minimum load Vi nom min. single output models dual output models (each output) typ. max. unit ±2 % 0 % 20 % 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 % Cross regulation (Dual model) Aymmetrical load 20% - 100% FL Startup time Vi nom, Io nom Transient recovery time Vi nom, 1~0.5 lo nom Ripple & noise Vi nom, Io nom, BW = 20MHz Efficiency Vi nom, Io nom, Po / Pi ± 10 % 50 ms 3 ms 100 mV Up to 83%, See model list and efficiency curve CONTROL AND PROTECTION Input reversed External shunt diode, external fuse recommended 2A Output short circuit Current limited (Auto-recovery) www.chinfa.com 2010.02.09 [email protected] P2 FDD05 SERIES 5V INPUT MODEL PHYSICAL CHARACTERISTICS Case size 50.8 x 50.8 x 12.0 mm (2 x 2 x 0.47 inches) Case material Plastic base / Metal case Weight 70 g Patting material Epoxy MECHANISM & PIN CONFIGURATION mm [inch] 15.2 4 [0 .6 0] 20.32 [0.80] 3 6.00 [0.24] 10.16 [0.40] 1 2 5.08 [0.20] 12.00 [0.47] 4 10.16 [0.40] 5 DIA 1.00 [0.04] 50.80 [2.00] 15.24 [0.60] 22.86 [0.90] 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] 50.80 [2.00] BOTTOM VIEW PIN ASSIGNMENT GENERAL PIN NO. 1 2 3 4 5 SINGLE Vi+ Vi - Vo+ NO PIN Vo - DUAL Vi+ Vi - Vo+ com Vo - CIRCUIT SCHEMATIC ‧ Block diagram for FDD05 5V input model with single output Vi + Vo + Rectifier Switching Device Vo - Vi - PWM Controller Opto Isolation Reference & Error Amp. ‧Block diagram for FDD05 5V input model with dual output Vi + Vo + Rectifier Switching Device PWM Controller 2010.02.09 Vo - Rectifier Vi - www.chinfa.com com Opto Isolation Reference & Error Amp. [email protected] P3 FDD05 SERIES 5V INPUT MODEL RECOMMENDED CIRCUIT ‧Recommended filter for EN55022 Class B compliance L1 C4 + Vin + C1 D1 C2 Vo + FDD05 Vin - Vo ‧Recommended EN 55022 Class B filter circuit layout. C3 NOTE:D1-Reverse Diode (2A/100V) ‧The commponents used in the above figure, together with the manufacturer part numbers for these components, are as follows. FDD05-XXS0 FDD05-XXD0 C1 C2 C3 C4 L1 6.8μF / 50V MLCC 3.3μF / 50V MLCC InF / 2KV MLCC InF / 2KV MLCC 0.5mH Common Choke DERATING AND EFFICIENCY CURVE Temperature derating curve Power out [ % ] 100 NATURAL CONVECTION COOLING 0 -25 71 100 Ambient Temperature [ oC ] Efficiency Vs Input Voltage FDD05-05S0 Efficiency Vs Output Load FDD05-05S0 85 87 84 83 Io : Full Load Efficiency [ % ] Efficiency [ % ] 86 85 84 83 82 Vi : 5VDC 81 82 4.5 4.6 4.7 4.8 4.9 5.0 5.1 Input Voltage (V) www.chinfa.com 2010.02.09 5.2 5.3 5.4 5.5 80 10 20 30 40 50 60 70 80 90 100 Output Load (%) [email protected] P4