ULE-53/1.1-D48 Series www.murata-ps.com Isolated, High Density, Eighth-Brick 53 Vout, 1.13 Amp DC-DC Converters Typical unit The ULE Series Eighth-Brick DC-DC Converters are isolated power converters designed to deliver power to PoE (Power-over-Ethernet) devices in High-density system boards. FEATURES PRODUCT OVERVIEW Measuring just 0.89 2.22 0.36 inches (22.6 includes high isolation (2250Vdc), input Pi filters, RoHS compliant 56.4 9.9mm), this open-frame, low-profile device input undervoltage shutdown, output overvoltage Eighth-brick package, industry standard pinout fits the industry-standard eighth-brick footprint. protection, current limiting, short-circuit protection, 0.89 x 2.22 x 0.36 in. (22.6 x 56.4 x 9.9mm) From a 36-75V input, the ULE-53/1.1-D48 delivers and thermal shutdown. The standard footprint car- 53 Volt outputs with current up to 1.13 Amps. The ries on/off control. 53 Vout / 1.13A Output for PoE+ (Power-over- ULE-53/1.1-D48 achieves high efficiency, low noise, ULE eighth-bricks are certified to the BASIC- Ethernet) tight line/load regulation, and quick step response. insulation requirements of UL/EN/IEC60950-1, 2nd Input voltage: 36-75V (48V nominal) An open-frame design and planar magnetics edition, and carry the CE mark. Safety certifica - Diode-Rectifier topology delivers: embedded in heavy-copper pc boards contribute to tions, EMC compliance testing and qualification Low noise impressive thermal derating. The ULE-53/1.1-D48 testing are available. Stable no-load operation No output reverse conduction Full Power 65C, natural convection On/off control Basic Insulation System Fully I/O protected Thermal shutdown Output OVP 59.5Vmax (single fault condition) Certified to UL/IEC/EN 60950-1 and CAN/ CSA C22.2 No.60950-1, 2nd edition Lead-free construction For full details go to www.murata-ps.com/rohs www.murata-ps.com/support SDC ULE-53/1.1-D48.A03 Page 1 of 12ULE-53/1.1-D48 Series Isolated, High Density, Eighth-Brick 53 Vout, 1.13 Amp DC-DC Converters PERFORMANCE SPECIFICATIONS SUMMARY AND ORDERING GUIDE Efficiency Output Input Iin no Iin full R/N (mVp-p) Regulation (Max.) Vout Iout Power Vin Nom. Range load load Model Family (V) (A) (W) Typ. Max. Line Load (V) (V) (mA) (A) Min. Typ. ULE-53/1.1-D48x-C 53 1.13 60 640 750 0.5% 3.6% 48 36-75 75 1.35 91% 92.5% Please refer to the full model number structure for additional ordering part numbers and All specifications are at nominal line voltage and full load, +25C unless otherwise noted. options. See detailed specifications. PART NUMBER STRUCTURE U LE - 53 / 1.1 - D48 N Lx - C Output Configuration: RoHS-6 hazardous substance compliant U = Unipolar/Single Output Does not claim EU RoHS exemption 7b, lead in solder Pin Length Option (Through-hole packages only) Blank = standard length 0.180 (4.6mm) Eighth-Brick Package L1 = Pin length 0.1100.010 (2.790.25mm L2 = Pin length 0.1450.010 (3.680.25mm) Nominal Output Voltage Maximum Rated Output Remote On/Off Control Logic: Current in Amps P = Positive logic (optional special order) N = Negative logic (standard) Input Voltage Range: D48 = 36-75V (48V nominal) Special quantity order is required samples available with standard pin length only. Some model number combinations may not be available. See website or contact your local Murata sales representative. www.murata-ps.com/support SDC ULE-53/1.1-D48.A03 Page 2 of 12