FDD01 SERIES DC - DC CONVERTER 1W SINGLE & DUAL OUTPUT FEATURES ‧EFFICIENCY UP TO 60% ‧INPUT 5 V±10% ‧DIP24 PACKAGE ‧I / O ISOLATION ‧SHORT CIRCUIT PROTECTION ‧HIGH PERFORMANCE ‧2 YEARS WARRANTY MODEL LIST INPUT EFF. EFF. CAPACITOR INPUT OUTPUT OUTPUT OUTPUT CURRENT LOAD MODEL NO. VOLTAGE WATTAGE VOLTAGE CURRENT (min.) (typ.) (max.) (typ.) Single Output Models 1000μF FDD01 - 05S0 4.5~5.5 VDC 315 mA 1 WATTS + 5 VDC 200 mA 53% 55% FDD01 - 12S0 4.5~5.5 VDC 310 mA 1 WATTS + 12 VDC 84 mA 58% 60% 470μF FDD01 - 15S0 4.5~5.5 VDC 300 mA 1 WATTS + 15 VDC 66 mA 58% 60% 330μF ± 680μF Dual Output Models FDD01 - 05D0 4.5~5.5 VDC 315 mA 1 WATTS ± 5 VDC ± 100 mA 53% 55% FDD01 - 12D0 4.5~5.5 VDC 310 mA 1 WATTS ± 12 VDC ± 42 mA 58% 60% ± 150μF FDD01 - 15D0 4.5~5.5 VDC 300 mA 1 WATTS ± 15 VDC ± 33 mA 58% 60% ± 68μF www.chinfa.com 2010.01.11 [email protected] P1 FDD01 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. unit Switching frequency Vi nom, Io nom 50 KHz Isolation voltage Input - Output 1500 VDC Isolation resistance Input - Output, @ 500VDC 100 Ambient temperature Operating at Vi nom, Io nom -25 Case temperature Operating at Vi nom, Io nom Derating Vi nom Storage temperature Non operational Relative humidity Vi nom, Io nom Temperature coefficient Vi nom, Io min MΩ + 71 o + 90 o -40 +100 o 20 95 % RH ± 0.02 % / oC C C See derating curve Dimension mm L31.8 x W20.3 x H12.7 o MTBF Bellcore issue 6@40 C, GB Cooling Free air convection C Hours 2050000 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 min. 4.5 typ. 5 max. unit 5.5 VDC 65 mA 7 VDC 4 VDC OUTPUT SPECIFICATIONS Characteristics Conditions min. typ. max. unit ±2 % Output voltage accuracy Vi nom, Io nom Minimum load Vi nom 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 ±3 % Aymmetrical load 20% - 100% FL ±5 % 50 ms 3 ms 100 mV single output models dual output models (each output) Cross regulation (Dual model) 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 0 % 20 % Up to 60%, See model list and efficiency curve CONTROL AND PROTECTION Input reversed External shunt diode, external fuse recommended 0.5A Output short circuit Current limited (Auto-recovery) www.chinfa.com 2010.01.11 [email protected] P2 FDD01 SERIES SINGLE & DUAL OUTPUT PHYSICAL CHARACTERISTICS Case size 31.8 x 20.3 x 12.7 mm (1.25 x 0.8 x 0.5 inches) Case material Plastic Weight 15 g Patting material Epoxy MECHANISM & PIN CONFIGURATION mm [inch] 31.80 [1.25] 1 2 101112 15.24 [0.60] 12.70 [0.50] 20.30 [0.80] 24 23 6.00 [0.24] 15 13 DI A 0.50 [0.02] 2.54 [0.10] BOTTOM VIEW 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] PIN ASSIGNMENT GENERAL PIN NO. 1&2 10 11 12 13 15 23 & 24 SINGLE Vi + NO PIN NO PIN Vo - Vo+ NO PIN Vi - Vi + com com NO PIN Vo - Vo+ Vi - DUAL CIRCUIT SCHEMATIC ‧ Block diagram for FDD01 series with single output Vi + Vo + Rectifier Switching Device Vo - Vi - Control Opto Isolation Reference & Error Amp. ‧Block diagram for FDD01 series with dual output Vi + Vo + Rectifier Switching Device Control 2010.01.11 Vo - Rectifier Vi - www.chinfa.com com Opto Isolation Reference & Error Amp. [email protected] P3 FDD01 SERIES SINGLE & DUAL OUTPUT RECOMMENDED CIRCUIT ‧Recommended filter for EN55022 Class B compliance SINGLE OUTPUT MODELS DUAL OUTPUT MODELS + + Vin + C1 D1 C2 L1 Vo + Vin + C1 FDD01 Vin - D1 C2 L1 Vo - - Vo + FDD01 Vin - Vo - C3 C4 Note:D1 - Reverse Diode (1A/100V) ‧The commponents used in the above figure, together with the manufacturer part numbers for these components, are as follows. C1 C2 C3 FDD01XXS0 3.3μF / 16V MLCC 4.7μF / 16V MLCC lnF/2KV MLCC FDD01XXD0 3.3μF / 16V MLCC 4.7μF / 16V MLCC C4 L1 lnF/2KV MLCC 3mH Common Choke 3mH Common Choke ‧Recommended EN 55022 Class B filter circuit layout. DERATING AND EFFICIENCY CURVE Temperature derating curve Power out [ % ] 100 NATURAL CONVECTION COOLING 0 -25 71 90 Ambient Temperature [ oC ] Efficiency Vs Input Voltage FDD01- 05S0 64 75 65 Efficiency [ % ] 63 Efficiency [ % ] Efficiency Vs Output Load FDD01- 05S0 62 61 60 55 45 35 Io : Full Load 59 4.5 4.6 4.7 www.chinfa.com 2010.01.11 4.8 4.9 5.0 5.1 Input Voltage (V) 5.2 5.3 5.4 5.5 Vi : 5VDC 25 10 20 30 40 50 60 70 Output Load (%) 80 90 100 [email protected] P4