UEI Series www.murata-ps.com 50-60W Isolated Wide-Range DC/DC Converters Featuring a full 50-60 Watt output in 2.9 square inches of board area, the UEI series isolated DC/DC converter family offers efficient regulated DC power for printed circuit board mounting. PRODUCT OVERVIEW Typical unit Wide range 4:1 inputs on the 1.50 x 1.90 x logic and FPGAs. No minimum load is required. 0.38 converter are either 9 to 36 Volts DC (Q12 For systems requiring controlled startup/shut- FEATURES models) or 18 to 75 Volts DC (Q48 models), ideal down, an external switch, transistor or digital logic Small footprint DC/DC converter, ideal for high for battery-powered and telecom equipment. may be used to activate the remote On/Off control. current applications Fixed output voltages from 3.3 VDC to 15 VDC are Remote Sense inputs compensate for resistive line Industry standard 1.50 x 1.90 x 0.38 open regulated to within 0.05% and may be trimmed drops at high currents. frame package and pinout within 10% of nominal output. Applications A wealth of self-protection features avoid both include small instruments, computer-based Wide range input voltages 9-36 and 18-75Vdc converter and external circuit problems. These systems, data communications equipment, remote include input undervoltage lockout, input overvolt- Assembly and attachment for RoHS standards sensor systems, vehicle and portable electronics. age and overtemperature shutdown. The outputs Isolation up to 2250 VDC (basic) The UEI 50-60W Series includes full magnetic current limit using the hiccup autorestart Up to 50-60W total output power with and optical isolation up to 2250 Volts DC (basic technique and the outputs may be short-circuited overtemperature shutdown insulation). For connection to digital systems, the inde nitely. Additional features include output outputs offer fast settling to current step loads overvoltage and reverse conduction elimination. High ef ciency synchronous recti er forward topology and tolerance of higher capacitive loads. Excellent The synchronous recti er forward topology offers ripple and noise speci cations assure compatibil- high ef ciency for minimal heat buildup and no Stable no-load operation with no required ity to circuits using CPUs, ASICs, programmable fan operation. external components 40 to +85C temperature range with derating Certi ed to UL60950-1, CSA-C22.2 No. 234, EN60950-1, 2nd Edition safety approvals Extensive self-protection shut down features RoHS-6 compliant SIMPLIFIED SCHEMATIC +VOUT +VIN GATE DRIVE VIN VOUT ISOLATION BARRIER +SENSE On/Off Control Control TRIM OPTO Reference, trim & SENSE ISOLATION Error Amplifier Typical topology is shown. For full details go to Figure 1. Simpli ed block diagram www.murata-ps.com/rohs www.murata-ps.com/support MDC UEI Series 50-60W.C10 Page 1 of 14UEI Series 50-60W Isolated Wide-Range DC/DC Converters PERFORMANCE SPECIFICATIONS SUMMARY AND ORDERING GUIDE Output Input Package Ef ciency Power R/N (mVp-p) Regulation (Max.) VIN IIN, VOUT IOUT Range IIN, full Nom. no load Sense (V) (A) (V) load (A) Min. Typ. (W) Typ. Max. Line Load Case Pinout (V) (mA) Root Model Input UEI-3.3/15-Q12PR-C 3.3 15.0 49.5 15 30 0.05% 0.06% 24 9-36 130 2.33 86.8% 88.5% yes C74 P52 UEI-3.3/18-Q48NR-C 3.3 18.0 59.4 60 125 0.075% 0.2% 48 18-75 130 1.38 87% 89.5% yes C74 P52 UEI-5/10-Q12PR-C 5 10.0 50.0 35 50 0.1% 0.1% 24 9-36 130 2.31 89% 90% yes C74 P52 UEI-5/12-Q48NR-C 5 12.0 60.0 70 100 0.1% 0.15% 48 18-75 130 1.37 89.5% 91% yes C74 P52 UEI-12/4.2-Q12P-C 12 4.2 50.4 50 120 0.05% 0.05% 24 9-36 130 2.35 87.8% 89.5% no C74 P51 UEI-12/5-Q48N-C 12 5.0 60.0 40 70 0.2% 0.2% 48 18-75 130 1.42 87% 89.8% no C74 P51 UEI-15/3.3-Q12P-C 15 3.3 49.5 30 100 0.075% 0.05% 24 9-36 130 2.29 88.3% 90% no C74 P51 UEI-15/4-Q48N-C 15 4.0 60.0 35 60 0.075% 0.05% 48 18-75 50 1.40 87.5% 89.3% no C74 P51 These are partial model numbers. Please refer to the full model number structure for complete Output capacitors are 1 F ceramic 10 F electrolytic. Input cap is 22 F, low ESR. ordering part numbers. I/O caps are necessary for our test equipment and may not be needed for your application. Sense input is not included for 12 VOUT and higher models. Sense is optional for 5 VOUT and lower. All speci cations are typical at nominal line voltage and full load, +25 deg.C. unless otherwise noted. See detailed speci cations. PART NUMBER STRUCTURE UEI - 3.3 / 15 - Q12 P R H Lx - C Unipolar Wide Input RoHS-6 Hazardous Substance Compliance (does not claim EU RoHS exemption 7blead in solder) Nominal Output Voltage Pin Length Option Blank = standard pin length 0.25 in. (6.35 mm) Maximum Rated Output L1 = 0.110 in. (2.79 mm)* Current in Amps L2 = 0.145 in. (3.68 mm)* Conformal Coating Option Input Voltage Range: Blank = No coating, standard Q12 = 9-36V H = Coating added, optional Q48 = 18-75V (built to order contact Murata Power Solutions for MOQ and lead times.)* On/Off Control Logic: Sense Inputs (5 VOUT and lower): P = Positive R = Sense included as standard (for 5 VOUT and lower models only. 12 VOUT and higher N = Negative models do not offer the sense option.) Positive P logic is standard for Q12 models and optional special Blank = Sense not installed for 5 VOUT and lower models. Pins 5 and 8 omitted. order for Q48 models. Negative N logic is standard for Q48 models and optional special order for Q12 models. *Minimum order quantity is required. Samples available with standard pin length only. Note: Some model number combinations may not be available. See website or contact your local Murata sales representative. www.murata-ps.com/support MDC UEI Series 50-60W.C10 Page 2 of 14