FDD15 SERIES DC - DC CONVERTER 10 ~ 15W TRIPLE OUTPUT FEATURES On /of ‧LOW COST ‧2:1 WIDE INPUT RANGE ‧I/O ISOLATION ‧LC INPUT FILTER ‧SHORT CIRCUIT PROTECTION ‧HIGH PERFORMANCE ‧2 YEARS WARRANTY f MODEL LIST INPUT EFF. INPUT OUTPUT OUTPUT OUTPUT EFF. CURRENT MODEL NO. VOLTAGE WATTAGE VOLTAGE CURRENT (min.) (typ.) (typ.) CAPACITOR LOAD (max.) Triple Output Models FDD15 - 0512T1 9~18 VDC 1.07 A 10 WATTS +5 / ±12 VDC 1.5A / ± 0.12A 77% 79% 4700μF / ±2200μF 1.5A / ± 0.1 A 77% 79% 4700μF / ±2200μF FDD15 - 0515T1 9~18 VDC 1.07 A 10 WATTS +5 / ±15 VDC FDD15 - 0512T2 18~36 VDC 0.76 A 15 WATTS +5 / ±12 VDC 2 A / ± 0.2 A 80% 82% 4700μF / ±2200μF FDD15 - 0515T2 18~36 VDC 0.76 A 15 WATTS +5 / ±15 VDC 2 A / ± 0.16A 80% 82% 4700μF / ±2200μF FDD15 - 0512T3 36~72 VDC 0.38 A 15 WATTS +5 / ±12 VDC 2 A / ± 0.2 A 80% 82% 4700μF / ±2200μF FDD15 - 0515T3 36~72 VDC 0.38 A 15 WATTS +5 / ±15 VDC 2 A / ± 0.16A 80% 82% 4700μF / ±2200μF www.chinfa.com 2010.02.09 [email protected] P5 FDD15 SERIES TRIPLE OUTPUT SPECIFICATION o All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed GENERAL Characteristics Vi nom, Io nom Input - Output Isolation resistance Isolation capacitance Input - Output, @ 500VDC Case temperature Operating at Vi nom, Io nom Derating Vi nom Non operational Vi nom, Io nom VDC MΩ 100 1000 + 51 -10 PF o C +100 o -40 +100 o 20 95 C See derating curve Vi nom, Io min ± 0.02 L50.8 x W50.8 x H12.0 Dimension MTBF Cooling unit KHz 1500 Ambient temperature Temperature coefficient max. 180 100KHz / 1V Operating at Vi nom, Io nom Storage temperature Relative humidity typ. min. Conditions Switching frequency Isolation voltage Be1lcore issue 6@40 oC, GB C % RH % / oC mm Hours 720000 Free air convection INPUT SPECIFICATIONS Characteristics Input voltage range No load input current Input voltage w/o damage Conditions Ta min ... Ta max, Io nom min. Vi nom, Io = 0 Io nom typ. Input filter Io nom unit 18 VDC 18 36 VDC 36 48 72 VDC 12V models 30 mA 24V models mA 48V models 25 15 12V models 20 VDC 24V models 40 75 VDC 48V models Startup voltage max. 12 24 9 mA VDC 12V models 8.5 VDC 24V models 13.6 VDC 48V models 24 VDC Pi type OUTPUT SPECIFICATIONS Characteristics Output voltage accuracy Minimum load Conditions max. unit ±2 % ±6 % Vi nom ±12V or ±15V + 5V Vi min ...Vi max, Io nom Load regulation Vi nom, Io min ...Io nom Startup time Transient recovery time typ. + 5V Line regulation Cross regulation min. Vi nom, Io nom ±12V or ±15V + 5V 10 ±12V or ±15V + 5V ±12V or ±15V Aymmetrical load 20% - 100% FL Vi nom, Io nom Ripple & noise Vi nom, 1 ~ 0.5 lo nom Vi nom, Io nom, BW = 20MHz Efficiency Vi nom, Io nom, Po / Pi % 20 % ±2 % ±6 % ±2 % ±6 % ±6 30 % ms 500 μs mV Vout x ± 1% Up to 82%, See model list and efficiency curve 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 (12Vin : 1.5A, 24Vin : 1A, 48Vin : 0.5A) Output short circuit Current limited (Auto-recovery) Rated over load protection 110%min....140%max www.chinfa.com 2010.02.09 [email protected] P6 FDD15 SERIES TRIPLE OUTPUT 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] 45.72 [1.80] 2.54 [0.10] 10.16 [0.40] 50.80 [2.00] 5 22.86 [0.90] 10.16 [0.40] 5.08 [0.20] 12.00 [0.47] 6 1 2 10.16 [0.40] 7 10.16 [0.40] 6.00 [0.24] ±0.30[0.01] 30.00[1.18] - 120.00[4.72] ±0.50[0.02] 8 10.16 [0.40] GENERAL TOLERANCE 0.00[0.00] - 30.00[1.18] 10.16 [0.40] 4 DIA 1.00 [0.04] 50.80 [2.00] BOTTOM VIEW PIN ASSIGNMENT GENERAL PIN NO. 1 2 4 5 6 7 8 TRIPLE Vi+ Vi - ON / OFF Vo2 (+ OUT) Vo1 (+ 5V) com Vo3 (- OUT) CIRCUIT SCHEMATIC ‧Block diagram for FDD15T series with triple output Vi + Vo 2 Rectifier com Switching Device Rectifier Vo 3 Vo 1 Rectifier com Vi - ON/OFF www.chinfa.com 2010.02.09 PWM Controller Opto Isolation Reference & Error Amp. [email protected] P7 FDD15 SERIES TRIPLE OUTPUT RECOMMENDED CIRCUIT ‧The commponents used in the above figure, together with the manufacturer part numbers for these components, are as follows. ‧Recommended filter for EN55022 Class B compliance L1 + Vin + C1 C2 FDD15T C1 C2 C3 L1 0.5mH Common Choke 0.5mH Common Choke 0.5mH Common Choke Vo 2 FDD15-XXXXT1 3.3μF / 50V MLCC 3.3μF / 50V MLCC InF / 2KV MLCC Vo 1 com FDD15-XXXXT2 3.3μF / 50V MLCC 3.3μF / 50V MLCC InF / 2KV MLCC FDD15-XXXXT3 2.2μF / 100V 2.2μF / 100V MLCC MLCC InF / 2KV MLCC Vo3 Vin - C3 ‧Recommended EN 55022 Class B filter circuit layout. T DERATING AND EFFICIENCY CURVE Temperature derating curve Power out [ % ] 100 NATURAL CONVECTION COOLING 0 -10 51 Ambient Temperature [ oC ] 100 Efficiency Vs Input Voltage FDD15-0515T2 Efficiency Vs Output Load FDD15-0515T2 86 84 83 82 81 Io : Full Load 80 79 18 20 www.chinfa.com 2010.02.09 22 24 26 28 30 Input Voltage (V) 32 34 36 Efficiency [ % ] Efficiency [ % ] 85 88 87 86 85 84 83 82 81 80 79 Vi : 24VDC 10 20 30 40 50 60 70 Output Load (%) 80 90 100 [email protected] P8