Features Regulated Converter Description mw max. no load power consumption High efficiency up to 79% Isolated Output 3.75kVAC / 1 minute SCP, OVP protection Wide operating temperature range: -4 C to + C (only with suffix -E ) Universal input -35VAC The RAC4-xxS_DC/277 series are fully certified single and dual regulated AC/DC converters in an encapsulated PCB-mount package style with 3.75kVAC isolation and very low stand-by power consumption. The modules are suitable for worldwide use due to their wide input voltage range from VAC to 35VAC. Possible uses include home automation, standby applications and industrial controls. AC/DC Converter RAC4-C/277 4 Watt Single and Dual Output 3 3 YEAR w a r r a n t y Selection Guide Part Input Output Output Efficiency Max. Capacitive Number Voltage Range Voltage Current typ. Load (1+2) [(VAC] [VDC] [ma] [%] [µf) RAC4-3.3SC/277 (3) -35 3.3 12 72 RAC4-5SC/277 (3) -35 5 75 72 RAC4-12SC/277 (3) -35 12 333 78 RAC4-15SC/277 (3) -35 15 267 79 82 RAC4-24SC/277 (3) -35 24 167 79 22 RAC4-512DC/277 (3) -35 5/12 72/33 75 4/ RAC4-5DC/277 (3) -35 ±5 ±4 76 ±33 RAC4-12DC/277 (3) -35 ±12 ±166 78 ±6 Note1: Measured @ /Hz/Ta 25 C with constant resistant mode at full load Note2: If used @/Hz with full load, max. capacitive load is less, please contact RECOM for detailed information Model Numbering Output Voltage Single or Dual RAC4- C/277 -_ Temperature (3) E224736 IEC/EN9-1 certified IEC/EN62368-1 certified UL9-1 certified CSA/CAN 22.2 9-1-7 certified CB Report EN532 compliance EN524 compliance Ordering Examples: e.g. RAC4-3.3SC/277-E, Single Output, with -4 to + C operating temperature range e.g. RAC4-5DC/277, Dual Output with standard operating temperature range Note3: with suffix -E for -4 C to + C operating temperature range without suffix standard operating temperature range (-25 C to + C) www.recom-power.com REV.: 4/218 PA-1
BASIC CHARACTERISTICS RAC4-C/277 Parameter Condition Min. Typ. Max. Input Voltage Range Input Current Inrush Current cold start at 25 C VAC 113VDC 3VDC 35VAC 43VDC No load Power Consumption -35VAC, /Hz mw Input Frequency Range AC input 47Hz 44Hz Minimum Load RAC4-512DC/277(-E) Hold-up time 15ms ±5% / ±% % Internal Operating Frequency full load 67kHz Output Ripple and Noise (4) 2mVp-p Note4: Ripple and Noise is measured at 2MHz bandwidth and with a 47µF low-esr electrolytic capacitor in parallel with a.1µf ceramic capacitor across output. 98mA 64mA 15A 3A Efficiency vs. Load 4 3 2 1 RAC4-3.3SC/277 (-E) 1 2 3 4 4 3 2 1 RAC4-5SC/277 (-E) 1 2 3 4 continued on next page www.recom-power.com REV.: 4/218 PA-2
RAC4-C/277 4 3 2 1 RAC4-12SC/277 (-E) 1 2 3 4 4 3 2 1 RAC4-15SC/277 (-E) 1 2 3 4 4 3 2 1 RAC4-24SC/277 (-E) 1 2 3 4 4 3 2 1 RAC4-5DC/277 (-E) 1 2 3 4 4 3 2 1 RAC4-12DC/277 (-E) 1 2 3 4 4 3 2 1 RAC4-15DC/277 (-E) 1 2 3 4 www.recom-power.com REV.: 4/218 PA-3
REGULATIONS RAC4-C/277 Parameter Condition Value Output Accuracy Line Regulation Load Regulation (5V minimum load 5% @12V full load) -35VAC RAC4-512DC/277(-E) 3.3V, 5V RAC4-512DC/277(-E) RAC4-512DC/277(-E) ±2.% / ±1.% typ. ±2.% typ. ±.2% / ±1.% typ. ±.2% typ. ±1.% typ. ±1.% / ±5.% typ. ±.5% typ. PROTECTIONS Parameter Type Value Short Circuit Protection (SCP) automatic recovery Over Voltage Category OVC II Isolation Voltage I/P to O/P, tested for 1 minute 3.75kVAC Isolation Resistance MΩ min. Insulation Grade reinforced Leakage Current / Hz.25mA max. Protection Circuit VACin (L) FUSE +Vout MOV.1µF/V 47µF/V VACin (N) -Vout Note5: An input fuse is required if the mains supply is not over-current protected. Recommended fuse: T1A slow blow type Note6: To measure the output ripple and noise short runs by.1µf/v & 47µF/V @2MHz, nominal input and full load Note7: An external MOV is required for operation. (MOV model: shall comply with IEC 6151-2) e.g. Epcos S14 ENVIRONMENTAL Parameter Condition Value Operating Temperature Range, with derating (@ natural convection.1m/s) (see graph) -25 C to + C with suffix -E, with derating (@ natural convection.1m/s) (see graph) -4 C to + C Maximum Case Temperature + C Thermal Impedance 1 C/W Operating Altitude 2m Operating Humidity non-condensing 95%, RH max. Pollution Degree PD2 Vibration MIL-STD-22G MTBF according to MIL-HDBK-217F, G.B +25 C x 1 3 hours continued on next page www.recom-power.com REV.: 4/218 PA-4
Derating Graph (@ Chamber and natural convection.1m/s) RAC4-C/277 RAC4-xxS(D)C/277 RAC4-xxS(D)C/277-E 4 3 2 1-25 -2 2 4 65-4 -2 2 4 65 Ambient Temperature [ C] Ambient Temperature [ C] 4 3 2 1 SAFETY AND CERTIFICATIONS Certificate Type Report / File Number Standard Information Technology Equipment, General Requirements for Safety (CB Scheme) 1355-1-CB-M1 IEC9-1:25, 2nd Edition + A1:29 Information Technology Equipment, General Requirements for Safety (LVD) 177-4 Information Technology Equipment, General Requirements for Safety Audio/video, information and communication technology equipment - Safety requirements E224736-A18 AL151 EN9-1:26, 2nd Edition + A12:213 IEC9-1:25, 2nd Edition + A2:213 UL9-1, 2nd Edition 211 CAN/CSA C22.2 No. 9-1-7, 2nd Edition, 211 EN62368-1:214 IEC62368-1:214 2nd Edition EAC RU-AT.3.67361 TP TC 4/2, 211 RoHs2 RoHs-211/65/EU + AM-215/863 EMC Compliance Report / File Number Standard / Criterion Electromagnetic compatibility of multimedia equipment - Emission requirements Information technology equipment - Immunity characteristics - Limits and methods of measurement ESD Electrostatic discharge immunity test T1225D1-E Air: ±2, 4, 8kV Contact: ±4kV EN532, Class B EN524:21 IEC6-4-2:28, Criteria A Radiated, radio-frequency, electromagnetic field immunity test 3V/m IEC6-4-3:21, Criteria A Fast Transient and Burst Immunity AC Power Port: ±1kV IEC6-4-4:24 + A1:21, Criteria A Surge Immunity AC Power Port: L-N ±1kV IEC6-4-5:25, Criteria A Immunity to conducted disturbances, induced by radio-frequency fields AC Power Port: 3V IEC6-4-6:28, Criteria A Power Magnetic Field Immunity Hz, 1A/m IEC6-4-8:29, Criteria A Voltage Dips and Interruptions Voltage Dips: >95% Voltage Dips: 3% Interruptions: >95% IEC6-4-11:24, Criteria A IEC6-4-11:24, Criteria A IEC6-4-11:24, Criteria B www.recom-power.com REV.: 4/218 PA-5
DIMENSION and PHYSICAL CHARACTERISTICS RAC4-C/277 Parameter Type Value Material Package Dimension (LxWxH) Package Weight case potting PCB black plastic (UL94 V-) silicone (UL94 V-) FR4 (UL94 V-) 36.7 x 27.2 x 17.1mm 41g typ. Dimension Drawing (mm) 36.7 Ø.6 ±.5 embossed logo 36. 27.2 4. 17.1 26.5 21. Pinning information Pin # Single Dual Dual (assymetric) 1 No Pin No Pin No Pin 2 +Vout +Vout +5Vout 3 -Vout Com Com 4 NC -Vout +12Vout 5 VAC in (L) VAC in (L) VAC in (L) 6 VAC in (N) VAC in (N) VAC in (N) 7 NC NC NC NC= no connection Tolerance: xx.x= ±.5mm xx.xx= ±.25mm 3.8 21.5 7.5 Ø.9 ±.1 Redommended footprint details 2.54 21. 3.1 7 Bottom View 6 Isolation Spacing 15.9 5 3. 1 2 3 4 Top View restricted area for PCB layout 1 2 3 4 2.54 7 6 5 7.5 3.75 3.75 PACKAGING INFORMATION Parameter Type Value Packaging Dimension (LxWxH) tube 52. x 32. x 27.mm Packaging Quantity 12pcs Storage Temperature Range -4 C to + C The product information and specifications may be subject to changes even without prior written notice.the product has been designed for various applications; its suitability lies in the responsibility of each customer. The products are not authorized for use in safety-critical applications without RECOM s explicit written consent. A safety-critical application is an application where a failure may reasonably be expected to endanger or cause loss of life, inflict bodily harm or damage property. The applicant shall indemnify and hold harmless RECOM, its affiliated companies and its representatives against any damage claims in connection with the unauthorized use of RECOM products in such safety-critical applications. www.recom-power.com REV.: 4/218 PA-6