UWS Series www.murata-ps.com SSixteenth-brick DOSA-Compaixteenth-brick DOSA-C tible, Wide Input IsolaWide Input Isolated DC-DC ted DC-DC Converters FEATURES High ef ciency synchronous yback topology 18-75 Volts DC wide input range with 3.3, 5 and TTyypical unitspical units 12 Volts for Output voltage Up to 54 Watts total output power with overtemperature shutdown PPRODUCT OVERVIEWRODUCT OVERVIEW Tiny 1.30 x 0.90 x 0.36 open frame package The world of brick DC-DC converters has seen FPFPGAGAs. No minimum load is required.N i i l d i i For systems Industry standard DOSAbric format a steady size reduction. The UWS series makes requiring controlled startup/shutdown, an external and pinout another dramatic size shrink down to a sixteenth- remote On/Off control may use a switch, transistor Extensive self-protection shut down features brick width (0.90 inches) while still retaining a or digital logic. high power output and full 2250 Volt DC isolation. Many self-protection features on the UWS series Small footprint DC-DC converter, ideal for high The PC-board mount converter family accepts avoid both converter and external circuit hazards. current applications 18to 75 Volts DC inputs and delivers xed outputs These include input undervoltage lockout and 2250 Volt Basic input/output isolation (48V regulated to within 0.125%. The UWS converters overtemperature shutdown. The output of these models) are ideal for datacom and telecom applications, DC-DC converters have current limit using the cell phone towers, data centers, server farms and hiccup autorestart technique and the outputs may Operating temperature range -40 to +85C with network repeaters. be short-circuited inde nitely. Additional features derating UWS outputs may be trimmed while delivering include output overvoltage and reverse conduction Stable no-load operation with no required exter- fast settling to current step loads and no adverse elimination. nal components effects from higher capacitive loads. Excellent ripple The synchronous yback topology yields high Certi ed to UL 60950-1, 2nd Edition, EN60950-1 and noise speci cations assure compatibility to cir- ef ciency for minimal heat buildup and no fan safety approvals cuits using CPUs, ASICs, programmable logic and operation. *TPMB UJPO F1 +Vin (1) +Vout (8) Barrier t 4XJUDIJOH 4FOTF External t JMUFST On/Off DC Control Controller Power t VSSFOU 4FOTF (2) and Power Source SBOTGFS5 4FOTF Open = On Reference and MPTFE 0GG Error Amplier 1 PTJUJWF Trim (6) MPHJD -Vin (3) -Vout (4) Figure 1. Connection Diagram *Sense is included on the UWS-3.3/15-Q48 and UWS-5/10-Q48. Typical topology is shown. Murata Power Solutions recommends an external fuse. For full details go to www.murata-ps.com/rohs www.murata-ps.com/support MDC UWS Series.D06 Page 1 of 25UWS Series Sixteenth-brick DOSA-Compatible, Wide Input Isolated DC-DC Converters PERFORMANCE SPECIFICATIONS SUMMARY AND ORDERING GUIDE Output Input C76 Efficiency Package Root Model R/N (mV pk-pk) Regulation (max.) VOUT IOUT Power VIN Nom. Range IIN, no load IIN, full (V) (A, max.) (W) (V) (V) (mA) load (A) Typ. Max. Line Load Min. Typ. Case (inches) UWS-3.3/15-Q48 3.3 15 49.5 90 125 0.15% 0.3% 48 18-75 25 1.16 87.5% 89% 1.30 x 0.90 x 0.36 UWS-5/10-Q48 5 10 50 90 130 0.125% 0.125% 48 18-75 30 1.14 88% 91% 1.30 x 0.90 x 0.36 UWS-12/4.5-Q48 12 4.5 54 115 150 0.125% 0.125% 48 18-75 25 1.24 89% 91% 1.30 x 0.90 x 0.36 Please refer to the Part Number Structure when ordering. Regulation speci cations describe output voltage deviations from a nominal/midpoint All speci cations are at nominal line voltage and full load, +25C unless otherwise value to either extreme (50% load step). noted. See detailed speci cations. Output capacitors are 1 F ceramic multilayer in Iout = 13A max. if Vin < 36V. parallel with 10 F. Iout=8A max. if Vin <36V. I/O caps are necessary for our test equipment and may not be needed for your Iout = 3.5A max. if Vin < 36V. application. PART NUMBER STRUCTURE UWS - 12 / 4.5 - Q48 N M H Lx - C RoHS Hazardous Substance Compliance (does not claim EU RoHS exemption 7blead in solder) C = RoHS-6 Sixteenth Brick Series Pin Length Option (Thru-hole only) Blank = Standard pin length 0.180 (4.6mm) L1 = 0.110 (2.79mm) L2 = 0.145 (3.68mm) Nominal Output Voltage: Conformal Coating Option Blank = No coating, standard Maximum Rated Output Current H = Coating added, optional* Current in Amps (Built to order contact Murata Power Solutions for MOQ and lead times. (not available on SMT models) Input Voltage Range: SMT Version (MSL Rating 2) Q48 = 1875 Volts (48V nominal) Blank = Thru-hole M = SMT version On/Off Control Logic: N = Negative P = Positive Special quantity order is required samples available with standard pin length only. SMT (M) versions not available in sample quantities. Some model number combinations may not be available. See website or contact your local Murata sales representative. www.murata-ps.com/support MDC UWS Series.D06 Page 2 of 25