RDD05 SERIES DC - DC CONVERTER 5 ~ 6W SINGLE & DUAL OUTPUT FEATURES ‧EFFICIENCY UP TO 88% ‧2:1 WIDE INPUT RANGE ‧I/O ISOLATION ‧INPUT Pi FILTER ‧SHORT CIRCUIT PROTECTION ‧3 YEARS WARRANTY MODEL LIST MODEL NO. INPUT EFF. EFF. CAPACITOR INPUT OUTPUT OUTPUT OUTPUT LOAD CURRENT VOLTAGE WATTAGE VOLTAGE CURRENT (min.) (typ.) (max.) (typ.) Single Output Models RDD05 - 03S1 9~18 VDC 0.55A 5 WATTS +3.3 VDC 1500 mA 74% 76% 2200 μF RDD05 - 05S1 9~18 VDC 0.53A 5 WATTS + 5 VDC 1000 mA 77% 79% 1500 μF RDD05 - 12S1 9~18 VDC 0.61A 6 WATTS + 12 VDC 500 mA 81% 83% 270μF RDD05 - 15S1 9~18 VDC 0.60A 6 WATTS + 15 VDC 400 mA 82% 84% 180μF RDD05 - 03S2 18~36 VDC 0.27A 5 WATTS +3.3 VDC 1500 mA 77% 79% 2200 μF RDD05 - 05S2 18~36 VDC 0.26A 5 WATTS + 5 VDC 1000 mA 80% 82% 1500 μF RDD05 - 12S2 18~36 VDC 0.29A 6 WATTS + 12 VDC 500 mA 84% 86% 270μF RDD05 - 15S2 18~36 VDC 0.28A 6 WATTS + 15 VDC 400 mA 85% 87% 180μF RDD05 - 03S3 35~75 VDC 0.13A 5 WATTS +3.3 VDC 1500 mA 78% 80% 2200 μF RDD05 - 05S3 35~75 VDC 0.13A 5 WATTS + 5 VDC 1000 mA 81% 83% 1500 μF RDD05 - 12S3 35~75 VDC 0.14A 6 WATTS + 12 VDC 500 mA 85% 87% 270μF RDD05 - 15S3 35~75 VDC 0.14A 6 WATTS + 15 VDC 400 mA 86% 88% 180μF RDD05 - 05D1 9~18 VDC 0.54A 5 WATTS ± 5 VDC ± 500 mA 76% 78% ± 680μF RDD05 - 12D1 9~18 VDC 0.61A 6 WATTS ± 12 VDC ± 250 mA 80% 82% ± 150μF RDD05 - 15D1 9~18 VDC 0.60A 6 WATTS ± 15 VDC ± 200 mA 81% 83% ± RDD05 - 05D2 18~36 VDC 0.26A 5 WATTS ± 5 VDC ± 500 mA 78% 80% ± 680μF RDD05 - 12D2 18~36 VDC 0.30A 6 WATTS ± 12 VDC ± 250 mA 83% 85% ± 150μF RDD05 - 15D2 18~36 VDC 0.29A 6 WATTS ± 15 VDC ± 200 mA 84% 86% ± RDD05 - 05D3 35~75 VDC 0.13A 5 WATTS ± 5 VDC ± 500 mA 79% 81% ± 680μF RDD05 - 12D3 35~75 VDC 0.15A 6 WATTS ± 12 VDC ± 250 mA 84% 86% RDD05 - 15D3 35~75 VDC 0.15A 6 WATTS ± 15 VDC ± 200 mA 85% 87% ± 150μF ± 68μF Dual Output Models www.chinfa.com 2014.05.26 68μF 68μF [email protected] P1 RDD05 SERIES SINGLE & DUAL OUTPUT 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 Derating Vi nom Storage temperature Non operational Relative humidity Vi nom, Io nom Temperature coefficient Vi nom, Io min min. typ. max. 150 unit KHz 1,500 VDC 100 MΩ 1,000 PF + 71 o + 90 o -40 +100 o 20 95 % RH ± 0.02 % / oC -25 C C See derating curve Dimension L31.8 x W20.3 x H12.7 o C mm MTBF Bellcore issue 6@40 C, GB Cooling Free air convection Vibration meet IEC 60068-2-6 (Random wave, 10-2KHz, 5G, each along X, Y, Z axes 10 min/cycle, 60min) Hours 1,120,000 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. max. unit 9 12 18 VDC 18 24 36 VDC 36 48 72 VDC 12V 30 mA 24V 25 mA 48V 15 mA 12V 20 VDC 24V 40 VDC 75 VDC 48V Startup voltage Input filter Io nom 12V 8.7 VDC 24V 17.4 VDC 48V 31.5 VDC Pi type OUTPUT SPECIFICATIONS Characteristics Output voltage accuracy Minimum load Conditions min. Vi nom, Io nom Vi nom typ. max. unit ± 2 % single output models 0 % dual output models (each output) 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 ± 3 % Cross regulation (Dual model) Aymmetrical load 20% - 100% FL ± 5 % Startup time Vi nom, Io nom 500 ms Transient recovery time Vi nom, 1~0.5 lo nom 500 Ripple & noise Vi nom, Io nom, BW = 20MHz Efficiency www.chinfa.com 2014.05.26 Vi nom, Io nom, Po / Pi 100 mV Up to 88%, See model list and efficiency curve [email protected] P2 RDD05 SERIES SINGLE & DUAL OUTPUT SPECIFICATION o All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed CONTROL AND PROTECTION Input reversed Shunt diode built in, external fuse recommended 1A Output short circuit Current limited (Auto-recovery) Rated over load protection 110%min....140%max 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 Potting material Epoxy MECHANISM & PIN CONFIGURATION mm [inch] 31.80 [1.25] 12.70 [0.50] 2 3 9 11 23 22 16 14 15.24 [0.60] 20.30 [0.80] 6.00 [0.24] DIA 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 16 22 & 23 Vo+ Vo - Vi+ Vo+ com Vi+ PIN NO. 2&3 9 11 14 SINGLE Vi - NO PIN N. C. DUAL Vi - com Vo - CIRCUIT SCHEMATIC ‧Block diagram for RDD05 series with dual output ‧Block diagram for RDD05 series with single output Vi + Vo + Vi + Rectifier Switching Device Switching Device www.chinfa.com 2014.05.26 Opto Isolation Reference & Error Amp. com Rectifier Vo - Vi - Vi - Control Vo + Rectifier Control Opto Isolation Vo - Reference & Error Amp. [email protected] P3 RDD05 SERIES SINGLE & DUAL OUTPUT RECOMMENDED CIRCUIT ‧The components 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 C5 Vi + Vin + C1 C1 C2 C3 / C4 C5 L1 Vo + RDD05XXX1 2.2μF / 50V MLCC 4.7μF / 50V MLCC 1nF/2KV MLCC 1nF/2KV MLCC Vo - RDD05XXX2 2.2μF / 50V MLCC 4.7μF / 50V MLCC 1nF/2KV MLCC 1nF/2KV MLCC RDD05XXX3 2.2μF / 100V 2.2μF / 100V MLCC MLCC 1nF/2KV MLCC 1nF/2KV MLCC 1.5mH Common Choke 1.5mH Common Choke 1.5mH Common Choke RDD05 C2 Vin - Vi C3 / C4 ‧Recommended EN 55022 Class B filter circuit layout. DERATING AND EFFICIENCY CURVE Temperature derating curve Power out [ % ] 100 Safe Operating Area 0 -25 71 90 Ambient Temperature [ oC ] Efficiency Vs Input Voltage RDD05-05S2 84 85 Power out [ % ] Power out [ % ] 83 82 81 80 79 Io : Full Load 78 77 18 20 www.chinfa.com 2014.05.26 Efficiency Vs Output Load RDD05-05S2 22 24 26 28 30 Input Voltage (V) 32 34 36 80 75 70 65 60 55 50 45 10 Vi : 24VDC 20 30 40 50 60 70 Output Load (%) 80 90 100 [email protected] P4